{"product_id":"organic-manganese-sulfate-fertilizer","title":"Organic Manganese Sulfate Fertilizer","description":"\u003c!-- ═══════════════════════════════════════════════════════════════\n     MANGANESE SULFATE FERTILIZER (31% Mn + 18% S) - Greenway Biotech Product Page\n     Version: 2.7.1 | Updated: April 2026\n     Architecture: Modular CSS + Dispatcher Calculator Pattern\n     OMRI: 50 lb SKU only — repackaged from OMRI Listed® material\n     Blog Articles Linked: 4 (Mn\/K Relationship, Sulfur Function, Leaves Turning Yellow, Sulfate vs Chelated)\n     Blog Articles TODO: 1 — Manganese Deficiency in Plants (see Linking Summary)\n     ═══════════════════════════════════════════════════════════════ --\u003e\n\n\u003cdiv class=\"gwb-product\"\u003e\n\u003cdiv class=\"wrapper\"\u003e\n\n  \u003c!-- ── HERO ─────────────────────────────────────────────────── --\u003e\n  \u003ch1\u003eManganese Sulfate Fertilizer \u003cspan class=\"green\"\u003e(31% Mn + 18% S)\u003c\/span\u003e\n\u003c\/h1\u003e\n\n  \u003cp class=\"hero-subtitle\"\u003e\n    \u003cstrong\u003eHigh-purity manganese sulfate — 31% Mn and 18% S — for preventing and correcting manganese deficiency in palms, citrus, vegetables, and hydroponic systems. The go-to solution for frizzle top in palms and interveinal chlorosis across high-pH and sandy soils.\u003c\/strong\u003e\n  \u003c\/p\u003e\n\n  \u003c!-- ── TRUST BADGES ──────────────────────────────────────────── --\u003e\n  \u003cdiv class=\"trust-badges\"\u003e\n    \u003ca href=\"\/pages\/certificates\" target=\"_blank\" rel=\"noopener\" class=\"badge\" aria-label=\"CDFA Registered Fertilizer\"\u003e🧪 CDFA Registered\u003c\/a\u003e\n    \u003ca href=\"\/pages\/about-us\" target=\"_blank\" rel=\"noopener\" class=\"badge\" aria-label=\"Made in USA\"\u003e🇺🇸 Made in USA\u003c\/a\u003e\n    \u003cspan class=\"badge\" aria-label=\"90-Day Money-Back Guarantee\"\u003e🛡️ 90-Day Guarantee\u003c\/span\u003e\n    \u003ca href=\"\/pages\/returns\" target=\"_blank\" rel=\"noopener\" class=\"badge\" aria-label=\"Free Shipping on orders over 100 dollars\"\u003e🚚 Free Shipping $100+\u003c\/a\u003e\n  \u003c\/div\u003e\n\n  \u003c!-- ── IDEAL APPLICATIONS ─────────────────────────────────────── --\u003e\n  \u003csection class=\"best-for\"\u003e\n    \u003ch2\u003eIdeal Applications\u003c\/h2\u003e\n    \u003cdiv class=\"best-for-grid\"\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🌴\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003ePalm Trees\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e2–16 oz per tree every 3 months\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🍊\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003eCitrus \u0026amp; Fruit Trees\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003eFoliar: 1–3 lbs per 100 gal\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🥬\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003eVegetables \u0026amp; Field Crops\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003eRate varies by soil test — see Application Rates\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e💧\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003eHydroponics\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e0.5–2 ppm Mn in nutrient solution\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🌾\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003eHigh-pH \u0026amp; Sandy Soils\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003eWhere Mn availability is reduced\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"best-for-item\"\u003e\n        \u003cdiv class=\"best-for-icon\" aria-hidden=\"true\"\u003e🌿\u003c\/div\u003e\n        \u003cdiv class=\"best-for-name\"\u003eHome Gardens\u003c\/div\u003e\n        \u003cdiv class=\"best-for-rate\"\u003e1–2 lbs per 1,000 sq ft\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/section\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       1. FEATURES\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eFEATURES\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cdiv class=\"benefits-grid\"\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌴 Prevents Frizzle Top\u003c\/h3\u003e\n          \u003cp\u003eEssential for palm health — helps prevent the progressive frizzle top condition most common in Queen, Royal, Pygmy Date, and Coconut Palms.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e⚡ Enzyme Activation\u003c\/h3\u003e\n          \u003cp\u003eActivates more than 30 plant enzymes critical to photosynthesis, nitrogen metabolism, and energy transfer throughout the plant.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌿 Chlorophyll \u0026amp; Photosynthesis Support\u003c\/h3\u003e\n          \u003cp\u003eManganese is required for the oxygen-evolving complex of photosystem II — the water-splitting reaction that powers photosynthesis and enables plants to convert light into energy.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🔬 Over 99% Pure Powder\u003c\/h3\u003e\n          \u003cp\u003eFine crystalline powder independently tested for heavy metals — results consistently well below required limits — for reliable, consistent results every application.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🧪 CDFA Registered\u003c\/h3\u003e\n          \u003cp\u003eRegistered with the California Department of Food and Agriculture — meets all regulatory standards for use on California crops.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e💪 Structural Defense Support\u003c\/h3\u003e\n          \u003cp\u003ePromotes lignin formation in cell walls, improving structural integrity and supporting the plant's natural defense mechanisms against environmental stressors.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🟡 18% Sulfur Included\u003c\/h3\u003e\n          \u003cp\u003eThe sulfur component supports protein synthesis, improves nitrogen utilization, and enhances overall plant metabolic function.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e💧 Fully Water-Soluble\u003c\/h3\u003e\n          \u003cp\u003eDissolves completely for use in drip irrigation, fertigation systems, hydroponic reservoirs, and foliar spray programs.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌱 Multi-Method Application\u003c\/h3\u003e\n          \u003cp\u003eEffective via broadcast soil application, banding, foliar spray, fertigation, and hydroponic nutrient solution — one product, every method.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003e🌱 OMRI Listed® (50 lb)\u003c\/h3\u003e\n          \u003cp\u003eThe 50 lb size is repackaged from OMRI Listed® material, making it suitable for use in certified organic production. Verify current approval with your certifying agency before use.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       2. DERIVED FROM\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eDERIVED FROM\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cp\u003eOur manganese sulfate is produced from a single, high-purity crystalline source — ensuring complete solubility and rapid plant uptake for quick deficiency correction.\u003c\/p\u003e\n\n      \u003ch3 class=\"brown\"\u003eMicronutrient Source\u003c\/h3\u003e\n      \u003cdiv class=\"pairs-grid\"\u003e\n        \u003cdiv class=\"pair-item\"\u003e\n          \u003ch3\u003eManganese Sulfate Monohydrate\u003c\/h3\u003e\n          \u003cp\u003eMnSO₄·H₂O — crystalline powder delivering 31% elemental manganese and 18% sulfur. The monohydrate form dissolves readily in water and is readily available for plant uptake across a wide pH range.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       3. SCIENCE BEHIND THE FORMULA\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eSCIENCE BEHIND THE FORMULA\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003cdiv class=\"benefits-grid\"\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003eMn — Manganese (31%)\u003c\/h3\u003e\n          \u003cp\u003eRequired for the oxygen-evolving complex of photosystem II — the water-splitting reaction that produces the oxygen released during photosynthesis. Without adequate manganese, this reaction fails and plants cannot generate energy from light.\u003c\/p\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"benefit-card\"\u003e\n          \u003ch3\u003eS — Sulfur (18%)\u003c\/h3\u003e\n          \u003cp\u003eEssential building block of the amino acids cysteine and methionine, and a component of coenzymes involved in nitrogen fixation. Sulfur can also support local acidifying effects in the rhizosphere over time, which may improve manganese availability in alkaline conditions.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eWhy Manganese Deficiency Occurs\u003c\/h3\u003e\n      \u003cp\u003eManganese is most commonly deficient in high-pH soils (above 7.0), sandy soils low in organic matter, and over-limed soils — conditions where Mn²⁺ ions bind to soil particles and become unavailable for root uptake. Poorly drained soils can cause the opposite: manganese toxicity where reduced Mn²⁺ accumulates to harmful levels. The sulfur in our formula can support local acidifying effects in the rhizosphere over time, which may help improve Mn availability in alkaline soils.\u003c\/p\u003e\n\n      \u003ch3 class=\"brown\"\u003eFrizzle Top: A Manganese Crisis in Palms\u003c\/h3\u003e\n      \u003cp\u003eFrizzle top is a progressive manganese deficiency disorder affecting palms. New fronds emerge chlorotic and undersized (early stage), then become withered, scorched, and distorted — giving the characteristic \"frizzled\" appearance (middle stage). In the late stage, only small brown stubs emerge from the spear, followed by palm death if left untreated. Because manganese is immobile in the plant, deficiency always appears on the newest growth first. Regular preventive applications every three months are far more effective than attempting to correct advanced frizzle top.\u003c\/p\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       4. APPLICATION RATES \u0026 DIRECTIONS\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eAPPLICATION RATES \u0026amp; DIRECTIONS\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003ch3 class=\"brown\"\u003eSoil Application\u003c\/h3\u003e\n      \u003cdiv class=\"info-box\"\u003e\n        \u003cstrong\u003e📋 Soil Test First:\u003c\/strong\u003e Field crop application rates below are general guidelines based on typical soil test levels and crop removal estimates. Actual rates should be confirmed by a current soil test and consultation with your local cooperative extension service, as needs vary significantly by soil type, crop variety, and regional conditions.\n      \u003c\/div\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003ccaption\u003eManganese Sulfate Soil Application Rates\u003c\/caption\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth scope=\"col\"\u003eApplication Method\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eRate\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eNotes\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eBroadcast (Pre-plant)\u003c\/td\u003e\n              \u003ctd\u003e20–60 lbs\/acre\u003c\/td\u003e\n              \u003ctd\u003e0.5–1.4 lbs\/1,000 sq ft; confirm rate with soil test\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eBanded\/Side-dress\u003c\/td\u003e\n              \u003ctd\u003e10–30 lbs\/acre\u003c\/td\u003e\n              \u003ctd\u003eMore efficient than broadcast in high-pH soils\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eWith Ammonium Sulfate\u003c\/td\u003e\n              \u003ctd\u003eAdd 50+ lbs\/acre\u003c\/td\u003e\n              \u003ctd\u003eImproves Mn availability in alkaline soils\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eHome Gardens\u003c\/td\u003e\n              \u003ctd\u003e1–2 lbs\/1,000 sq ft\u003c\/td\u003e\n              \u003ctd\u003eWork into top 4–6 inches of soil\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eFoliar Application\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003ccaption\u003eManganese Sulfate Foliar Application Rates\u003c\/caption\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth scope=\"col\"\u003eSeverity\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eRate per 100 Gallons\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eFrequency\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eNutritional Maintenance\u003c\/td\u003e\n              \u003ctd\u003e1 lb\u003c\/td\u003e\n              \u003ctd\u003eMonthly during active growth\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eMild Deficiency\u003c\/td\u003e\n              \u003ctd\u003e1–2 lbs\u003c\/td\u003e\n              \u003ctd\u003eEvery 2–3 weeks\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eSevere Deficiency\u003c\/td\u003e\n              \u003ctd\u003e3 lbs\u003c\/td\u003e\n              \u003ctd\u003eWeekly until corrected; test on a small area first\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003ePalm Tree Application\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003ccaption\u003eManganese Sulfate Palm Tree Application Rates\u003c\/caption\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth scope=\"col\"\u003ePalm Size\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eRate per Tree\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eFrequency\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eSmall\/Young\u003c\/td\u003e\n              \u003ctd\u003e2–4 oz\u003c\/td\u003e\n              \u003ctd\u003eEvery 3 months\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eMedium\u003c\/td\u003e\n              \u003ctd\u003e4–8 oz\u003c\/td\u003e\n              \u003ctd\u003eEvery 3 months\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eLarge\/Mature\u003c\/td\u003e\n              \u003ctd\u003e8–16 oz\u003c\/td\u003e\n              \u003ctd\u003eEvery 3 months\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eSeverely Deficient\u003c\/td\u003e\n              \u003ctd\u003eDouble rates\u003c\/td\u003e\n              \u003ctd\u003eMonthly until recovery; consult a certified arborist for severely affected specimens\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eHydroponics \u0026amp; Fertigation\u003c\/h3\u003e\n      \u003cdiv class=\"table-scroll\"\u003e\n        \u003ctable\u003e\n          \u003ccaption\u003eManganese Sulfate Hydroponics and Fertigation Rates\u003c\/caption\u003e\n          \u003cthead\u003e\n            \u003ctr\u003e\n              \u003cth scope=\"col\"\u003eApplication\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eRate\u003c\/th\u003e\n              \u003cth scope=\"col\"\u003eNotes\u003c\/th\u003e\n            \u003c\/tr\u003e\n          \u003c\/thead\u003e\n          \u003ctbody\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eHydroponics\u003c\/td\u003e\n              \u003ctd\u003e0.5–2 ppm Mn\u003c\/td\u003e\n              \u003ctd\u003eIn completed nutrient solution\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n              \u003ctd\u003eFertigation\u003c\/td\u003e\n              \u003ctd\u003e1–2 lbs\/acre per application\u003c\/td\u003e\n              \u003ctd\u003eThrough drip or overhead irrigation\u003c\/td\u003e\n            \u003c\/tr\u003e\n          \u003c\/tbody\u003e\n        \u003c\/table\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv class=\"info-box\"\u003e\n        \u003cstrong\u003eImportant Application Notes:\u003c\/strong\u003e\n        \u003cul class=\"feature-list\" style=\"margin-top: 0.5rem;\"\u003e\n          \u003cli\u003eDo not apply to foliage when plants are under moisture or heat stress\u003c\/li\u003e\n          \u003cli\u003eDo not apply to deciduous tree crops during bloom\u003c\/li\u003e\n          \u003cli\u003eMost susceptible palms: Queen, Royal, Pygmy Date, Paurotis, and Coconut\u003c\/li\u003e\n          \u003cli\u003eApply palm treatments to soil under the canopy drip line, not to the trunk\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       5. HOW TO USE\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eHOW TO USE\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003ch3 class=\"brown\"\u003eSoil Application\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eTest soil pH — if above 7.0, plan to combine with ammonium sulfate to improve Mn availability.\u003c\/li\u003e\n        \u003cli\u003eMeasure the appropriate rate for your area (use the calculator below).\u003c\/li\u003e\n        \u003cli\u003eBroadcast evenly over the soil surface before planting, or side-dress around established plants.\u003c\/li\u003e\n        \u003cli\u003eIncorporate into the top 4–6 inches using a tiller or rake.\u003c\/li\u003e\n        \u003cli\u003eWater thoroughly to begin moving manganese into the root zone.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003eFoliar Spray\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eMix 1–3 lbs per 100 gallons of water depending on deficiency severity.\u003c\/li\u003e\n        \u003cli\u003eTest on a small area of foliage first and wait 48 hours before full application.\u003c\/li\u003e\n        \u003cli\u003eApply with a backpack sprayer, boom sprayer, or hand sprayer to thoroughly wet all leaf surfaces.\u003c\/li\u003e\n        \u003cli\u003eSpray early morning or late evening to reduce evaporation and leaf burn risk.\u003c\/li\u003e\n        \u003cli\u003eAvoid application when temperatures exceed 90°F or when plants are visibly stressed.\u003c\/li\u003e\n        \u003cli\u003eRepeat every 2–3 weeks until new growth shows normal green color.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003ePalm Trees\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eDetermine palm size and select rate from the table above.\u003c\/li\u003e\n        \u003cli\u003eDistribute the measured amount evenly on the soil surface beneath the canopy drip line.\u003c\/li\u003e\n        \u003cli\u003eDo not pile product against the trunk.\u003c\/li\u003e\n        \u003cli\u003eWater in thoroughly after application.\u003c\/li\u003e\n        \u003cli\u003eRepeat every 3 months for maintenance; monthly at double rates for severely deficient palms.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003ch3 class=\"brown\"\u003eHydroponics\u003c\/h3\u003e\n      \u003col\u003e\n        \u003cli\u003eDissolve the required amount in a small volume of water first, then add to the reservoir.\u003c\/li\u003e\n        \u003cli\u003eTarget 0.5–2 ppm manganese in the final nutrient solution.\u003c\/li\u003e\n        \u003cli\u003eUse the calculator below to determine exact grams needed for your reservoir size.\u003c\/li\u003e\n        \u003cli\u003eMonitor solution pH — manganese uptake is optimal between 5.5–6.5.\u003c\/li\u003e\n        \u003cli\u003eTest and adjust Mn levels weekly.\u003c\/li\u003e\n      \u003c\/ol\u003e\n\n      \u003c!-- Expert Tip --\u003e\n      \u003cdiv class=\"info-box\"\u003e\n        \u003ch3 class=\"teal\"\u003ePro Tip: Combine with Ammonium Sulfate for Problem Soils\u003c\/h3\u003e\n        \u003cp\u003eIn alkaline soils (pH above 7.0), manganese rapidly oxidizes to unavailable forms. Applying 50+ lbs\/acre of \u003ca href=\"\/products\/ammonium-sulfate-21-0-0-fertilizer\" target=\"_blank\" rel=\"noopener\"\u003eAmmonium Sulfate\u003c\/a\u003e alongside your manganese sulfate creates acidic microsites around roots, which can significantly improve Mn uptake without requiring a full soil acidification program.\u003c\/p\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eWhen Manganese Sulfate Is the Right Choice\u003c\/h3\u003e\n      \u003cul class=\"feature-list\"\u003e\n        \u003cli\u003ePreventing or correcting frizzle top in palms\u003c\/li\u003e\n        \u003cli\u003eSoil pH above 7.0 where Mn availability is reduced\u003c\/li\u003e\n        \u003cli\u003eSandy, low-organic-matter soils prone to Mn leaching\u003c\/li\u003e\n        \u003cli\u003eInterveinal chlorosis appearing on new growth first\u003c\/li\u003e\n        \u003cli\u003eCrops with high Mn demand: cereals, legumes, citrus, palms\u003c\/li\u003e\n        \u003cli\u003eHydroponic systems requiring precise Mn dosing\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003ch3 class=\"brown\"\u003eWhen to Consider Other Options\u003c\/h3\u003e\n      \u003cul class=\"feature-list\"\u003e\n        \u003cli\u003eVery high pH soils where chelated forms maintain availability longer → \u003ca href=\"\/products\/chelated-manganese-edta\" target=\"_blank\" rel=\"noopener\"\u003eChelated Manganese EDTA\u003c\/a\u003e\n\u003c\/li\u003e\n        \u003cli\u003eWhen iron deficiency is also present → pair with \u003ca href=\"\/products\/chelated-iron-edta\" target=\"_blank\" rel=\"noopener\"\u003eChelated Iron EDTA 13%\u003c\/a\u003e\n\u003c\/li\u003e\n        \u003cli\u003eWhen a complete micronutrient blend is needed → consider a multi-micronutrient product\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       6. CALCULATOR\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eMANGANESE SULFATE CALCULATOR\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cdiv class=\"gwb-calculator\" data-calc=\"manganese-sulfate\"\u003e\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       7. SAFETY \u0026 HANDLING\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eSAFETY \u0026amp; HANDLING\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003ePersonal Protective Equipment (PPE)\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eWear safety glasses or goggles when handling powder to avoid eye contact\u003c\/li\u003e\n            \u003cli\u003eUse chemical-resistant gloves during mixing and application\u003c\/li\u003e\n            \u003cli\u003eWear a dust mask or N95 respirator when measuring or mixing fine powder in enclosed areas\u003c\/li\u003e\n            \u003cli\u003eLong sleeves and pants recommended during field applications\u003c\/li\u003e\n            \u003cli\u003eWash hands, forearms, and face thoroughly after handling\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eStorage Guidelines\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eStore in original, sealed container in a cool, dry, well-ventilated area\u003c\/li\u003e\n            \u003cli\u003eKeep away from direct sunlight and heat sources\u003c\/li\u003e\n            \u003cli\u003eStore separately from incompatible materials (strong oxidizers, strong bases)\u003c\/li\u003e\n            \u003cli\u003eKeep out of reach of children and pets\u003c\/li\u003e\n            \u003cli\u003eDo not store near food, feed, or potable water\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eApplication Precautions\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eDo not apply foliar sprays during heat stress, drought stress, or when plants are wilting\u003c\/li\u003e\n            \u003cli\u003eDo not apply to deciduous tree crops during bloom — may cause phytotoxicity\u003c\/li\u003e\n            \u003cli\u003eIn hydroponics, excessive Mn can antagonize iron and zinc uptake — stay within 0.5–2 ppm range\u003c\/li\u003e\n            \u003cli\u003eManganese toxicity can occur in waterlogged, very acidic soils — do not apply if soil pH is below 5.5 without testing\u003c\/li\u003e\n            \u003cli\u003eAvoid runoff into waterways, storm drains, or aquatic environments\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eFirst Aid\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEye contact:\u003c\/strong\u003e Immediately flush with clean water for 15–20 minutes, holding eyelids open. Seek medical attention if irritation persists\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSkin contact:\u003c\/strong\u003e Wash affected area with soap and water. Remove contaminated clothing. Seek medical attention if irritation develops\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eIngestion:\u003c\/strong\u003e Do not induce vomiting. Rinse mouth with water. Contact Poison Control (1-800-222-1222) or seek medical attention immediately\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eInhalation:\u003c\/strong\u003e Move to fresh air immediately. Seek medical attention if breathing difficulty, coughing, or irritation persists\u003c\/li\u003e\n          \u003c\/ul\u003e\n          \u003cp\u003eFor chemical emergencies contact \u003cstrong\u003eCHEMTREC: +1-703-527-3887\u003c\/strong\u003e. Refer to the \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/New_Manganese_Sulfate_SDS.pdf?88\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e for complete safety information.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       8. COMPLETE YOUR SYSTEM\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eCOMPLETE YOUR SYSTEM\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003ch3 class=\"brown\"\u003eComplementary Micronutrients\u003c\/h3\u003e\n      \u003cdiv class=\"pairs-grid\"\u003e\n        \u003ca href=\"\/products\/chelated-manganese-edta\" class=\"pair-item\" target=\"_blank\" rel=\"noopener\"\u003e\n          \u003ch3\u003eChelated Manganese EDTA\u003c\/h3\u003e\n          \u003cp\u003eEDTA-chelated manganese stays plant-available in high-pH soils where sulfate forms are rapidly immobilized. The preferred choice for alkaline conditions.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/chelated-iron-edta\" class=\"pair-item\" target=\"_blank\" rel=\"noopener\"\u003e\n          \u003ch3\u003eChelated Iron EDTA 13%\u003c\/h3\u003e\n          \u003cp\u003eIron and manganese deficiencies often co-occur in the same soils. Correct both simultaneously for faster recovery of chlorotic plants.\u003c\/p\u003e\n        \u003c\/a\u003e\n        \u003ca href=\"\/products\/zinc-sulfate\" class=\"pair-item\" target=\"_blank\" rel=\"noopener\"\u003e\n          \u003ch3\u003eZinc Sulfate 35.5% Zn\u003c\/h3\u003e\n          \u003cp\u003eZinc works alongside manganese in enzyme systems supporting plant growth and development. A natural pairing for complete micronutrient programs.\u003c\/p\u003e\n        \u003c\/a\u003e\n      \u003c\/div\u003e\n\n      \u003ch3 class=\"brown\"\u003eSoil Improvement\u003c\/h3\u003e\n      \u003cdiv class=\"pairs-grid\"\u003e\n        \u003ca href=\"\/products\/ammonium-sulfate-21-0-0-fertilizer\" class=\"pair-item\" target=\"_blank\" rel=\"noopener\"\u003e\n          \u003ch3\u003eAmmonium Sulfate 21-0-0\u003c\/h3\u003e\n          \u003cp\u003eCombining ammonium sulfate with manganese sulfate in alkaline soils can significantly improve Mn availability by acidifying root-zone microsites. Recommended at 50+ lbs\/acre alongside manganese applications.\u003c\/p\u003e\n        \u003c\/a\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       9. FREQUENTLY ASKED QUESTIONS\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eFREQUENTLY ASKED QUESTIONS\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cp\u003eSelect any question to expand the answer.\u003c\/p\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhat is manganese sulfate and why is it essential for plants?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eManganese sulfate is a water-soluble micronutrient fertilizer providing 31% manganese and 18% sulfur. Manganese is essential for the oxygen-evolving complex of photosystem II — the water-splitting reaction that powers photosynthesis and enables plants to convert light into energy. Without it, plants cannot function normally. Manganese also activates more than 30 plant enzymes involved in nitrogen metabolism, chlorophyll function, and structural support through lignin formation. The sulfur component contributes to protein synthesis and can support local acidifying effects in the rhizosphere over time, which may improve manganese availability in alkaline soils.\u003c\/p\u003e\n          \u003cp\u003eFor a deeper look at how manganese and potassium interact in plant nutrition, see: \u003ca href=\"\/blogs\/gardening-articles\/29422785-the-relationship-between-manganese-potassium\" target=\"_blank\" rel=\"noopener\"\u003eWhat is the Role of Manganese and Potassium?\u003c\/a\u003e\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhat is \"frizzle top\" and how does manganese sulfate prevent it?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eFrizzle top is a progressive manganese deficiency disorder affecting palms. New fronds emerge chlorotic, undersized, and weak in the early stage. As deficiency worsens, fronds become withered, scorched, and distorted — the \"frizzled\" appearance that gives the condition its name. In advanced cases, only small brown stubs emerge from the spear, eventually leading to palm death.\u003c\/p\u003e\n          \u003cp\u003eMost susceptible species are Queen Palms, Royal Palms, Pygmy Date Palms, Paurotis, and Coconut Palms. Because manganese is immobile in plant tissue, deficiency symptoms always appear on new growth first — making early intervention critical. Preventive applications every 3 months are more effective than trying to rescue severely affected palms.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eHow can I identify manganese deficiency in my plants?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eThe most reliable indicator is interveinal chlorosis on young leaves — the tissue between veins turns yellow or pale green while the veins themselves remain green. This contrasts with iron deficiency, which looks similar but can be distinguished by soil pH and the specific crop affected. Other symptoms include gray specks or necrotic spots on leaf tissue (common in cereals), stunted growth, reduced fruit set, and delayed maturity.\u003c\/p\u003e\n          \u003cp\u003eManganese deficiency is most common in soils with pH above 7.0, sandy soils with low organic matter, over-limed soils, and waterlogged soils where Mn converts to unavailable oxidized forms. A soil or tissue test is the most reliable confirmation before applying. For more on diagnosing nutrient deficiency symptoms, see: \u003ca href=\"\/blogs\/gardening-articles\/8-reasons-why-your-plants-leaves-are-turning-yellow\" target=\"_blank\" rel=\"noopener\"\u003e8 Reasons Why Your Plant Leaves Are Turning Yellow\u003c\/a\u003e\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhat is the best application method for manganese sulfate?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003e\u003cstrong\u003eFoliar spray\u003c\/strong\u003e is often the most efficient method for rapid correction — 1–3 lbs per 100 gallons delivers manganese directly to leaf tissue, with visible improvement in new growth often appearing within 1–2 weeks. Best applied before full leaf expansion. Always test on a small area first.\u003c\/p\u003e\n          \u003cp\u003e\u003cstrong\u003eSoil application\u003c\/strong\u003e (20–60 lbs\/acre broadcast, 10–30 lbs\/acre banded, based on soil test) is longer lasting but less efficient due to soil tie-up in high-pH conditions. Adding 50+ lbs\/acre ammonium sulfate can significantly improve Mn availability. For palms, apply 2–16 oz per tree to soil under the canopy every 3 months. For hydroponics, target 0.5–2 ppm in the completed nutrient solution — use the calculator on this page for exact dosing.\u003c\/p\u003e\n          \u003cp\u003eTo understand how sulfur works alongside manganese in plant nutrition, see: \u003ca href=\"\/blogs\/gardening-articles\/what-is-the-function-of-sulfur-in-plants\" target=\"_blank\" rel=\"noopener\"\u003eWhat is the Function of Sulfur in Plants?\u003c\/a\u003e\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eIs manganese sulfate suitable for certified organic production?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eThe 50 lb size of our manganese sulfate is repackaged from OMRI Listed® material, which means it may be suitable for use in certified organic production where soil manganese deficiency is documented. Other sizes carry CDFA registration but are not repackaged from OMRI Listed® material.\u003c\/p\u003e\n          \u003cp\u003eOrganic compatibility requirements vary by certifying agency. Always verify current approval status with your certifier before use, and keep documentation of your soil deficiency on file as most certifiers require it to justify micronutrient applications.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eWhat is the difference between manganese sulfate and chelated manganese?\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eManganese sulfate (MnSO₄) releases Mn²⁺ ions directly into the soil solution. It is cost-effective and works well in moderately acidic to neutral soils (pH 5.5–7.0) where ionic manganese remains available. In soils above pH 7.0, Mn²⁺ can rapidly oxidize to unavailable Mn⁴⁺ forms, reducing effectiveness.\u003c\/p\u003e\n          \u003cp\u003e\u003ca href=\"\/products\/chelated-manganese-edta\" target=\"_blank\" rel=\"noopener\"\u003eChelated Manganese EDTA\u003c\/a\u003e binds manganese in an organic cage that resists pH-driven oxidation, keeping Mn plant-available across a wider pH range including alkaline soils. Chelated forms cost more per unit but the difference is justified in high-pH conditions where sulfate forms would be largely immobilized. For a detailed comparison of sulfate and chelated micronutrient sources, see: \u003ca href=\"\/blogs\/gardening-articles\/sulfate-vs-chelated-fertilizers\" target=\"_blank\" rel=\"noopener\"\u003eSulfate vs. Chelated Fertilizers\u003c\/a\u003e\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       10. GROW WITH CONFIDENCE\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eGROW WITH CONFIDENCE\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eQuality \u0026amp; Purity Standards\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eRegistered with the California Department of Food and Agriculture (CDFA)\u003c\/li\u003e\n            \u003cli\u003e50 lb size repackaged from OMRI Listed® material — suitable for certified organic production\u003c\/li\u003e\n            \u003cli\u003eIndependently tested for heavy metals by third-party laboratories — results consistently well below required limits\u003c\/li\u003e\n            \u003cli\u003eOver 99% purity — fine crystalline powder\u003c\/li\u003e\n            \u003cli\u003eConsistent particle size for uniform dissolution and application\u003c\/li\u003e\n            \u003cli\u003ePackaged at our facility in Madera, California\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eReturns \u0026amp; Guarantee\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eIf you're not completely satisfied with your purchase, we offer a \u003cstrong\u003e90-day money-back guarantee\u003c\/strong\u003e. Return the unused portion in its original packaging and we'll process a full refund — no questions asked.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eEnvironmental Responsibility\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cul class=\"feature-list\"\u003e\n            \u003cli\u003eBiodegradable packaging materials\u003c\/li\u003e\n            \u003cli\u003ePrecise nutrient formulation reduces excess application and potential runoff\u003c\/li\u003e\n            \u003cli\u003eSupport for eco-friendly and sustainable farming practices\u003c\/li\u003e\n            \u003cli\u003eNo unnecessary fillers or additives — pure active ingredient\u003c\/li\u003e\n          \u003c\/ul\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eCharitable Contributions\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003e1% of all profits go to our foundation, focused on improving educational opportunities for children.\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n      \u003cdetails class=\"nested-details\"\u003e\n        \u003csummary\u003eAbout Greenway Biotech, Inc.\u003c\/summary\u003e\n        \u003cdiv\u003e\n          \u003cp\u003eWith over 35 years in business, Greenway Biotech, Inc. is a family-owned specialty fertilizer and wellness products manufacturer based in Madera, California. We hold CDFA registration for our fertilizer line and are committed to third-party testing, technical accuracy, and regulatory compliance — making us a trusted source for commercial growers and home gardeners alike.\u003c\/p\u003e\n          \u003cp\u003e\u003ca href=\"\/pages\/about-us\" target=\"_blank\" rel=\"noopener\"\u003eLearn more about our story →\u003c\/a\u003e\u003c\/p\u003e\n        \u003c\/div\u003e\n      \u003c\/details\u003e\n\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       11. DOCUMENTS\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eDOCUMENTS\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cul class=\"doc-links\"\u003e\n        \u003cli\u003e📄 \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0850\/0900\/files\/New_Manganese_Sulfate_SDS.pdf?88\" target=\"_blank\" rel=\"noopener noreferrer\"\u003eSafety Data Sheet (SDS)\u003c\/a\u003e\n\u003c\/li\u003e\n        \u003cli\u003e📋 Product Label — Coming Soon\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       12. DISCOVER MORE\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eDISCOVER MORE\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cul class=\"discover-list\"\u003e\n        \u003cli\u003e\u003ca href=\"\/blogs\/gardening-articles\/29422785-the-relationship-between-manganese-potassium\" target=\"_blank\" rel=\"noopener\"\u003eWhat is the Role of Manganese and Potassium? — How these two micronutrients interact in plant health\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"\/blogs\/gardening-articles\/what-is-the-function-of-sulfur-in-plants\" target=\"_blank\" rel=\"noopener\"\u003eWhat is the Function of Sulfur in Plants? — The role of sulfur in protein synthesis and nutrient availability\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"\/blogs\/gardening-articles\/sulfate-vs-chelated-fertilizers\" target=\"_blank\" rel=\"noopener\"\u003eSulfate vs. Chelated Fertilizers — When to use each form for maximum plant availability\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"\/blogs\/gardening-articles\/essential-micronutrients-boost-your-garden-soil-for-healthier-plants\" target=\"_blank\" rel=\"noopener\"\u003eEssential Micronutrients for Healthier Plants — A complete guide to micronutrient roles in garden soil\u003c\/a\u003e\u003c\/li\u003e\n        \u003cli\u003e\u003ca href=\"\/collections\/fertilizers\" target=\"_blank\" rel=\"noopener\"\u003eBrowse All Fertilizers — Complete fertilizer line for every crop and growing method\u003c\/a\u003e\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003c!-- ═══════════════════════════════════\n       13. HAVE QUESTIONS? (always last)\n  ═══════════════════════════════════ --\u003e\n  \u003cdetails\u003e\n    \u003csummary\u003e\u003cspan class=\"green\"\u003eHAVE QUESTIONS?\u003c\/span\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"details-content\"\u003e\n      \u003cp\u003e📧 \u003ca href=\"mailto:questions@greenwaybiotech.com\"\u003equestions@greenwaybiotech.com\u003c\/a\u003e\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Greenway Biotech, Inc.","offers":[{"title":"1 Pound","offer_id":47862892593370,"sku":"701748874563","price":19.99,"currency_code":"USD","in_stock":true},{"title":"2 Pounds","offer_id":47862892626138,"sku":"701748874426","price":24.99,"currency_code":"USD","in_stock":true},{"title":"3 Pounds","offer_id":47862892658906,"sku":"701748873610","price":29.99,"currency_code":"USD","in_stock":true},{"title":"5 Pounds","offer_id":47862892691674,"sku":"018227120494","price":49.99,"currency_code":"USD","in_stock":true},{"title":"10 Pounds","offer_id":47862892724442,"sku":"701748874570","price":69.99,"currency_code":"USD","in_stock":true},{"title":"25 Pounds","offer_id":47862892757210,"sku":"018227120500","price":109.99,"currency_code":"USD","in_stock":true},{"title":"50 Pounds (or 2 x 25 pound bags)","offer_id":47862892789978,"sku":"018227120517","price":199.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/6244\/1063\/files\/Mangenese_Sulfate_Organic.jpg?v=1778681129","url":"https:\/\/midwestgrowco.com\/products\/organic-manganese-sulfate-fertilizer","provider":"Midwest Grow LLC","version":"1.0","type":"link"}