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Grodan Rockwool 3 x3x 2.6 Inch Gro Blocks with hole – 8 Pack
Regular price $6.99 USDRegular price -
Grodan Round Macro Plugs w/Slit, case of 2000
Regular price $402.45 USDRegular price -
Grodan UNI-SLAB, 9.5" x 8" x 4", case of 16
Regular price $113.65 USDRegular price -
GroStar EC Calibration Kit (2.77 EC, 8 oz. each)
Regular price $19.99 USDRegular price -
Sold outGroStar GS1 pH Pen
Regular price $115.99 USDRegular price -
Sold outGroStar GS2 Soil pH Pen
Regular price $256.99 USDRegular price -
GroStar GS2-E replacement Soil Spear pH electrode
Regular price $181.99 USDRegular price -
Sold outGroStar GS3 EC Pen
Regular price $113.99 USDRegular price -
GroStar GS3-E replacement EC electrode
Regular price $53.99 USDRegular price -
GroStar GS4 pH/EC/500ppm/700ppm/Temp (5-in-1) Combo Pen
Regular price $178.99 USDRegular price -
GroStar pH calibration kit (pH 4/7, 8 oz. each)
Regular price $19.99 USDRegular price -
GroStar pH calibration kit (pH 4/7/10, 8 oz. each)
Regular price $28.99 USDRegular price -
GroStar pH Probe Maintanence Kit
Regular price $23.99 USDRegular price -
Grotek Carbo-Max, 300 g
Regular price $12.52 USDRegular price$39.95 USDSale price $12.52 USDSale -
Grotek Gro-Silic, 250 ml
Regular price $11.88 USDRegular price$32.99 USDSale price $11.88 USDSale -
Grotek Vitamax Pro
Regular price From $31.02 USDRegular price
