Products
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Grodan Gro Block Improved GR4 Small 3 in. w/Hole 3 in. x 3 in. x 2.6 in. Shrink wrapped w/StripGrodan ImprovedGro Block Improved GR4 Small 3" w/Hole 3" x 3" x 2.6" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $290.71
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$348.85 - Sale price
- $290.71
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Grodan Gro Block Improved GR4 Small 3 in. w/Hole 3 in. x 3 in. x 2.6 in. StripGrodan ImprovedGro Block Improved GR4 Small 3" w/Hole 3" x 3" x 2.6" StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops....
- Regular price
- $204.35
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$245.22 - Sale price
- $204.35
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Grodan Gro Block Improved GR5.6 Large 3 in. w/Hole 3 in. x 3 in. x 4 in. Shrink wrapped w/StripGrodan ImprovedGro Block Improved GR5.6 Large 3" w/Hole 3" x 3" x 4" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $290.66
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$348.79 - Sale price
- $290.66
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Grodan Gro Block Improved GR6.5 Small 4 in. w/Hole, 4 in. x 4 in. x 2.6 in. Shrink wrapped/StripGrodan ImprovedGro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $226.32
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$271.58 - Sale price
- $226.32
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Grodan Gro Block Improved GR6.5 Small 4 in. w/Hole, 4 in. x 4 in. x 2.6 in. StripGrodan ImprovedGro Block Improved GR6.5 Small 4" w/Hole, 4" x 4" x 2.6" StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops....
- Regular price
- $156.04
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$187.25 - Sale price
- $156.04
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Grodan Gro Block Improved GR7.5 Medium 4 in. w/Hole 4 in. x 4 in. x 3.1 in. Shrink wrapped/StripGrodan ImprovedGro Block Improved GR7.5 Medium 4" w/Hole 4" x 4" x 3.1" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $278.72
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$334.46 - Sale price
- $278.72
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Grodan Gro Block Improved Mini Block 1.5 in. Shrink wrapped/StripGrodan ImprovedGro Block Improved Mini Block 1.5" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of...
- Regular price
- $505.32
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$606.38 - Sale price
- $505.32
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Grodan Gro Block Improved Mini Block 1.5 in. StripGrodan ImprovedGro Block Improved Mini Block 1.5" StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific...
- Regular price
- $401.43
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$481.72 - Sale price
- $401.43
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Grodan Gro Block Improved Mini Block 2 in. Shrink wrapped/StripGrodan ImprovedGro Block Improved Mini Block 2" Shrink wrapped/StripGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of...
- Regular price
- $456.79
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$548.15 - Sale price
- $456.79
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Grodan Gro-Smart Tray, 78-Cell, TerracottaGrodan® Gro-SmartTM Tray Your Grodan Starter plugs, Mini-BlocksTM and Gro-BlocksTM have finally found a home. This durable Dutch tray has double-sided features. Use the 78-cell side to perfectly fit 1.5" A-OK StarterTM plugs or round MacroplugsTM. Use the mesh side for sheets of A-OK's,...
- Regular price
- $16.31
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$19.57 - Sale price
- $16.31
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Grodan Grow-Cubes, 2 cu ft - Case of 3Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one batch of wool, Grodan is unique by making different types of fibers. The...
- Regular price
- $199.38
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$239.26 - Sale price
- $199.38
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Grodan Grow-Cubes, 5.3 cu ft (loose in. box)This loose fill, non-bagged product consists of small stonewool croutons about the size of a fingernail. When you use this potting mix the miniature cubes stack on top of each other and air pockets are created throughout the pot. Growcubes are difficult to overwater...
- Regular price
- $157.55
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$189.06 - Sale price
- $157.55
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Grodan Improved GR10 (White Foil) 4 in. x 4 in. x 4 in. - 1584 Blocks Loose on PalletGrodan Improved GR10 (White Foil) 4” x 4” x 4” (1584 blocks – Loose on Pallet) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation...
- Regular price
- $1,468.23
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$1,761.88 - Sale price
- $1,468.23
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Grodan Improved GR40 Uniblock, 8 in. x 8 in. x 4 in. - Case of 36Grodan ImprovedUniblock GR40, 8" x 8" x 4"Grodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty crops. The result of months of scientific research...
- Regular price
- $167.60
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$201.12 - Sale price
- $167.60
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Grodan Improved Gro-Block Big Mama, 8 x 8 x 8, no hole - Case of 18Grodan Improved Gro-BlocksLeverage the benefits of products developed alongside plant scientists, that are specifically engineered to deliver real results for your crops. Grodan Gro-Blocks Improved with Advanced Wetting Technology — Grodan's improved stone wool substrate.Keep it RealReal ScienceGrodan partnered with the Wageningen University and...
- Regular price
- $121.88
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$188.11 - Sale price
- $121.88
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Grodan Improved Gro-Block, Hugo 6 in. x 6 in. x 5.8 in. - Case of 64Grodan Improved Hugo (White Foil) 6” x 6” x 5.8” (Case of 64) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $220.45
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$288.79 - Sale price
- $220.45
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Grodan Improved Gro-Block, Jumbo 6 in. x 6 in. x 4 in. - Case of 64Grodan Improved Jumbo (White Foil) 6” x 6” x 4” (Case of 64) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation strategies for specialty...
- Regular price
- $170.30
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$204.36 - Sale price
- $170.30
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Grodan Improved Hugo 6" x 6" x 5.8", 512 Blocks Loose on PalletGrodan Improved Hugo (White Foil) 6” x 6” x 5.8” (512 blocks – Loose on Pallet) Grodan ImprovedGrodan partnered with the Wageningen University and Research facility in The Netherlands and top growers throughout North America to identify the optimal stone wool substrate and irrigation...
- Regular price
- $1,325.00
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$1,969.99 - Sale price
- $1,325.00
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Grodan Pro A-OK 2" x 2" 50/40 6/15 - Case of 1500 unwrappedGrodan Pro A-OK 50/40 6/15, 2 in. x2 in. - Case of 1500 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes from one...
- Regular price
- $321.22
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$440.99 - Sale price
- $321.22
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Grodan Pro A-OK Starter Cubes 1.5 in. x 1.5 in. - 30 sheets of 98 LooseGrodan Pro A-OK Starter Cubes, 1.5 in. x 1.5 in. - 30 sheets of 98 Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rockwool brand manufacturers cut all sizes...
- Regular price
- $285.00
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$447.66 - Sale price
- $285.00
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Grodan Round Macro Plugs w/Slit - Case of 2000These rockwool plugs feature a slit for easy insertion of rooted cuttings. They fit perfectly into the hole of any standard rockwool block or any other type of growing medium.
- Regular price
- $355.09
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$426.11 - Sale price
- $355.09
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GroStar EC Calibration Kit (2.77 EC, 8 oz. each)GroStar by Apera pH calibration kit (pH 4/7, 8 oz. each) Kit includes: (1) 8 oz. pH 4.0 calibration solution (1) 8 oz. pH 7.0 calibration solution pH measuring equipment must be cleaned and calibrated regularly to ensure accurate readings. High accuracy (0. 01...
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- $14.52
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$17.42 - Sale price
- $14.52
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GroStar EC Calibration Kit (2.77 EC, 8 oz. each)GroStar by Apera EC Calibration Kit (2.77 EC, 8 oz. each) • 2.77 EC conductivity standard calibration solution• Used as a reference or checking solution to ensure you have adequately cleaned the EC/ppm probe• Calibration Solution should be stored in a cool place out of direct sun...
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- $15.29
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$17.42 - Sale price
- $15.29
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GroStar pH calibration kit (pH 4/7/10, 8 oz. each)GroStar by Apera pH calibration kit (pH 4/7/10, 8 oz. each) Kit Includes: (1) pH 4.0 calibration solution 8 oz. (1) pH 7.0 calibration solution 8 oz. (1) pH 10.0 calibration solution 8 oz. pH measuring equipment must be cleaned and calibrated regularly to...
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- $22.17
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$26.60 - Sale price
- $22.17
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GroStar pH Probe Maintanence KitAll-in-one maintanence kit provides everything you need to maintain, clean and store your GroStar pH probe Kit Includes: 3M KCL storage solution (4oz.) Cleaning solution (8oz.) CalPod solution organizer Probe cleaning brush Wash bottle
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- $18.35
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$22.02 - Sale price
- $18.35
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Grotek Insta-Green, 4 LiterRestores the Green to Plants InstaGreen is a dark greening solution, scientifically formulated to bring plants back to a lush, dark color and vigor. InstaGreen will eliminate yellow leaves in seedlings and cuttings. Use InstaGreen when plants are stressed due to under-feeding or transplanting...
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- $30.39
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$36.47 - Sale price
- $30.39
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Grotek Monster Bloom, 10 kgMonster Bloom™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
- Regular price
- $529.83
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$635.80 - Sale price
- $529.83
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Grotek Monster Bloom, 2.5 kgMonster Bloom™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
- Regular price
- $150.15
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$180.18 - Sale price
- $150.15
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Grotek Monster Bloom, 5 kgMonster Bloom™ has gained a reputation for its ability to assist plants during the middle stages of flower development and increase the overall harvest. The high concentration of phosphorous encourages blooming and plays a vital role in plant metabolism. Potassium in the formula improves...
- Regular price
- $281.92
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$338.30 - Sale price
- $281.92
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Grotek Monster Grow Pro, 10 kgThe new Monster GrowTM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when required.
- Regular price
- $530.13
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$636.16 - Sale price
- $530.13
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Grotek Monster Grow Pro, 2.5 kgThe new Monster GrowTM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when required.
- Regular price
- $150.15
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$180.18 - Sale price
- $150.15
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Grotek Monster Grow Pro, 5 kgThe new Monster GrowTM Pro is a powerful supplement designed to enhance your existing fertilizer program during the vegetative and pre flowering stages. High levels of nitrogen are further enhanced by soluble plant based hydrolysate and kelp extracts ensuring monster growth when required.
- Regular price
- $282.29
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$338.75 - Sale price
- $282.29
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Grotek Precision Bloom, 10 LiterPrecision Bloom 0-6-4 Precision Bloom is part of a complete nutrient package when combined with Precision Grow and Precision Micro components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. Designed to increase...
- Regular price
- $39.84
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$47.81 - Sale price
- $39.84
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Grotek Precision Bloom, 4 LiterPrecision Bloom 0-6-4 Precision Bloom is part of a complete nutrient package when combined with Precision Grow and Precision Micro components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. Designed to increase...
- Regular price
- $22.43
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$26.92 - Sale price
- $22.43
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Grotek Precision Grow, 10 LiterPrecision Grow 3-1-4 Precision Grow is part of a complete nutrient package when combined with Precision Bloom and Precision Micro components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. Provides critical Nutrients...
- Regular price
- $39.84
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$47.81 - Sale price
- $39.84
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Grotek Precision Grow, 4 LiterPrecision Grow 3-1-4 Precision Grow is part of a complete nutrient package when combined with Precision Bloom and Precision Micro components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. Provides critical Nutrients...
- Regular price
- $22.43
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$26.92 - Sale price
- $22.43
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Grotek Precision Micro, 10 LiterPrecision Micro 4-0-2Precision Micro is part of a complete nutrient package when combined with Precision Grow and Precision Bloom components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. An exact ratio of...
- Regular price
- $48.00
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$57.60 - Sale price
- $48.00
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Grotek Precision Micro, 23 LiterPrecision Micro 4-0-2Precision Micro is part of a complete nutrient package when combined with Precision Grow and Precision Bloom components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. An exact ratio of...
- Regular price
- $88.01
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$105.61 - Sale price
- $88.01
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Grotek Precision Micro, 4 LiterPrecision Micro 4-0-2Precision Micro is part of a complete nutrient package when combined with Precision Grow and Precision Bloom components. The 3-Part Precision base nutrients are designed to be a full-cycle fertilizer package, suitable for soilless and hydroponic production systems. An exact ratio of...
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- $21.14
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$25.37 - Sale price
- $21.14
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Grotek Pro Silicate, 23 LiterPro-Silicate is a nutritional silicate additive containing potassium and silicon. It helps keep the plants upright, positioning the leaves correctly for maximum light exposure that ultimately leads to more food production because of a high rate of photosynthesis. Pro-Silicate helps the plant battle wilting...
- Regular price
- $160.78
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$192.94 - Sale price
- $160.78
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Grotek Vegetative Growth Booster, 300 gFormulated to encourage early and vigorous growth, Vegetative Growth Booster™ is an excellent supplement for growing plants. High nitrogen supports green growth while phosphorus supports photosynthetic energy production. The phosphorus also works to increase the metabolism of carbohydrates and aid in root development. Vegetative Growth Booster...
- Regular price
- $123.45
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$148.14 - Sale price
- $123.45
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Grotek Vitamax Plus, 23 LiterThe VitamaxTM line is specially formulated to improve plant growth, encourage blooming and assist floral and fruit development. These products contain macronutrients and added magnesium to aid in the formation of chlorophyll and other essential plant compounds.
- Regular price
- $283.34
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$340.01 - Sale price
- $283.34
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Grotek Vitamax Pro, 23 LiterBased on a university developed proprietary kelp extraction process, the new Vitamax™ Pro contains unparalleled energy from the ocean, plant proteins, and a diverse array of nutrients and organic acids essential for growth. This supplement can enhance virtually all feed programs by increasing the...
- Regular price
- $329.70
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$395.64 - Sale price
- $329.70
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GroVision High Performance Shades - ClassicGroVision® 'Classic' High Performance Shades® feature color balancing polycarbonate lenses which are excellent for use in all grow room applications. The classic wayfarer style shades are suitable for both indoor and outdoor gardening. They feature scratch resistant polycarbonate lenses with full UV protection which...
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- $20.78
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$24.94 - Sale price
- $20.78
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GroVision High Performance Shades - ProGroVision® 'Pro' High Performance Shades® feature color balancing polycarbonate lenses which are excellent for use in all grow room applications. The 'Pro' model is designed for an everyday comfortable fit. They feature scratch resistant polycarbonate lenses with full UV protection which meet ANSI Z87.1...
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- $19.12
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$22.94 - Sale price
- $19.12
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GroVision High Performance Shades - Pro LEDThe GroVision® High Performance Shades® Pro LED model is specifically designed for the LED grower. GroVision™ 'Pro LED' has color balancing lenses that improves contrast, corrects color and reduces glare. The polycarbonate lenses are scratch-resistant and meets ANSI Z87.1 American National Standards. Includes a...
- Regular price
- $19.12
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$22.94 - Sale price
- $19.12
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Grow More Bio-Cozyme, 1 GallonA 100% natural liquid fertilizer formula that enhances plants growth. Derived from naturally occurring ingredients. Works by enhancing the plants growth, vigor and yield.
- Regular price
- $32.63
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$39.16 - Sale price
- $32.63
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Grow More Hawaiian Bud, 25 lbGrow More's Hawaiian Bud is specially formulated to supply phosphate and potash for late flowering cycle. Fortified with six trace elements plus humic acids and Norwegian kelp extract to help produce heavy yields of flowers and buds. Correct nutrient ratio for aromatic flowering plants....
- Regular price
- $123.15
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$147.78 - Sale price
- $123.15
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Grow More Hula Bloom 0-50-30, 25 lbGrow More Hula Bloom 0-50-30 is a high-phosphorus soluble fertilizer that is used for massive feeding of developing buds and building heavy flowers. This product is also useful to support your plants as they transition into blooming. However you use Hula Bloom you are...
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- $148.40
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$178.08 - Sale price
- $148.40
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Grow More Mendo Soluble 20-20-20, 25 lbWidely used in agricultural and horticultural application, special ingredients designed for immediate utilization by the plant provide balanced N-P-K, multiple sources of nitrogen and fully chelated micronutrients. High phosphate in the plant usable form ideal for deficiency correction or as a young plant starter....
- Regular price
- $81.08
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$97.30 - Sale price
- $81.08
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