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![Grodan Gro-Block, Jumbo Improved 6" x 6" 4" case of 64]()
![Grodan Gro-Block, Jumbo Improved 6" x 6" 4" case of 64]()
Grodan Gro-Block, Jumbo Improved 6" x 6" 4" case of 64- Regular price
- $275.01 USD
- Regular price
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- Sale price
- $275.01 USD
- Unit price
- per
Product Details Grodan 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... -
![Grodan Gro-Smart Tray 78 cell (5/cs) Terracotta]()
![Grodan Gro-Smart Tray 78 cell (5/cs) Terracotta]()
Grodan Gro-Smart Tray 78 cell (5/cs) Terracotta- Regular price
- $67.23 USD
- Regular price
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- Sale price
- $67.23 USD
- Unit price
- per
Product Details Grodan® 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... -
![Grodan Improved GR40 Uniblock, 8" x 8" x 4", case of 36]()
![Grodan Improved GR40 Uniblock, 8" x 8" x 4", case of 36]()
Grodan Improved GR40 Uniblock, 8" x 8" x 4", case of 36- Regular price
- $274.22 USD
- Regular price
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- Sale price
- $274.22 USD
- Unit price
- per
Product Details Grodan 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 ident... -
![Grodan Metal Needles for 60CC Syringe]()
Grodan Metal Needles for 60CC Syringe- Regular price
- $22.93 USD
- Regular price
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- Sale price
- $22.93 USD
- Unit price
- per
Product Details Used by the pros to take water samples deep inside a Grodan stonewool block or slab for better pH and EC analysis. Fits any standard Luer-Lock plastic syringe. Specs Attrib... -
Grodan Twine Clips Mega 25mm Terracotta, Pack of 100
- Regular price
- $4.04 USD
- Regular price
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- Sale price
- $4.04 USD
- Unit price
- per
Product Details Great to support your plants throughout their growth. Use them to tie your plants to stakes, trellis or support wire. Commonly used to help support tomatoes, cucumbers, peppers an... -
![GroStar Apera GroStar GS2 Soil pH Pen]()
GroStar Apera GroStar GS2 Soil pH Pen- Regular price
- $214.27 USD
- Regular price
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- Sale price
- $214.27 USD
- Unit price
- per
Product Details AI31020 - GroStar GS2 Soil pH PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty (probe)• pH 7 & pH 4 solution... -
![GroStar Apera GroStar GS3 EC Pen]()
![GroStar Apera GroStar GS3 EC Pen]()
GroStar Apera GroStar GS3 EC Pen- Regular price
- $95.27 USD
- Regular price
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- Sale price
- $95.27 USD
- Unit price
- per
Product Details AI11030 - GroStar GS3 EC/PPM/Temp PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty (probe)• 2.77 EC calibration... -
![GroStar Apera GS4 pH/EC Combo Pen]()
![GroStar Apera GS4 pH/EC Combo Pen]()
GroStar Apera GS4 pH/EC Combo Pen- Regular price
- $149.36 USD
- Regular price
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- Sale price
- $149.36 USD
- Unit price
- per
Product Details AI21040 - GroStar GS4 pH/EC/500ppm/700ppm & Temp (5-in-1) Combo PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warr... -
![GroStar Apera pH calibration kit (pH 4/7, 8oz. each)]()
GroStar Apera pH calibration kit (pH 4/7, 8oz. each)- Regular price
- $16.21 USD
- Regular price
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- Sale price
- $16.21 USD
- Unit price
- per
Product Details 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... -
![GroStar GS1 PH/Temp (2-IN-1) Pen]()
![GroStar GS1 PH/Temp (2-IN-1) Pen]()
GroStar GS1 PH/Temp (2-IN-1) Pen- Regular price
- $101.37 USD
- Regular price
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- Sale price
- $101.37 USD
- Unit price
- per
Product Details AI11010 - GroStar GS1 pH PenLab grade instruments designed specifically for growers!Includes: • 2-year warranty (instrument)• 1-year warranty (probe)• pH 7 & pH4 calibration so... -
![Grotek Grotek Blossom Blaster 500g]()
Grotek Grotek Blossom Blaster 500g- Regular price
- $239.75 USD
- Regular price
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- Sale price
- $239.75 USD
- Unit price
- per
Product Details Blossom Blaster™ provides available phosphorous to improve root development and aid in blooming and fruiting. Potassium is instrumental in moving sugars produced by photosynthesis.... -
![Grotek Grotek Cal-Max 10L]()
Grotek Grotek Cal-Max 10L- Regular price
- $321.83 USD
- Regular price
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- Sale price
- $321.83 USD
- Unit price
- per
Product Details During periods of high temperatures and accelerated growth, plants can develop nutrient deficiencies, which are preventable. Cal-Max™ was developed to provide the additional calciu...
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