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Ships within 48 hours · Estimated delivery Aug 14 - Aug 19
cytoplasm/cell wall 5%
Spiral Steel Fin Heating Element For Maximum Heat Exchange
RAW Silica supplies high levels of potassium and silicon to help plants build stronger cell walls
with double-lined ducting ports and tight seals on the zippers and corners
Grodan Gro-Block Improved GR10 Large with Hole, Unwrapped, 4" x 4" x 4" - Case of 144 Coco Mats cytoplasm/cell wall 5%New and improved stone wool substrate with advanced wetting technology from Grodan Introducing Grodan Gro Blocks Improved, a product specifically engineered to deliver real results for your crops, developed by plant scientists, researchers, and top growers. A core component of the "Precision Growing" philosophy, Grodan Gro Blocks Improved with Advanced Wetting Technology allow you to cultivate more uniform and high quality crops while using less water
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