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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
and higher yields
Guaranteed Analysis:
Say goodbye to the compromises of traditional flushing and hello to crops that meet the highest standards of quality and safety
Important Set Up Tips: They work best when placed in each of 3 zones - below the canopy at the base of each plant
Grodan Delta 4 Samll 3" strip of 8 Cal mag and higher yieldsGrodan 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 purpose is to support the requirement of the plant in the different plant stages. Grodan has a tremendous capacity for absorbing nutrient solution while retaining plenty of oxygen
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