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For best results continue to apply Snow Storm or Purple Maxx and Killer Tea during flush
increase yields and enhance quality in potting soil grown plants during the vegetative stage of their life
Compost-free
The result of months of scientific research and trials is Grodan Gro-Blocks Improved with Grodan’s Advanced Wetting Agent
Easily identify pests
A-OK Cube 1.5x1.5x1.5 Grow Media For best results continue toGrodan 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