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Less transplant shock
purity and high concentration of White Lightning ensures the highest degree of potential success
Input Voltage: 120/208/240V
Grodan Stonewool (rockwool) is made from molten rock spun into cotton candy-like fibers and then compressed into cubes
The hydrated blend maintains its unique open texture unlike other soil mixes
Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial commercial-lighting-fixtures Less transplant shockGrodan 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
