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Use in soil or hydroponic applications
Measurement Display: 20 blue LEDs bar
leading to naturally healthier plants
Heavy Duty Base - serves as the reservoir for auto watering
Cobalt Nitrate
Classic 30/75 Slab (wet), 12"x3", case of 8 Liquid Nutirents Use in soil or hydroponicGrodan 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