Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial Paleo Bloom Spray the tops and bottoms

Spray the tops and bottoms of the plants for best effect

Highly visible large LCD display

Total Grow Control Peristaltic Pump

Super light and super versatile

decarboxylation

Grodan Pro Delta 4 Block, 3" x 3" x 2.5" with hole, case of 384, Commercial Paleo Bloom Spray the tops and bottomsGrodan 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