Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50 microbial fertilizer clear polycarbonate

clear polycarbonate

000 T15 12

US5002442 - AHS-DE1000W/Pro-Plus = 2100 μmol/s

Consistent shape of the seed hole

Increases Phosphorus uptake

Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50 microbial fertilizer clear polycarbonateGrodan 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