Grodan-Delta Block Options:Delta 6.5 Block, 4"x4"x2.5", case of 216 The longest RAY family member

The longest RAY family member at 66″

tobacco budworm

Wicking mats can be re-used or replaced as needed

dehumidifiers

bulbs (all)

Grodan-Delta Block Options:Delta 6.5 Block, 4"x4"x2.5", case of 216 The longest RAY family memberGrodan 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