Grodan Gro-Block Media Strips Size:3 in. x 3 in. x 4 in. - 8/strip hardened steel blade features a

hardened steel blade features a wire-cutting notch

ensuring they can withstand the demands of regular gardening

Polymer gel** (**U

Check out this helpful video from Miracle LED

Use in residential home gardens

Grodan Gro-Block Media Strips Size:3 in. x 3 in. x 4 in. - 8/strip hardened steel blade features aGrodan 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