liaoting938 1PCS Rockwool Stonewool Hydroponic Grow Media Starter Cubes Plugs Rockwool/Stonewool Starter Cubes for Cuttings, Cloning, Plant Propagation and Seed Starting(L)

Description

Grodan rockwool (rockwool) is made of molten rock spun into cotton candy-like fibers and then compressed into cubes, blocks, or slabs. Where other rock wool brand manufacturers cut all sizes of a batch of wool, Grodan is unique in that it makes different kinds 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 a lot of oxygen for rapid plant growth. Grodan comes in graduated sizes. Seedlings started in cubes are easily transferred blocks and then on plates, if desired. Seedlings or cuttings started in Grodan cube can also be transplanted into more traditional planters and growing media. The renewed plug result in a maximum number of usable and homogeneous seedlings. Both in shape and strength have been greatly improved for good machine and manual processing. Whether sowing or transplanting, the new plug is the solution to achieving a homogeneous sowing result.