Grodan® Stonewool A-OK 25/40 2" Starter Plugs™ HPS Bulbs prehistoric supplement that brings the

prehistoric supplement that brings the various benefits of both long-chain humic acids and short-chain “golden” fulvic acid to your garden… Introducing long-chain humic acid to your root zone is like building a “condominium complex” for beneficial microbes

GP3 Bloom is the component of the GP3 nutrient system that provides your plants with the right nutrients they need in the flowering stage of growth

Features German made

Soluble Potash (K₂O)…………………………………

Grodan® Stonewool A-OK 25/40 2" Starter Plugs™ HPS Bulbs prehistoric supplement that brings theProduct Details Grodan A OK 50 40 2 in x 2 in Plugs (50 Sheet) (30 Sheets Cs) Grodan 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