Grodan® Stonewool A-OK 36/40 1.5" Starter Plugs™ Wrap Size:30 Sheets/Cs Seedlings or cuttings started in

Seedlings or cuttings started in the Grodan cubes can also be transplanted into more traditional planters and growing mediums

Significant Yield Increase – More usable growing height allows you to cultivate larger plants

FloraNova® is a one-part formula that is pH stabilized and outstanding for all plant types

GAIA GREEN Rock Phosphate is a naturally occurring mineral

This float valve assembly controls the water/nutrient solution level in your primary reservoir (controller)

Grodan® Stonewool A-OK 36/40 1.5" Starter Plugs™ Wrap Size:30 Sheets/Cs Seedlings or cuttings started inProduct Details Grodan A OK 36 40 1. 5 in x 1. 5 in Plugs (98 Sheet) (30 Sheets Cs) WRAP 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