Grodan PRO A-OK Starter Plugs 1.5 in Unwrapped Inner Diameter (ID) Grow Trays This high strength simple to

This high strength simple to use base nutrient system provides a low salt index which further increases abosorption efficiency

every element in Bloom A and B plays a role in helping to produce the best quality fruit or flower within the bloom stage of a plants life cycle

no salt residue

silicon dioxide derived from diatomite and yucca extract

Grodan PRO A-OK Starter Plugs 1.5 in Unwrapped Inner Diameter (ID) Grow Trays This high strength simple toA OK Starter Plugs for starting seeds and rooting of cuttings prior to plugging into the larger Gro Blocks. A OK Starter Plugs come labeled with instructions in a shrink wrapped sheet that fits a standard 10 x 20 tray (flat). Note: Item #713020 is supplied without shrink wrap.