Grodan A-OK Stater Plugs 1.5'' 98 / SHEET bible and improve soil structure

and improve soil structure

It also combines the tolerance and organic nature of soil

Can work with both normal and pin operated sockets

The insulation reduces heat loss & condensation

Grodan A-OK Stater Plugs 1.5'' 98 / SHEET bible and improve soil structureA Ok Starter Plugs are for starting seeds and rooting cuttings prior to plugging into larger Gro Blocks. The 1. 5 size fits perfectly in the Gro Smart tray as well as all our pre drilled Gro Blocks. One advantage of using the Gro Smart tray is that it elevates the plugs above the waterline and ensures good airflow around the plugs. A Ok plugs come labeled with instructions in a shrink wrapped package that fits a standard 10 x 20 tray (flat).