Grodan Stone Wool A-OK Plugs 1.5 inch X 1.5 inch Seed + Cloning Plugs If the float valve stops

If the float valve stops operating

Optional locking caster kit allows tray stand to be moved easily and secured in place

gasketed caps let you choose suction and delivery points to match your installation—ideal for greenhouses

Each pad reacts with room humidity to release CO2

valuable flowers

Grodan Stone Wool A-OK Plugs 1.5 inch X 1.5 inch Seed + Cloning Plugs If the float valve stopsGrodan Stone Wool A OK Plugs 1. 5 inch X 1. 5 inch Introducing the Grodan Stone Wool A OK Plugs 1. 5"x1. 5", renowned for their homogeneity and reliability. These plugs are the ideal foundation for automated processing, uniform germination, and a high success rate when pricking out. Each plug boasts a uniform density, firmness, and fibrous structure. This uniformity extends to the distribution of water, nutrients, and pH value throughout the plug,