Bulk Rockwool Rooting Plugs | Cultiwool

Designed for commercial farms and large-scale hydroponic facilities, Cultiwool Rockwool Rooting Plugs (1.4″ × 1.4″ × 1.6″) provide fast, uniform propagation that scales with your operation. These bulk rockwool plugs are made from clean, inert stone wool engineered for consistent porosity, excellent drainage, and predictable rooting performance across thousands of plugs. Why Choose Bulk Rockwool Plugs for Propagation? Commercial propagation demands consistency, efficiency, and scalability. Unlike hobbyist media, bulk rockwool plugs are manufactured for professional environments where every tray must perform. Cultiwool plugs ensure uniform results that cut labor time and reduce transplant loss, making them the standard choice for farms worldwide. Consistent rooting results: Uniform density and porosity across every plug keeps growth predictable. Optimized water/air balance: Holds moisture evenly while maintaining oxygen at the root zone. Sterile and inert: Stone wool is free from con