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Rockwool & Stonewool

Rockwool and Stonewool is one of the most popular growing mediums used by commercial growers to propagate cuttings, start seeds, and to grow plants to maturity. We carry a wide selection of Grodan & Pargro rockwool and stonewool growing mediums to fit your needs. From seed starting sheets and plugs to the massive 8" Big Mama blocks.