Description
1 Gallon of Pir Substrate (Rinsed and Sifted)
Pir (Plant In Rocks) is a sustainable, inorganic, Semi-Hydroponic Houseplant Substrate.
-Pir should only be used after reviewing the “Is Pir Right For You” page, and should only be used with nutrients intended for hydroponic applications (See FAQs for recommendations).







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