mushroom growing supplies

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  • Premium Coarse Vermiculite

    Premium Coarse Vermiculite

    Price range: $7.00 through $50.00

    Premium coarse-grade vermiculite engineered to lock in moisture and maximize aeration. Essential for mushroom substrate mixes (PF Tek / casing layers) and ideal for improving soil structure in indoor and outdoor plants.

    Select optionsDone This product has multiple variants. The options may be chosen on the product page