Bags for growing mushrooms pasteurized substrate (ie. oysters in straw)

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Pearl Oyster mushroom kit on straw

Gusseted Poly Bags for Mushroom Growing


8 X 4 X 18″ 4 MIL gusseted  polyethylene bags for mushroom cultivation.  Perfect for expanding your oyster mushroom, and other fast-colonizing species.  Pasteurized and cool straw, then mix in a crumbled Oyster Mushroom Grow kit.  Stuff into the gusseted bag.