Managing ‘Brown Gold:’ the Challenges—and Opportunities—of Spent Substrate
Civil Eats
MARCH 19, 2024
And while each of those uses could provide revenue potential for mushroom farms, the expanding piles of spent substrate also represent a mounting logistical challenge. “If Stempel currently takes most of the material to a nearby compost facility, but local farms, gardeners, and florists also take a portion.
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