
10 lb of sterilized Magic Soil all-in-one substrate as two 5 lb filter-patch bags. A forgiving mix for manure-loving species — just add spawn.
Sterilized Magic Soil — 10 lb (2 × 5 lb Bags)
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Nature Lion is based in Brantford, Ontario
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SKU: BYG-MAGICSOIL-10LB
Category: Mushroom Growing Supplies Canada, Mushroom Substrate
10 lb of our sterilized Magic Soil substrate, shipped as two 5 lb bags with filter patches.
Also available as a case of six 5 lb bags.
Product description by Andrew Langevin · Founder, Nature Lion · Contributing author, Mushroomology (Brill, 2026)
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