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Premium Vermiculite Mushroom Grade Course Vermiculite * Soil Builder * Natural Humidity Regulation

MSRP: $32.82
(You save $19.73 )

Excellent soil builder, water retainer, aerator. 

Great for greenhouse planting and indoor growing
Mushrooms benefit greatly from adding Vermiculite to the substrate
Opens and loosens soil
Helps fix thick clay soils.
Many more uses!!