Brewers Gypsum (Calcium Sulfate)
Brewers Gypsum (Calcium Sulfate)
Brewers Gypsum (Calcium Sulfate)

Brewers Gypsum (Calcium Sulfate)

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Brewers Gypsum (Calcium Sulfate) for extra source of nutrition when growing mushrooms. A couple grams in grain spawn grow bags or 1 gram in 2 liters of liquid culture will help growth. For 50 gallon grow 1 pound can by used to mix into wheat straw for added nutrition.