Skip to product information
1 of 1

Powdered Gypsum

Powdered Gypsum

By The Mushroom Champ

Regular price $5.00 USD
Regular price Sale price $5.00 USD
Sale Sold out

2.5lb powdered gypsum increments. 

Calcium is a necessary vitamin for healthy mycelial growth. Add at 2-10% of dry weight of substrate ingredients. 

High solubility. 

View full details