What is Gypsum and Why Should You Use It in Your …
How does gypsum affect the pH of mushroom Substrate? Gypsum can have a positive effect on the pH of mushroom substrate. When added to substrate, gypsum (calcium sulfate) reacts with water to release positively charged calcium ions (Ca2+) and negatively charged sulfate ions (SO42-). ... This is because gypsum helps to break up …
