Gypsum Powder, Calcium Sulphate Substrate for Plants/Mushroom/Homebrewing pH (1kg)

• Premium Fertiliser Grade: Clean, consistent, finely milled powder suitable for multiple non-consumable uses.
• Mushroom Cultivation: Often used in grain spawn and substrate preparation to support stable growing conditions.
• pH Support: Helps maintain balanced pH levels in various growing media.
• Mineral Content: Provides a dependable source of calcium and sulphate for use in cultivation, gardening, and general project work.
• Homebrewing Applications: Commonly used to adjust water profiles and improve process results in brewing tasks.
• Enhances yield by supplying minerals and trace elements
• Homebrewing
• Water treatment (reduces wort pH, improves malt extraction efficiency, balances hop flavor, improves wort clarity)

Product description Our Fertiliser Grade Calcium Sulphate Gypsum Powder is a high-quality, super-fine mineral material suitable for a wide range of practical applications. Commonly used in mushroom cultivation, gardening, mycology projects, homebrewing processes, and general formulation work, it blends smoothly and provides reliable mineral content where needed. Instructions: For cultivation or substrate preparation, use typical percentage levels based on your chosen method or project requirements. Storage: Keep sealed and stored in a cool, dry place to maintain quality. Ingredients Calcium sulphate Directions Mix 2% per volume weight of grain and 5% per volume weight of substrate. Safety Warning While we do not sell this product for consumption, a Certificate of Analysis (COA) and Safety Data Sheet (SDS) are available upon request.