
Super Fine Gypsum Powder – Food Grade
£5.59
🔬 Product Overview
Our Super Fine Gypsum Powder is a food-grade mineral additive designed to optimize pH levels and enhance nutrient availability in mushroom substrates and brewing applications. Rich in calcium carbonate and sulfur, this powder acts as a pH buffer, stabilizing your substrate environment and promoting vigorous mycelial growth.
✨ Features & Benefits
- ⚖️ pH Stabilization
Buffers acidic substrates and maintains near-neutral pH for optimal mycelium development.
- 🌱 Mineral Enrichment
Supplies calcium and sulfur — essential for fruiting and metabolic activity.
- 🧪 Ultra-Fine Texture
Mixes easily into grain, sawdust, straw, coffee grounds, and compost.
- 🍺 Homebrewing-Ready
Improves wort clarity, hop balance, and malt extraction efficiency.
- 🥄 Food Grade Quality
Safe for use in cultivation and fermentation — no additives or contaminants.
🍄 Mushroom Cultivation Usage
-Grain Spawn: Add 2% by volume weight
-Bulk Substrate: Add 5% by volume weight
-Mix thoroughly before sterilization or pasteurization
-Enhances yield and reduces contamination risk
⚠️ Important Reminder
Always measure gypsum accurately and mix evenly. Excessive use may alter substrate or wort chemistry. Store in a dry place and reseal after use.
🛒 Elevate Your Cultivation & Brewing
Whether you're growing gourmet mushrooms or crafting the perfect IPA, this gypsum powder delivers the mineral balance and pH control your process demands.
Fast shipping
•Food-grade purity
•Expert support included
What's Included
Specifications
Customer Reviews
Excellent quality! The mushrooms grew quickly and the taste is incredible.
First time growing mushrooms and it was super easy following the instructions.
Very good product, I'm already on my second harvest. Highly recommend!