Grey Oyster (Pleurotus ostreatus)
Grey Oyster (Pleurotus ostreatus) is a classic gourmet mushroom known for its reliability, fast growth, and rich savoury flavour. It’s one of the easiest and most productive species to cultivate, making it ideal for beginners, hobby growers, and bulk producers alike.
🔥 Why Grow Grey Oyster?
- Extremely reliable and beginner-friendly
- Fast colonisation and aggressive mycelial growth
- Produces large, dense clusters with excellent yields
- Delicious umami flavour great for frying, grilling, or stir-fries
🧪 Produced in Our UK Sterile Lab
All Grey Oyster cultures are created fresh in our HEPA-filtered UK lab. Every batch is strain-tested, contamination-checked, and shipped at peak vigour to ensure fast colonisation and consistent results.
🧬 Choose Your Format
1. Liquid Culture (10ml)
Live mycelium suspended in nutrient broth — the fastest and easiest way to inoculate sterilised grain. High success rates and very beginner-safe.
2. Agar Culture Plate
A sterile petri dish colonised with clean, healthy Grey Oyster mycelium. Ideal for expansion, cloning, and advanced workflows.
3. Agar Slant
A long-term storage tube with mycelium grown on angled agar. Perfect for preserving your Grey Oyster culture for months.
4. Grey Oyster Grow Kit
A fully colonised fruiting block that produces heavy flushes at home. Cut, mist, and harvest big clusters within days.
📦 What You’ll Receive
- Your selected Grey Oyster culture format
- Fresh, sterile culture produced in our UK lab
- Instructions for use
- The Mushroom Lab sterility guarantee
🛡️ Sterility Guarantee
If your culture arrives compromised or contaminated, we will replace it free of charge.
🚚 Fast UK Delivery
Orders ship from our UK sterile lab and typically arrive within 1–3 working days.