Blue Oyster Mushroom Grain Spawn Bag

Blue Oyster Mushroom Grow Kit (Grain Spawn) – Easy Home Cultivation

Grow fast, beautiful Blue Oyster mushrooms at home — simple, reliable, and beginner-friendly.

Start your mushroom cultivation at home with a premium mushroom grow kit designed for effortless results. This ready-to-use Blue Oyster grain spawn removes the complexity, making it easy to grow dense, high-quality mushroom clusters with minimal effort.

Simple, Reliable, Ready to Grow

This is a fully colonised Blue Oyster grain spawn, meaning it’s active and ready to use straight away. No inoculation, no waiting—just mix with your substrate and start growing. Perfect for beginners and experienced growers.

Why It Works

Optimised grain hydration and carefully selected Blue Oyster strains deliver fast colonisation and strong, consistent growth.
Prepared in sterile conditions for clean, reliable, contamination-resistant results.

Key Benefits

• ✔️ Premium mushroom grow kit for easy home cultivation
• ✔️ Fully colonised grain spawn — ready out of the box
• ✔️ Beginner-friendly with a simple, guided process
• ✔️ Fast harvests — ready in as little as 3 weeks
• ✔️ High-yield strains for thick, healthy mushroom clusters
• ✔️ Works with hardwood or Masters Mix substrates
• ✔️ Compact, discreet growing — no strong odours
• ✔️ Backed by our growth guarantee

How It Works

1. Mix – Combine spawn with substrate (approx. 6:1 ratio)
2. Colonise – Allow the substrate to fully colonise in a warm space
3. Cut – Make a small slit or “X” in the bag for side fruiting
4. Maintain – Mist daily and keep humidity high
5. Harvest – Enjoy fresh Blue Oyster mushrooms in weeks

What’s Included

• 1.5kg Blue Oyster Mushroom Grain Spawn Bag (fully colonised)
• Lifetime growth guarantee
• Access to our online step-by-step growing guide

Not Included

• Substrate (recommended: hardwood or Masters Mix)
• Printed guide

Storage & Notes

• Best used soon after delivery
• Refrigerate if needed — lasts up to 3 months
• Handle in a clean environment to avoid contamination

Grow fresh, flavourful mushrooms with ease. This Blue Oyster mushroom grow kit is built for simplicity, consistency, and fast results—making growing mushrooms at home easier than ever.