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3lb Sterile Grain Bag – High-Quality Milo/Sorghum
Now with a FREE injection port!
Boost your mushroom-growing success with our 3lb Milo/Sorghum Sterile Mushroom Grain Bag, perfect for both beginners and experienced growers. This top-quality, organic grain bag creates an optimal environment for mycelium expansion and consistent growth results.
Key Features:
- Premium Organic Grains: Each bag contains milo/sorghum grain, carefully prepared for peak growth support.
- Hydrated for Performance: Expertly hydrated for the ideal moisture level to support mycelium activity.
- Advanced Sterilization: Processed in SH Scientific Autoclaves at 15-17psi for 2.5 hours, ensuring contaminant-free, sterile grains.
- Self-Healing Injection Port: Convenient and easy-to-use, allowing for seamless inoculation.
Included in Every Bag:
- Unicorn 10 Bag: Trusted for secure, breathable storage.
- 3lbs Hydrated Milo: Carefully balanced for reliable, sterile grain spawn production.
- Microppose Injection Port: Helps maintain cleanliness with easy access for inoculation.
- Double-Sealed for Freshness: Each grain bag is vacuum-sealed in a secondary 4mil bag, ensuring extended shelf life.
Simple to Use: Just combine with your preferred mushroom culture and begin your journey to fruitful results.
Quick Start:
| Step | Instructions |
|---|---|
| 1. Inspect | Ensure the bag is sealed and the filter patch and injection port are intact. |
| 2. Inoculate | Clean the injection port with alcohol. Inject 4-8 mL of liquid culture or spores using a sterile syringe. |
| 3. Shake (Optional) | Once 20–30% colonized, gently break up the mycelium to help spread growth (OPTIONAL). |
| 4. Wait | Let colonize at 70–75°F in a clean, dark space. Most bags finish in 10–18 days. |
| 5. Use or Store | Once fully colonized, use immediately or refrigerate for up to 2 weeks before transferring to bulk substrate. |
Storage and Support:
Storage: Keep your grain bag stored between 45°F and 70°F for best results. Use as soon as possible to prevent the grains from drying out or the natural sugars and nutrients from breaking down.
Need Assistance? Hit the chat button at the lower right for help with orders or questions.
Explore Other Mushroom Grains:
- Corn Grain Bags: Robust grain that holds moisture well, promoting vigorous growth.
- Drippy Corn: A nutrient-rich grain choice for enhanced mushroom yields.
- Millet Grain Bags: Small grains that offer high inoculation points for increased surface area.
Disclaimer: Results depend on environmental conditions. Sales are final, with inquiries handled case-by-case.





