SuperSpore Mushroom Grain Bag - 4 lb

Ready-to-Inoculate Sterilized Substrate - 4 lb Bag

Preparing and sterilizing grain yourself takes equipment, time and care, and a single lapse can ruin a batch. This grain bag arrives made from autoclave sterilized ingredients, with a self-healing injection port and a micron filter patch to keep contaminants out. You inject it, let it colonize, and grow directly from the bag.

At 4 lb, this single bag suits hobbyists trying mushroom cultivation for the first time, and growers who want to test a culture before scaling up. Commercial operations can order it in larger quantities for repeat batches.

Key Features & Benefits

• Autoclave sterilized ingredients — gives your culture a clean start.
• Self-healing injection port — lets you inoculate without opening the bag.
• Micron filter patch — allows air exchange while helping keep contaminants out.
• Sorghum and gypsum blend — supplies a nutrient-rich grain substrate.
• No animal by-products — suits growers who want a plant-based substrate.

Who Should Use SuperSpore Mushroom Grain Bag

Home growers who want a simple starting point, and professional growers who want a convenient, pre-sterilized substrate for lawful mushroom cultivation. You need only a spore syringe or liquid culture.

About SuperSpore Mushroom Grain Bag

The SuperSpore Mushroom Grain Bag is a 4 lb substrate bag containing sorghum and gypsum. It has a self-healing injection port and a micron filter patch, and is sold individually. The maker states it yields up to 3 lbs of mushrooms per bag.

Frequently Asked Questions

Q: What do I need to inoculate this bag?
A: You need spores or liquid culture. Inject 10-20 mL through the self-healing port. No additional equipment is required to grow directly from the bag.

Q: What is in the bag?
A: The ingredients are sorghum and gypsum. The bag contains no animal by-products.

Q: What is a micron filter patch?
A: It is a breathable filter section in the bag. It lets gas exchange happen while helping block contaminants from entering.

Q: What does a self-healing injection port do?
A: It is a port you pierce with a needle to add culture. It reseals afterward, so the bag stays closed to the outside air.

Q: How much can one bag produce?
A: The maker states a yield of up to 3 lbs of mushrooms per bag. Actual results depend on your culture and growing conditions.

Q: Is it legal to use?
A: Laws on mushroom cultivation vary by location. Check your local rules and use this product only for lawful cultivation.