Grow Your Own Mushrooms

Premium Mushroom Grow Bags

Sterile, Recyclable, Made in the USA – Trusted by 1,000+ Growers

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⭐️⭐️⭐️⭐️⭐️ 228+ 5-Star Reviews | Ships from Texas | Pressure Cooker Safe

Choose Your Grow Bag

3 lb Spawn Bag

$12.00

Add 10 to Cart

5 lb Fruiting Bag

$18.00

Add 10 to Cart

Injection Ports

$45.00

Add 10 to Cart

Why Grow With Pegasus?

🧼

Sterile & Lab Grade

Ready-to-use, clean and safe for colonization.

🔥

Pressure Cooker Safe

Built for high-temp sterilization.

♻️

100% Recyclable

Made from durable, UV-reactive polypropylene.

How It Works

1️⃣ Pick Your Bag

Select and sterilize the size and substrate that suits your needs.

2️⃣ Inoculate & Wait

Inject liquid culture or add spawn and let it colonize.

3️⃣ Grow & Harvest

Watch mushrooms fruit from mycelium right from the bag!

Common Questions

  • Q: How fast do they ship?
    A: Orders ride out from Texas within 1–2 business days.

  • Q: Can I reuse these bags?
    A: Yes! With careful handling, up to a dozen cycles.

  • Q: Which bag should I get?
    A: First time? Start with the 3 lb spawn bag for a bacterial-resistant filter.
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