Built for growers who need their mycelium to move fast and finish strong.
At Mossy Creek Mushrooms, we produce all our spawn in-house using whole oat grain and clean lab technique. Every batch is tested before release, ensuring strong colonization and performance. Whether you’re spawning to straw, sawdust, logs, buckets, or beds — these bags deliver.
No frills. No fillers. Just clean, aggressive mycelium.
Explore available species below, or contact us to request a custom order.
We now ship only in-stock, fully colonized spawn, ensuring peak vitality at the time of shipment. Most orders ship within 2–3 business days, but larger or custom orders may require additional time. Fresh, fast, and ready to grow.
We use clean, whole oats, hydrated and colonized under tightly controlled lab conditions to deliver fast, aggressive mycelial leap-off. Each batch is tested for vigor, purity, and consistency before being bagged and sealed for use.
This is spawn you can count on — clean, aggressive, and ready when you are.
Every bag is inoculated with aerated liquid culture, priming the mycelium to colonize faster, leap off cleaner, and digest harder — right out of the gate.
From the plate to your production room, this spawn comes ready to perform.
