Grain spawn bags

Injectable Spawn Bags

Genuine Unicorn bags for grain spawn production. Autoclave-safe polypropylene with a 0.2 micron T filter — the same bags we use in our own grows.

0.2 micron T filterAutoclave safe · 121°C3.0 mil polypropyleneUK held stock
Unicorn 4T INJ — Mushroom Grain Spawn Bag (Small) w/ Injection Port

Unicorn 4T INJ — Mushroom Grain Spawn Bag (Small) w/ Injection Port

Same as 4T but with factory applied injection port

From £25.00Shop
Unicorn 10T INJ — Mushroom Grain Spawn Bag (Medium) w/ Injection Port

Unicorn 10T INJ — Mushroom Grain Spawn Bag (Medium) w/ Injection Port

Same as 10T but with factory applied injection port

From £30.00Shop