Unicorn Large Spawn Bags (50-Pack) 3T 0.2 Micron Filter shiitake 5lb fully colonized substrate with

5lb fully colonized substrate with first-generation mycelium

Expand to more plates — divide one plate into 4–6 fresh plates to build a long-term Maitake genetic library

or moisture retention

making it one of the best grains for mushroom growing and spawn production

Blended and sterilized at 18 PSI for 30 minutes

Unicorn Large Spawn Bags (50-Pack) 3T 0.2 Micron Filter shiitake 5lb fully colonized substrate withUnicorn Large Spawn Bags (50 Pack) 3T 0. 2 Micron Filter Trusted Industry Standard 8" x 5" x 19" Holds 56 lbs Style L Filter Experience the gold standard in spawn bag performance with Unicorn Large Spawn Bags 3T 0. 2 Micron Filter. Designed for serious growers and commercial operations, these gusseted bags are made from 2. 2 mil polypropylene and feature Unicorns proprietary additives that maintain flexibility at any temperatureeven after