Shiitake 75 Fruiting Temp: 55-85° F Fruiting Humidity: 85%-90% Allow substrate to popcorn and brown for 1-2 months after full colonization before removing from the bag and fruiting. Includes 12ml liquid culture syringe + sterile needle Recommended use: Use the syringe to inoculate your own liquid culture media to expand the mycelium into many syringes worth. Storage: Can be left at room temperature for up to 6 months, and refrigerated for longer than 1 year.