10cc - 1st Generation Mother Culture for Mushroom Cultivation A Very Large Selection of Mushroom Cultures to Choose From Grow Your Own Mushrooms at Home Mushroom Cultures can be Stored for Over One Year from Arrival Grown and Harvested in a Professional Mycology Laboratory Out-Grow is happy to offer our Gourmet and Medicinal mushroom liquid cultures for an affordable price. All our mushroom cultures are only one transfer away from the mother culture to insure a vibrant, healthy and fast-growing mushroom culture. Each culture is 10cc of mycelium suspended in a nutrient broth solution or commonly referred to as a liquid culture. Your mushroom culture is guaranteed to arrive 100% viable and completely contamination free. Your mushroom culture is ready to inoculate a substrate of your choice. We recommend expanding your culture using agar, liquid culture media or grain to grain transfer's.