This Liquid Culture Syringe contains 10cc of nutrient broth containing the mycelium of your choice. These are produced under aseptic conditions and are guaranteed free of contaminants. Many different mushrooms will be offered, some taken from the wild in SWPA and some commercial varieties. If you have a pressure cooker and some mason jars, 1 syringe has the capacity of producing 7 Quarts of grain spawn. With a bit more knowledge 1 syringe can be expanded upon infinitely, supplying you with mushrooms for life.