10g (0.35oz.) biologically dried mycelium on grain seeds, ready to incubate in wood logs or sawdust bags (attention: incubating sawdust bags needs sterile work. Edible mushroom. Wide range strain, incubation at 18-30 C (65-86 F), growing at 22-25 C (72-77 F) and fruiting at 15-17 C (59-62 F). Best for beginners and year around cultivation, time to first fruit run 120 days. Excellent storage qualities. Long a symbol of longevity in Asia because of their health-promoting properties, shiitake mushrooms have been used medicinally by the Chinese for more than 6,000 years. More recently, their rich, smoky flavor has endeared them worldwide.