60-65 days to maturity.Brassica juncea. Chinese Mustard Seeds. Non-GMO, cool-season, year-round annual, heirloom. This special selected Chinese mustard has a compact head with thick petioles and large wrapping leaves. Chinese mustard greens have an excellent mustard flavor, and this variety is perfect for fall planting. It has good disease resistance and is well adapted to a wide range of growing conditions. Chinese mustard can be grown year-round in subtropical areas. Approx. 13,500 seeds / oz.