40-50 days maturity.Brassica juncea. Jeok Gat Mustard Seeds. Non-GMO, cool-season, annual. This attractive mustard is popular in Korea and North China. It has vigorous deep purple-red leaves with ruffled edges and a green midrib. The thick young leaves are tender and spicy with an excellent flavor. Harvest at any stage--microgreens, baby leaf, or full maturity. It thrives in mild climates. It is also noted for its visual interest and can easily be incorporated into flower beds or other ornamental growing arrangements. The dark coloring and delightful taste are the perfect addition to any garden. The leaves, seeds, and stems are all edible. ~ 16,100 seeds / oz.