Small deciduous tree with round or happy crown, smooth trunk and gray bark. The leaves are broadly ovate or ovate, the apex is acuminate, and the base of the leaves is broadly cuneate. The flowers are big, white, red and crimson, and the pedicels are short. The fruit is spherical, the weight of a single fruit is 5,5 ~ 43g, the fruit membrane is short and hairy, and the fruit tastes sour. The nucleus is ovoid, with pits on its surface and sticky. The root system of dark plum is widely distributed and shallow, with strong aerobic capacity, and it is water-repellent and wet-repellent. New roots originated earlier than other drupes. Guangdong 65438+The root system began to move in the middle and late February, and the root system grew most vigorously in autumn. Buds germinate vigorously, young trees tend to grow long branches, 2 ~ 3 times a year, and adult fruit trees generally only grow once.