It originated in the Himalayas, and after artificial cultivation, it gradually developed into the Yangtze River basin. It was planted in the court during the Qin and Han dynasties, and it has been more than 2000 years since. Cultivation in Japan is only 1000 years old. Cherry blossoms belong to the subgenus of Rosaceae. It's not a flower. In horticulture, cherry blossoms are the general name of all species and cultivated varieties of Prunus and Prunus.

There are quite a few kinds of cherry blossoms, more than 300 kinds. There are about 150 kinds of wild cherry blossoms in the world, and there are more than 50 kinds in China. Among the wild ancestors of about 40 cherry plants in the world, 33 are native to China. Others are varieties derived from horticultural hybridization.

Distribution range and growth habit

There are more than 100 species of cherry blossoms, which are distributed in the temperate zone of the northern hemisphere: Asia, Europe to North America, and the main species are distributed in the west and southwest of China, Japan and South Korea. Garden cultivation is found in Beijing, Xi, Qingdao, Nanjing and Nanchang in China. Cherry blossoms often bloom in March with or after leaves. With the change of seasons, cherry blossoms are fragrant and gorgeous, and are often used for garden viewing. Cherry blossoms can be divided into single petals and compound petals. Single valve can bear fruit, but compound valve can't.

Cherry blossoms are temperate and subtropical tree species, and they like sunshine and warm and humid climate conditions. The soil requirement is not strict, and it is suitable for growing in loose and fertile sandy loam with good drainage, but it is not tolerant to salt and alkali. The root system is shallow, avoiding stagnant water and low-lying land. It has certain cold tolerance and drought tolerance, but it is not suitable for planting in coastal areas with typhoons because of its weak ability to resist smoke and wind.

The above contents refer to Baidu Encyclopedia-Sakura.