Sophora japonica, Sophora japonica, Pewter ash, Tung tree, Chinese soap locust, velvet flower

Sophora japonica is cold-tolerant, likes sunshine, slightly tolerant of shade, intolerant of dampness and drought, and does not grow well in low-lying waterlogged areas. It has deep roots and is not strict with soil. It is more tolerant of barren, lime and mild saline-alkali soils. Growth, smoke and dust resistance, and adaptable to urban street environments. There are not many pests and diseases. Long life and strong resistance to smoke poison. It can survive even in mountainous areas where water is scarce. It is also a commonly used characteristic tree species. It has strong fast-growing properties, hard material, elasticity, straight texture, easy processing, and corrosion resistance. The buds can be used as dyes, the pulp can be used as medicine, and the seeds can be used as feed. It is also a windproof and sand-fixing tree species that can be used as both timber and economic forest. It is a good shade tree and street tree species in urban and rural areas. The variants of Sophora japonica, Sophora japonica L., Sophora japonica L., and Sophora japonica L. are all one of the traditional tree species for greening in my country and are rich in national sentiment.