Persimmon is a deciduous tree of Persimmon family, native to East Asia. It has been cultivated in China for more than 3,000 years, covering an area of 200,000 hm2. Persimmon is not only nutritious, contains a lot of sugar and vitamins, but also has high medicinal and economic value. So far, researchers all over the world have found that many active substances in persimmon, including carotenoids, flavonoids, fatty acids, phenols, amino acids and trace elements, can be widely used in medicine, health care and cosmetics. Fresh persimmons, dried persimmons, persimmon cream, persimmon stems and persimmon leaves are all good medicines. Persimmon paint is a good preservative, and persimmon wood can be used as carving materials, furniture materials, decorations and golf clubs. After autumn, persimmon leaves are bright and pleasing to the eye, which has a good ornamental effect. Persimmon trees have strong adaptability and can grow in mountainous areas with poor natural conditions. They are famous "woody crops" and "hard-core crops" with long economic life and good eco-economic effects.
Persimmon is a deep-rooted tree species and a positive tree species. It likes warm weather, plenty of sunshine and deep, fertile, moist and well-drained soil. Suitable for neutral soil, cold-resistant, but more resistant to barren, drought, saline-alkali soil. Most persimmon varieties began to bear fruit in 3-4 years after grafting, and reached the full fruit stage in 10- 12 years, while the seedlings began to bear fruit in 5-7 years, and the fruiting period exceeded 100 years.
Persimmon fruit is often made into fruit after astringency removal. After proper treatment, it can be preserved for several months. If it is frozen, it can be eaten at a low temperature of-10℃ all year round. Persimmons can also be processed into dried persimmons. The fire cakes and soup cakes produced in Yiyang, Yanzhou, wucun and Heze are all persimmon cakes with frost; The "yellow cake" produced in Luoyang and Songshan, Henan Province is very frosty. Sweep the frost off the persimmon, which can be used as a substitute for white sugar.
In medicine, persimmon can stop bleeding, moisten stool, relieve swelling and pain of hemorrhoids and lower blood pressure. Persimmon can moisten the spleen and stomach, moisten the lungs and stop bleeding. Persimmon cream cake and persimmon cream can moisten lung and promote fluid production, eliminate phlegm and relieve cough, inhibit stomach heat, relieve alcoholism and treat aphtha. Persimmon can relieve qi and quench thirst. Well, it can cure hiccups and nocturia.