Chestnuts are autumn memories, full of golden memories, and are familiar snacks for children. Castanea mollissima, also known as Castanea mollissima and Castanea mollissima, belongs to Castanea of Fagaceae. Originated in China, it is distributed in Viet Nam, Taiwan Province Province and Chinese mainland, growing between 370-2800 meters above sea level, mainly distributed in mountainous areas. It has been widely cultivated artificially.
Castanea mollissima is the general name of trees or shrubs of Castanea in Beech family, with about 7-9 species. Originated in temperate regions of the northern hemisphere, most kinds of chestnuts are deciduous trees with a height of 20-40 meters.
Only a few are shrubs. The fruits of all kinds of chestnut trees are edible; Simple leaf, oval or oblong, long 10-30 cm, wide 4 to 10 cm, with barbed teeth at the edge. Monoecious, the male flowers are erect catkins, and the female flowers are single or several in the involucre. Nuts are wrapped in involucre with dense spikes. The diameter of involucre is 5 ~ 1 1cm, and there are 1 ~ 7 nuts in one involucre. Flowering in May-June; The maturity period is 9 to 10 months.
Distribution of chestnuts:
Chestnut is mainly distributed in Asia, Europe, America and Africa in the northern hemisphere. Chestnut is mostly born in low hills and gentle slopes and floodplains, Shuyang, Jiangsu, Pingle, Guangxi, Jinzhai, Anhui, Hebei (chestnut production base in Qianxi, Kuancheng Manchu Autonomous County and Qinglong Manchu Autonomous County), Shandong (Tancheng chestnut), Luotian, Yingshan, Macheng (Yantian River) in Hubei, Luoshan, Xinyang, Guangshan, Pingqiao, Xinyang and Zhen 'an in Shaanxi.
The best quality chestnut in China is produced in Tangshan, Hebei Province, and has been cultivated for more than 2,000 years. Qianxi chestnut has beautiful appearance, reddish brown, light waxy layer, bright and shiny; Nuts are beige, the endothelium is easy to peel, the meat is tender, waxy and sticky, sweet and delicious, and rich in nutrition. In March 2008, Qianxi chestnut was recognized as a well-known trademark in China by the Trademark Office of the State Administration for Industry and Commerce. Secondly, the chestnuts in Luotian County, Hubei Province, Huanggang City, Hubei Province and Yantianhe Town, Macheng City, Hubei Province are the main ones.