Longan in Shek Kip Mei 1
Shek Kip Mei Longan is a variety with a long history of cultivation, and its producing areas are mainly concentrated in Guangdong and Guangxi. Thin shell, high sweetness, can be divided into yellow shell stone, green shell stone and palace powder shell stone, of which yellow shell stone stone longan has the best quality.
2. Gushan No.2 Longan
Gushan No.2 Longan is a well-known longan variety in Guangdong, which usually matures in July-August every year. It is an early-maturing variety, with tender meat, good sweetness, no astringency after eating and high nutritional value.
3. Caopu Longan
Caopu longan is also a famous variety. Its fruit is spherical or slightly oblate, and its shell is hard, which is convenient for storage and transportation. Its pulp is white wax or light yellow, translucent and sweet, and generally ripens from late August to early September every year.
Requirements of longan growth environment
Longan likes warm environment. Longan can grow normally in places where there is no frost or short-term slight frost in winter. Especially, the hillside with abundant sunshine, good air circulation, less frost, less pests and diseases, less waterlogging, thick soil layer and good drainage is more suitable for longan production. Longan is mainly distributed in the range of north latitude 18 ~ 3 1, but the main producing area is 22 ~ 24 30 north latitude.
Optimum temperature requirements of longan: annual average temperature is 265,438+0 ~ 23℃, 1 month average temperature is 65,438+02 ~ 65,438+06℃, and the absolute low temperature in winter is not lower than-65,438+0℃. When the temperature drops to 0℃, longan seedlings are vulnerable to freezing injury, and the temperature drops to -0.5℃~-4℃.