Blackcurrant can't be planted in Guangdong. Guangdong belongs to subtropical monsoon climate, which is warm and not suitable for growing blackcurrant. Blackcurrant belongs to deciduous erect shrub, with dark gray or grayish brown branchlets and hairless skin. The fruit is rich in vitamins, sugars and organic acids, especially vitamin C. It is mainly used to make jam, fruit wine and drinks. Black vinegar chestnut is light, cold-resistant, barren-resistant, and suitable for growing in cold areas in the north.