2. Cutting: Hardwood cutting is generally carried out in the middle and late March to early April before the branches germinate. Select stout 1 annual branches, cut into cuttings 15 cm long, insert into the prepared seedbed, and cut to a certain depth to expose the top of cuttings 1 bud. After insertion, it is filled with water and covered with plastic film to keep moisture and heat. Softwood cuttings are carried out in July and August, semi-lignified branches are selected and cut into cuttings with a length of 8- 10 cm, and 2-3 leaves are left at the upper end, and the cutting depth is 3-4 cm. After being inserted, it can be watered and irrigated, and shaded with a shade shed. Generally, it can take root in about 20 days.