Green planting method for sweet sorghum on coastal mud flat

The invention discloses a green planting method for sweet sorghum on a coastal mud flat. The green planting method comprises the following steps: S1, land selection and preparation; s2, seed pretreatment; s3, sowing the seeds; s4, dibble seeding and final singling; s5, applying fertilizer to expel insects; s6, cutting is carried out; according to the method, sweet sorghum is planted in the coastal mud flat saline-alkali soil, film covering and grass covering are conducted in spring, water evaporation is restrained, upward movement of salt is reduced, the salt restraining and water retention effects are achieved, and the sweet sorghum is in a low-salt environment in the whole growing period; a variety with high lodging resistance is selected, the growth height of the sweet sorghum is controlled, and lodging of the sweet sorghum can be effectively prevented; aiming at the characteristics that the Jiangsu coastal mud flat saline-alkali soil is desalted in summer and is less in rain to return salt in winter, the