Good-quality and high-yield planting method for Yi nationality's medicine Lobelia seguinii Levl. Et Vant. in high-altitude area

The invention discloses a good-quality and high-yield planting method for Yi nationality's medicine Lobelia seguinii Levl. Et Vant. in a high-altitude area. The method includes the steps that a gardenwhich provides irrigation and drainage convenience and has a soil pH value of 5.5-6.5 and an organic matter content of 10-20 g/kg is selected to be deeply ploughed and leveled; humus soil is pre-buried in disinfected garden soil to serve as a seedling culture medium, seeding is performed in spring, water is sprayed until the soil is wet through, a seedbed is covered with straw, a shading net and/or film, and after cotyledons come up, the straw and the shading net are removed and/or the film is perforated to keep the soil of the seedbed moist; from May 1st to May 20th of the same year, Lobeliaseguinii Levl. Et Vant. seedlings which are 5-10 cm high are transplanted with soil according to the plant row spacing of (1.2+/-0.1)*(0.5+/-0.05) m for field planting, and the seedlings are wateredwith sufficient root fixing