The invention relates to a cultivation method for organic vegetables. The method comprises the steps of S1, seedling cultivation, S2, rotation of different crops, S3, field pretreatment and S4, field management. The seedling cultivation step comprises the procedures of 1 seed treatment, wherein disease-resistant high-yield seeds and seedlings without coatings are selected and not purchased from other places, and seeds are soaked in warm water at about 50 DEG C, 2 pretreatment, wherein disinfection treatment is carried out, 3 seedling substrate preparation, wherein grass carbon, rotten organic cow dung, perlite and vermiculite are prepared, and 4 seedling greenhouse treatment, wherein disinfection treatment is carried out before seedling emergence, and disease-resistant treatment is carried out after seedling emergence. The field management step comprises the procedures of 1 insect control, 2 grass control, 3 fertilizer flushing and irrigation, and 4 quality control. The cultivation method is healthy and environmentally friendly, no chemical method or other methods is adopted, the method is natural and organic, and people can eat the produced organic vegetables more relievedly. The method has huge market application and popularization value.