Beautiful millettia root seed scaled seedling-growing method

The invention relates to a beautiful millettia root seed scaled seedling-growing method which comprises seed pre-treatment, accelerating germination, cup filling, seedling-growing and transplanting, wherein the accelerating germination is carried out in a sand bed and the sand bed is prepared by pouring river sand with different mesh numbers which are uniformly mixed according to weight parts into a seedbed to be leveled and disinfected; the cup filling comprises filling a nutritional cup with beautiful millettia root seeds exposing white after accelerating germination, wherein the nutritional cup comprises a cylindrical cup body which is opened at the upper end and is provided with a plurality of square holes at the lower end and a repeatedly used cup tray located below the cup body for supporting the cup body. The beautiful millettia root seed scaled seedling-growing method provided by the invention has the advantages of being neat in germination, robust in seedling, high in seedling success rate, short in seedling time, low in seedling cost and the like.