A method for quickly reproducing the seed breedings of Shangkui (a herbaceous plant) includes such technological steps as taking the terminal buds or lateral buds of tuber by cutting in aseptic condition, selecting culture medium, proportioning hormone, changing culture condition, inducing seedlings in test tubes, quick reproducing the seedlings in test tubes, making the seedlings stronger, growing root and transplanting, and features high reproducing coefficient up to 4.0-5.0, high culture speed and low cost.