The invention discloses a potted plant cultivation box, which comprises a box body. A cultivation cavity with an upward opening is arranged in the box body, and soil is arranged in the cultivation cavity; a base is fixedly connected to the lower end of the box body, and a cavity is arranged in the base; a connecting disc is rotatably arranged in the cavity, and a driving shaft is fixedly connectedin the connecting disc; an electric motor is fixedly arranged in the inner wall of the lower side of the cavity, and the lower end of the driving shaft is in power connection with the electric motor.The invention focuses on the cultivation of potted plants in the seedling stage, uniform illumination, air and soil environment with appropriate moisture content are provided, and therefore, the survival rate of plant seedlings can be increased; and conventional soil loosening tools such as shovels are not used, and a loosening rod with a certain rotation mode is used for loosening soil, so thatdamage to plant roots can be avoided; a glass cover can be removed after the plants pass through the seedling stage so as to avoid limiting the growth of the plants.