Accommodating piece capable of promoting plant growth

The utility model discloses an accommodating piece capable of promoting plant growth, which is used for accommodating a plant and promoting the growth of the plant. The accommodating piece capable of promoting plant growth comprises an accommodating main body and a light-emitting unit; the accommodating main body is provided with an accommodating space used for accommodating a plant; the light beams emitted by the light-emitting unit are used for irradiating the accommodating space of the accommodating main body; the longest light path of the light beams emitted by the light-emitting unit and used for irradiating the accommodating main body is smaller than 1 m; the light-emitting unit comprises a first LED lamp group which can emit red light to promote the growth rate of the plant and a second LED lamp group which can emit blue light to promote photosynthesis of the plant; and the wavelength coverage of red light emitted by the first LED lamp group is 620-760 nanometers, and the wavelength coverage of blue li