Planting box for tea tree cultivation experiment

The invention belongs to the technical field of tea tree cultivation experiment planting, and provides a tea tree cultivation experiment planting box which comprises a box body, a cultivation grid is arranged at the bottom of the inner side of the box body, a partition plate is vertically arranged between the cultivation grid and the inner wall of the box body, and the partition plate divides the interior of the box body into two cultivation cavities with the same volume. A water spraying part and an illumination part are arranged at the tops of the two cultivation chambers respectively and used for simulating specific illumination and rainfall in the cultivation chambers, fertilization units and ventilation parts are arranged on the side walls of the two cultivation chambers respectively, and the ventilation parts are used for conducting ventilation on the interiors of the cultivation chambers. Different fertilizers can be applied to soil in different areas in the box body in the experiment process, meanwhil