Pepper planting support assembly facilitating chemical adding

The support assembly comprises a top plate, an opening is formed in the top of the top plate, mounting grooves are formed in the positions, located on the two sides of the opening, in the top plate, and a two-way threaded rod is rotationally connected to one side of an inner cavity of the mounting groove located on the left side through a bearing; one end of the two-way threaded rod penetrates through the mounting groove and extends to the outside of the top plate, and the end, extending to the outside of the top plate, of the two-way threaded rod is fixedly connected with a hand wheel. According to the pepper planting support assembly facilitating pesticide adding, when pesticide liquid needs to be added into the storage box, the overall height of the support can be reduced, convenience is brought to people to add the pesticide liquid, and therefore the practicability of the support is improved, and the supporting range of the support can be adjusted according to different widths of pepper planting plots; th