Vitex negundo planting mechanism

The utility model relates to the technical field of planting equipment, and provides a vitex negundo planting mechanism which comprises a lifting unit, a first stepping motor, a telescopic barrel, a fixing rod and a planting disc. The planting disc comprises an upper-layer cam disc, a middle cam disc and a lower-layer disc supporting plate which are arranged in sequence. The two ends of the lower-layer disc supporting plate are installed on the lifting units correspondingly. Through holes are correspondingly formed in the center positions of the upper-layer cam disc, the middle cam disc and the lower-layer disc supporting plate; a plurality of first displacement grooves which are uniformly distributed in the circumferential direction and a plurality of second displacement grooves which are uniformly distributed in the circumferential direction are formed in the upper-layer cam disc; a plurality of third displacement grooves evenly distributed in the circumferential direction are formed in the middle cam disc,