Fertilizing device for dragon fruit planting

The utility model relates to the technical field of pitaya planting, in particular to a fertilizing device for pitaya planting, which comprises a base, a storage box and a shell are fixedly arranged on two sides of the upper end of the base respectively, a feeding pipe is arranged at the top of the storage box, the shell is fixedly communicated with the storage box through a connecting pipe, and a water pump is fixedly arranged on the connecting pipe. A hollow shaft is rotationally connected into the shell through a sealing bearing, the upper end of the hollow shaft penetrates out of the shell, a plurality of through holes are formed in the rod wall, located in the shell, of the hollow shaft, a transmission mechanism is fixedly arranged at the position, located outside the shell, of the rod wall of the hollow shaft, and hollow rods are hinged to the top ends of the outer walls of the two sides of the hollow shaft through movable connecting pieces. Nozzles are fixedly arranged at the ends, deviating from each