Tree planting and fertilizing device for municipal garden engineering

The utility model belongs to the technical field of garden maintenance, and particularly relates to a tree planting and fertilizing device for municipal garden engineering, which comprises a bottom plate, moving wheels and a storage box are arranged on the bottom plate, a top cover is arranged at the top of the storage box, a handrail is arranged on one side of the storage box, and a discharging assembly and a spray head assembly are arranged on the storage box. A solid fertilizer bin, a liquid fertilizer bin and a mounting cavity are arranged in the storage box, a water pump is arranged in the mounting cavity, and a driving motor is arranged on the bottom plate. Through the material storage box, the material discharging assembly, the spray head assembly, the solid fertilizer bin, the liquid fertilizer bin, the lifting auger and the baffle, the lifting auger conveys solid fertilizer and finally discharges the solid fertilizer from the material discharging assembly, the water pump pumps liquid fertilizer in th