Fertilizer applicator capable of uniformly applying fertilizer

The fertilizer applicator comprises a fertilizer applicator main body, the fertilizer applicator main body comprises a movable supporting bottom plate, a material storage tank and a fertilizer application mechanism, the material storage tank and the fertilizer application mechanism are installed on the movable supporting bottom plate, the fertilizer application mechanism is communicated with the material storage tank, a lifting mechanism is installed at the top of the material storage tank, a stirring mechanism is installed in the material storage tank, and the stirring mechanism is communicated with the lifting mechanism. The stirring mechanism is connected with the lifting mechanism, an operator can add liquid fertilizer into the storage tank through the hopper part on the storage tank, then the fertilizer applying mechanism, the lifting mechanism and the stirring mechanism are started through the control switch and the power module, and then the lifting mechanism can drive the stirring mechanism to rotate