Automatic fertilizing device for tea garden

The utility model provides an automatic fertilizing device for a tea garden. A fertilizing structure comprises a fertilizer box, a fertilizer amount adjusting mechanism, a fertilizer conveying hose, a fertilizer guide pipe and a shoe-shaped fertilizer applicator, an inlet of the fertilizer conveying hose is connected with a fertilizer outlet of the fertilizer box; an outlet of the fertilizer conveying hose is connected with an inlet of the fertilizer guide pipe; an outlet of the fertilizer guide pipe is connected with an inlet of the shoe-shaped fertilizer applicator; the lower end of the supporting rod is fixed on the ditching structure; the fertilizer box is positioned right above the rack, is connected with the rack through a pin shaft, and is limited and supported through a supporting rod; the other end of the supporting rod is fixed on the cutter housing; the upper end of the fertilizer conveying hose is connected to the tail end of the fertilizer box and is connected with the fertilizer conveying hose t