Corn planting tool

Provided is a corn planting tool. Multiple penetrating holes are formed in a supporting rod; scales are arranged on one side of the supporting rod; a connector is arranged at the upper end of the supporting rod; a screw hole is formed in the connector; multiple clamping parts in fit with the penetrating holes in the supporting rod are arranged at the tail end of a hoe; an outer thread is arranged on each clamping part at the tail end of the hoe; the outer threads of the clamping parts are provided with bolts in fit with the outer threads; extending rods in fit with the penetrating holes in the supporting rod are arranged at the tail ends of multiple rake heads and provided with outer threads; one end of a long handle is provided with a thread sleeve in fit with the screw hole in the connector; the long handle is provided with a grasping sleeve and a display screen. The corn planting tool achieves multiple functions, is convenient to carry and effectively improves the operation efficiency.