The utility model relates to the technical field of garden decoration, in particular to a
liana wall surface auxiliary climbing device which comprises a ground nail, a retaining
assembly and a traction adjusting
assembly, the ground nail is nailed on the ground close to a wall body, the upper end of the ground nail is vertically connected with a guide
rope, the upper end of the guide
rope is fixedly connected with a
rivet, one side of the
rivet is nailed on one side of the wall body, and the other side of the
rivet is nailed on the other side of the wall body. The retaining
assembly is slidably connected with the guide
rope in a sleeving mode, the retaining assembly comprises a hinge sleeve and two clamping plates, the guide rope for guiding the
liana is vertically arranged on one side of the wall through a ground nail and a rivet, and when the
liana is fixed, the stem of the liana is clamped and fixed through the retaining assembly; then the top of the liana can be pulled through the pulling adjusting assembly, so that the liana can continuously and vertically grow in the growth process without increasing or adjusting a climbing fixing piece, in addition, the guide rope is arranged away from the wall and is matched with the clamping plate, the liana can be prevented from being in direct contact with the wall body, and the burning possibility is reduced.