Winter jujube tree cultivation method for forming wall-clamped tree form

The invention relates to the technical field of winter jujube tree cultivation, in particular to a method for cultivating a winter jujube tree in a wall-clamped tree form, which comprises the following steps: (1) planting winter jujube seedlings; (2) erecting a support frame; (3) main branch treatment; (4) cultivating in the first year; (5) cultivating in the second year; and (6) later-stage cultivation. According to the method, a single row of jujube trees in a winter jujube tree planting row can form a wall clamping tree shape with a certain thickness, the space of a jujube garden can be fully utilized, and the proper close planting effect is achieved; good illumination and ventilation can be kept, healthy growth of winter jujube trees is facilitated, and the quality of winter jujube fruits is improved; personnel and field machinery can enter conveniently, the production efficiency is improved, and the labor cost is reduced; appropriate increase of space branch density is beneficial to appropriate increase