1, coring: in order to inhibit the high growth of tree bonsai and promote the development of lateral branches, branches can be picked and tender heads taken.

2. Picking buds: When many adventitious buds grow on the stem base or trunk of the tree bonsai, they should be picked at any time to avoid branching and affecting the beauty of the tree.

3. Pruning: Bonsai trees often produce many new branches. In order to maintain its beautiful shape, it is necessary to pay attention to pruning frequently, and the pruning method is determined according to the tree shape. Dead branches, parallel branches, crossed branches, etc. Cut off the unsightly branches in time, and leave the useful branches until April-May in spring, and then trim them again in combination with the shape.