The suitable time for pruning trees is spring, which is the best growing season, so pruning is also the most suitable. After pruning, the wounds of plants can heal quickly. Before logging, tung trees need to be cut into 6-8 sections and stored in sand storage ditches. After the stored branches are taken out in spring, they should be soaked in clear water for 6-8 hours, inserted into slightly acidic, loose, breathable and water-retaining soil, and the roots will grow rapidly by controlling the temperature and humidity.

Prune the branches and leaves of paulownia trees

1. When pruning young paulownia trees, keep a certain trunk height, cut off the main shoot and fix the trunk, and select three branches in different directions at the upper part for pruning. 2. When paulownia Fraxinus is pruned in winter, two suitable lateral branches can be selected from each main branch for short cutting to form six small auxiliary lateral branches, and then 1/3 of the main branch can be pruned every winter, so that its growth can be controlled in summer. 3. Cut off too many side branches of Paulownia, and let the other side branches alternate with each other, but the length should not exceed the main branch. Immediately remove pests and diseases, overlapping branches and erect branches to make the crown compact, plump, plump and beautiful. 4. The pruning method from spring germination to autumn defoliation is called growth pruning, and the pruning degree should not be too large. Generally, pruning methods such as bud smearing, coring and pruning are adopted.

Pruning skills of paulownia trees

The best pruning time of tung oil is usually when the lateral buds of seedlings grow 2~3 leaves. Before lignification, hold the soft side branches with your right thumb and forefinger, break them hard, trim the branchlets in time, remove the hidden buds at the base of the branchlets, and increase the growth. Tung trees need to be fully pruned every winter, which can be done before the leaves fall off and the sap flows out the next spring.

Pruning skills of paulownia trees

Hairong prunes pests and dead branches first, and then prunes healthy branches such as upright branches, drooping branches and closed branches. Tools for pruning pests and diseases are disinfected before pruning healthy branches. Pay attention to the position of buds when pruning, and don't leave buds blindly. Buds should be strong in the reserved position to meet the needs of trees and future remodeling.