How can American Lagerstroemia speciosa be pruned to maximize its aesthetic effect?

1. Pruning season of Lagerstroemia speciosa: light pruning can be carried out all year round, and heavy pruning should be carried out before germination in early spring.

2. After Lagerstroemia speciosa is planted, when Lagerstroemia speciosa grows to a certain height, coring is used to promote secondary branching, and then 3-5 robust branches can be selected as main branches, and 1-2 branches with different angles and balanced growth can be selected as side branches on the main branches. When pruning every year, the upper branches with larger angles should be selected as extension branches and pruned appropriately. This kind of tree has good permeability and can be viewed three-dimensionally. Jiangxi agriculture, countryside and farmers suggest cutting off diseased branches, insect branches, weak branches, overlapping branches, creeping branches and cross branches, so pruning will make the crown of Lagerstroemia speciosa more perfect and beautiful, and hope to adopt it.