When is the hedge trimmed, and when is it suitable to trim the green belt?

1, early summer and late autumn are suitable for pruning green belts, that is, April-June and September 9- 10/0.

2. Garden trees can be pruned in dormant period and growing period, but the pruning must be carried out in dormant period; Trees with serious bleeding and easy gum flow should avoid the growing period and the serious bleeding period after defoliation; Tree species with poor cold resistance and easy to shoot are suitable for early spring; The pruning of evergreen trees should avoid the vigorous growth period; Hedges, color blocks, boxwood balls, etc. It must be trimmed from the beginning of May to the end of August every year.