Azaleas are hardy plants that can be left ... so mulch well when overwintering the plant. Prune dogwood trees and shrubs in late fall or early spring around March. Dogwoods can be pruned in ...

Prune after they finish flowering — the azaleas in late April or early May ... Filling over large areas of a tree’s root system with more than 2 inches of fill can also damage or kill them ...

Be careful not to over-fertilize, as this can cause the tree to grow too quickly and become weak. Pruning is essential for shaping and maintaining the size of your azalea bonsai tree. Prune your ...

Pruning also causes a hormone signal ... Exceptions include spring-flowering shrubs and trees — like Japanese magnolias, azaleas and bigleaf hydrangeas — that set flower buds the previous ...