It's best to prune them when blooming has finished, from mid-summer to early fall for deciduous species or before flower buds appear in spring for the evergreen Magnolias. With a history that ...

When pruning, remove old blooms and thin out any crossing or rubbing branches to improve air circulation. This is also a good time to work on the plant's shape. Magnolia Magnolia trees should be ...

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