Wisteria in full sun needs to be pruned twice a year. (Garden Making photo)

How to prune wisteria

Judith Adam

If you own a wisteria, March is the time for its winter pruning. Prune twice a year (March and July) to produce blooms.

Wisteria (Garden Making photo)

Pruning Japanese wisteria

Judith Adam

Japanese wisteria is a rampant woody plant that requires pruning twice a year in late winter and late summer to encourage flower buds. If your wisteria is a roiling mass of long stems, you’re facing a large and ultimately satisfying job with loppers and secateurs.