How to prune kentucky wisteria

Late winter (main prune) and midsummer (tidy cut). Cut lateral side shoots back to 2–3 buds from the framework in late winter. In July–August, shorten new shoots to 5–6 leaves. Tie in leaders to the support structure and remove suckers promptly.

Twice a year. Yes, Kentucky wisteria needs regular pruning to encourage the blooms it produces on new wood and to prevent it overwhelming its support. Prune in late winter, cutting all lateral shoots back to 2–3 buds. Follow with a midsummer trim of vigorous new growth. It is slightly less rampant than Asian species but still benefits from firm twice-yearly cutting.

Cut lateral side shoots back to 2–3 buds from the framework in late winter. In July–August, shorten new shoots to 5–6 leaves. Tie in leaders to the support structure and remove suckers promptly.