Is Wisteria a Hardy Plant

Wisteria floribunda is hardy in U.S. Department of Agriculture plant hardiness zones 4 through 9, but this twining vine is only one of several wisteria types that grow in the United States. Another type is Wisteria sinensis, which is a slightly more tender plant that’s hardy in USDA zones 5 through 9.

How cold hardy is wisteria?

It blooms in late spring or early summer. It’s cold hardy to -40°F (-40°C).

Where does wisteria grow best?

Plant them in fertile, well-drained soil. Wisterias flower best in full sun so choose a south- or west-facing wall or pergola. They will grow in slight shade but flowering will be reduced. Wisterias are hardy, vigorous climbers reaching over 10m (33ft) height and width.

James H. Sterling

James H. Sterling

Environmental Science & Climate Journalist

James Sterling reports on renewable energy developments, climate policy, ecological conservation, and green tech innovations around the globe.

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