Train Wisteria macrostachya 'Summer Cascade' onto a strong arbor, pergola, or fence for a dramatic summer cascade of lavender-blue flower racemes. This North American wisteria is valued for its fragrance and showy clusters, and it is generally more garden-manageable than many Asian wisterias when you keep it pruned and supported.

In the landscape, you can expect a vigorous twining vine that reaches about 15-20 feet tall (and can spread widely once established). Give it room and a sturdy structure; mature stems become woody and heavy over time, so avoid flimsy trellises.

For best flowering, site it in full sun to part shade. More sun typically means more blooms, while part shade can still grow a healthy vine with somewhat lighter flowering. Plant in average to moist, well-drained soil, and water regularly during the first growing season to help roots establish.

Routine pruning keeps the vine tidy, encourages flowering, and prevents it from swallowing gutters or nearby shrubs. Prune after bloom and again in late winter as needed, always keeping your desired framework of main stems while shortening overly long whips.

Specifications

• Cold hardiness zone: 4-8 (-30 degrees F) - Contact your local extension to confirm hardiness if you are in a fringe zone (we cannot guarantee hardiness in fringe zones)
• Light: Full sun   Part sun
• Growth rate: Fast
• Mature prostrate height: 180-240"
• Spread: 36-108"
• Climbs: Yes
• Fragrant: Yes
• Native to the U.S.: Yes
• Vine: Yes

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Shipping information that applies to all plants:
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