Wisteria 'Amethyst Falls'
Wisteria ‘Amethyst Falls’ is a variety of the native American Wisteria. This non-invasive cultivar is a deciduous, woody climbing vine. Unlike the invasive Asian Wisteria, ‘Amethyst Falls’ and other American Wisteria are notably less aggressive, reaching heights of 18 to 20 feet and boasting abundant fragrant blooms in spring. Adding ‘Amethyst Falls’ Wisteria to your garden is an excellent choice for introducing vertical interest.
General Description
Scientific Name: Wisteria frutescens ‘Amethyst Falls’
Common Name(s): American Wisteria, Amethyst Falls
Native Range: Southeastern United States
Plant Type: Deciduous Climbing Vine
Zone Hardiness: 5a – 9b
Flower Color: Purple
Mature Height: 15 – 30 ft
Mature Width: 4 – 8 ft
Plant Traits:
- Native Cultivar (non-invasive)
- Pollinator Friendly
- Deer Resistant
- Drought Tolerant once established
- Attracts butterflies, hummingbirds, and small birds
General Care & Cultural Requirements
Light: Full Sun to Part Sun
Soil Tolerances: Well draining, moist soil; Sandy Loam; slightly acidic to neutral pH
Salt Tolerance: Moderate to Low
Drought Tolerance: Moderate
Heat Tolerance: Good
Recommended Spacing: 6 – 12ft
Trimming: Can be done twice a year. Trimming is recommended in late Summer after the blooms have spent, and/or in late winter/early spring (Jan-Feb) when the plant is still dormant. As they bloom on new wood, trimming twice a year will promote better branching and more opportunities for buds to form.
Watering: Regularly watering to keep the soil evenly moist during establishment and periods of drought water weekly.
Fertilizing: Use a well balanced slow release granular fertilizer in spring
Recommended Planting Season: Spring and Fall, can be planted year round, but will need regular watering to avoid drought stress if planted in the Summer.
Uses in the Landscape
- Butterfly Gardens
- Pollinator Gardens
- Cottage Gardens
- Flowering Vine for Arbors and Trellises
- Vertical Gardening Appeal
- They do their best in the ground, but can be grown in containers.
Pests & Diseases
Powdery mildew and leaf spot can be a problem in particularly wet areas or after heavy rainfalls