Okayama Japanese Wisteria

The Okayama Japanese Wisteria is a breathtaking, vigorous climber prized for its long, cascading clusters of pale lavender to soft violet blooms, which appear in late spring. Its elegant flowers often reach up to 18 inches long, gently swaying in the breeze and releasing a sweet, floral fragrance that attracts butterflies and pollinators. 

This variety is ideal for training over pergolas, arbors, or fences, where its twining vines and dramatic blooms can truly shine. With proper support and full sun, Okayama Wisteria becomes a stunning focal point in any landscape, combining structure, movement, and scent.

Height: 15-30 feet (depending on structure and pruning)

Spread: 6-10 feet

Type: Deciduous climbing vine

Bloom Time: Late spring to early summer

Flower Color: Pale lavender to soft violet

Flower Length: Up to 18 inches

Fragrance: Sweet and floral

Light Requirements: Full sun

Hardiness: USDA Zones 5-9

Water: Moderate - prefers moist, well drained soil

Growth: Fast

Maintenance: Moderate - prune after flowering and in winter to control size and shape

Features: Deer resistant, attracts pollinators

Support: Yes - requires sturdy trellis, arbor, fence, or pergola

It returns year after year, with woody vines that become stronger and more established over time. Through it's deciduous (drops it leaves in winter), the root system and main structure persist and grow larger each season. With proper care, wisteria can live for decades, often blooming more impressively with age.