North America Native Plant

Western Blue Virginsbower

Botanical name: Clematis occidentalis

USDA symbol: CLOC2

Life cycle: perennial

Habit: vine

Native status: Native to Canada âš˜ Native to the lower 48 states  

Western Blue Virginsbower: A Native Climbing Beauty for Cool Gardens If you’re looking for a native climbing vine that combines delicate beauty with hardy resilience, western blue virginsbower (Clematis occidentalis) might just be the perfect addition to your garden. This charming perennial climber brings a touch of wild elegance to ...

Western Blue Virginsbower: A Native Climbing Beauty for Cool Gardens

If you’re looking for a native climbing vine that combines delicate beauty with hardy resilience, western blue virginsbower (Clematis occidentalis) might just be the perfect addition to your garden. This charming perennial climber brings a touch of wild elegance to any landscape while supporting local wildlife.

What Makes Western Blue Virginsbower Special

Western blue virginsbower is a twining, climbing plant that can grace your garden with woody or herbaceous stems, depending on growing conditions. In spring, it produces stunning purple-blue, bell-shaped flowers that dangle gracefully from the vine like tiny lanterns. After the blooms fade, the plant develops feathery, silvery seed heads that add visual interest well into fall and winter.

The compound leaves provide an attractive backdrop throughout the growing season, creating a lush, naturalistic appearance that’s perfect for gardeners who appreciate understated elegance over flashy displays.

Where It Grows Naturally

This native beauty has an impressive range across North America. You’ll find western blue virginsbower growing naturally in Canadian provinces including Alberta, British Columbia, New Brunswick, Nova Scotia, Ontario, Quebec, and Saskatchewan. In the United States, it thrives in states from coast to coast, including Colorado, Connecticut, Delaware, Idaho, Illinois, Iowa, Maine, Maryland, Massachusetts, Michigan, Minnesota, Montana, New Hampshire, New Jersey, New York, North Carolina, Ohio, Oregon, Pennsylvania, Rhode Island, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, and Wyoming.

Perfect Garden Roles

Western blue virginsbower excels in several garden settings:

  • Woodland gardens where it can scramble naturally through trees and shrubs
  • Cottage gardens for a romantic, old-fashioned feel
  • Native plant gardens as an authentic local species
  • Vertical accents on trellises, arbors, or pergolas
  • Naturalized areas where it can provide wildlife habitat

Growing Conditions and Care

One of the best things about western blue virginsbower is its adaptability to cooler climates. This hardy vine thrives in USDA zones 2-6, making it an excellent choice for northern gardeners who often struggle to find attractive climbing plants.

For optimal growth, provide:

  • Light: Partial shade to full sun (morning sun with afternoon shade is ideal in warmer areas)
  • Soil: Moist but well-draining soil with good organic content
  • Root zone: Cool, mulched area to keep roots comfortable
  • Support: Trellis, fence, or natural climbing structure

Planting and Maintenance Tips

Plant western blue virginsbower in spring or fall when temperatures are moderate. Dig a hole twice as wide as the root ball and plant at the same depth it was growing in its container. Provide a sturdy support structure, as mature vines can reach considerable height.

Mulch around the base to keep roots cool and retain moisture. Water regularly during the first growing season, then this drought-tolerant native should need minimal supplemental watering once established.

Pruning is generally unnecessary, but if needed, do it right after flowering to avoid removing next year’s flower buds.

Wildlife and Pollinator Benefits

As a native species, western blue virginsbower provides excellent support for local ecosystems. The nectar-rich flowers attract bees, butterflies, and other beneficial pollinators during the spring blooming period. The seeds provide food for birds, while the dense growth offers nesting sites and shelter for various wildlife species.

Why Choose Western Blue Virginsbower?

This native climber offers several compelling advantages:

  • Cold hardy and reliable in northern climates
  • Low maintenance once established
  • Supports native wildlife and pollinators
  • Provides year-round interest with flowers, foliage, and seed heads
  • Authentic choice for regional native plant gardens

Western blue virginsbower proves that native plants can be both beautiful and beneficial. If you’re gardening in zones 2-6 and want a climbing vine that truly belongs in your landscape, this charming native species deserves serious consideration. Your local wildlife will thank you, and you’ll enjoy its subtle beauty for years to come.

Western Blue Virginsbower

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Ranunculaceae Juss. - Buttercup family

Genus

Clematis L. - leather flower

Species

Clematis occidentalis (Hornem.) DC. - western blue virginsbower

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA