Ranunculaceae
Clematis columbiana var. columbiana
Clematis columbiana var. columbiana var. columbiana
Also known as Clematis pseudoatragene subsp. wenderothioides, Clematis pseudoatragene, Atragene pseudoalpina var. diversiloba, Clematis occidentalis var. albiflora
Native Plants · Native · Clematis · Mountain · Alpine · Blue · Purple · Climbing · Rare · Challenging
Columbia clematis is a delicate native vine with blue-purple flowers that requires cool, moist conditions and protection from intense sun. Needs excellent drainage yet consistent moisture, making it challenging but rewarding for experienced gardeners. Best in mountain or alpine garden settings.
Growing conditions
The details behind the basics
- Daily light
- 4 hours
- Watering
- Consistent moisture, water when top inch of soil feels dry · Every 5-7 days
- Maintenance
- High
- Soil
- chalk
- Soil pH
- 6.5–7.5
- Temperature
- -20°F to 85°F
- Cycle
- Perennial
Hardiness
USDA 4a-9b
Form & growth
Mature size and habit
- Mature height
- 15 ft – 25 ft
- Spread
- 15 ft
- Spacing
- 48 in apart
- Growth rate
- Moderate
- Root depth
- Deep
- Flowers
- No
- Foliage
- Fine
Ecology & origin
Where it belongs and what it brings
- Native to
- Arizona, Colorado, Idaho, Montana, New Mexico, Texas, Utah, Wyoming
- Attracts
- Bees, Butterflies, Hummingbirds
Sources: trefle, usda
More Clematis
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