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Bransford, W.D. and Dolphia
Clematis columbiana (Nutt.) Torr. & A. Gray
USDA Symbol: CLCO2
USDA Native Status: L48 (N)
A slender-stemmed, sometimes creeping, semi-woody perennial that may attain a length of 10-12 ft. The nodding, blue to reddish-purple flowers are solitary on short branches from the axils of three-parted leaves. Flowers are followed by a fragile, plumed seedhead.
An excellent garden plant for areas east of the Cascades.
Plant CharacteristicsDuration: Perennial Habit: Vine Size Notes:
Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: May , Jun , Jul
, WY Native Distribution:
E. of the Cascades from B.C. to n.e. OR,
e. to Alt., MT
& CO Native Habitat:
Wooded or open areas, often on talus slopes
Growing ConditionsLight Requirement: Part Shade
Soil Moisture: Dry
Soil Description: Dry to moist soils.
Conditions Comments: An excellent garden plant for areas east of the Cascades.
Record Last Modified: 2007-01-01
Research By: TWC Staff