Early, Small-flowered, Evergreen Clematis
Clematis x cartmanii 'Avalanche'

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee) (Info)
Genus: Clematis (KLEM-uh-tiss) (Info)
Species: x cartmanii
Cultivar: Avalanche
Additional cultivar information:(aka Blaaval)
Hybridized by White
Registered or introduced: 1999
Synonym:Clematis X cartmanii
» View all varieties of Clematis

Group:

Evergreen (incl. Rockery)

Height:

10-12 ft. (3-3.6 m)

12-15 ft. (3.6-4.7 m)

Spacing:

Unknown - Tell us

Hardiness:

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

Bloom Color:

White/Near White

Flower Fragrance:

No fragrance

Bloom Shape:

Single

Bloom Diameter:

Medium - 2 to 5 inches (5 to 12 cm)

Bloom Time:

Mid Spring

Sun Exposure:

Full Sun

Sun to Partial Shade

Light Shade

Partial to Full Shade

Full Shade

Other details:

Unknown - Tell us

Danger:

Unknown - Tell us

Pruning Groups:

Group 1 - Spring bloomers; no pruning

Patent Information:

Unknown - Tell us

Propagation Methods:

Unknown - Tell us

Seed Collecting:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Garden Grove, California

Nashville, Tennessee

Seattle, Washington

Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Positive

On Apr 9, 2007, ineedacupoftea from Denver, CO wrote:

Considered the most easily grown Clematis within the forsterii division.

Neutral

On Dec 2, 2005, Paulwhwest from Irving (Dallas area), TX (Zone 8a) wrote:

Bred in the United Kingdom.

Parentage:
Seed: C. paniculata
Pollen: C. marmoraria