Family: Ranunculaceae (ra-nun-kew-LAY-see-ee) (Info)
Genus: Clematis (KLEM-uh-tiss) (Info)
Species: x durandii
Additional cultivar information: (aka Durandii, Semperflorens)
Hybridized by Freres; Year of Registration or Introduction: 1870
Synonym:Clematis integrifolia
Synonym:Clematis semperflorens
» View all varieties of Clematis  3 vendors have this plant for sale.
3 members have or want this plant for trade. Group:
Herbaceous
Height:
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
Spacing:
24-36 in. (60-90 cm)
Hardiness:
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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:
Blue-Violet
Flower Fragrance:
No fragrance
Bloom Shape:
Single
Bloom Diameter:
Medium - 2 to 5 inches (5 to 12 cm)
Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall
Sun Exposure:
Full Sun
Sun to Partial Shade
Other details:
Average Water Needs; Water regularly; do not overwater
Flowers are good for cutting
Danger:
Unknown - Tell us
Pruning Groups:
Group 3 - Summer/Fall bloomers; prune hard in early spring
Patent Information:
Unknown - Tell us
Propagation Methods:
From herbaceous stem cuttings
Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
| 
