Clematis, Early Large-flowered Clematis 'Barbara Jackman'

Clematis

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee) (Info)
Genus: Clematis (KLEM-uh-tiss) (Info)
Cultivar: Barbara Jackman
Additional cultivar information:(aka Summer Sky)
Hybridized by Jackman
Registered or introduced: 1947
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Group:

Early Large-flowered

Late Large-flowered

Height:

6-8 ft. (1.8-2.4 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:

Rose/Mauve

Blue-Violet

Flower Fragrance:

No fragrance

Bloom Shape:

Single

Bloom Diameter:

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

Large - 5 to 8 inches (12 to 20 cm)

Bloom Time:

Late Spring/Early Summer

Late Summer/Early Fall

Sun Exposure:

Sun to Partial Shade

Other details:

Unknown - Tell us

Danger:

Unknown - Tell us

Pruning Groups:

Group 2 - Repeat bloomers; prune immediately after flowering

Patent Information:

Non-patented

Propagation Methods:

From softwood cuttings

From semi-hardwood cuttings

By grafting

By simple layering

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Suitable for growing in containers

Regional

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

Anderson, California

Cordele, Georgia

Spring Grove, Illinois

Hamilton, Ohio

Gresham, Oregon

Charleston, South Carolina

Knoxville, Tennessee

Del Rio, Texas

American Fork, Utah

West Dummerston, Vermont

West Bend, Wisconsin

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Gardeners' Notes:

No details have been posted.

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