Early, Large-flowered Clematis
Clematis 'Proteus'

Family: Ranunculaceae (ra-nun-kew-LAY-see-ee) (Info)
Genus: Clematis (KLEM-uh-tiss) (Info)
Cultivar: Proteus
Hybridized by Noble
Registered or introduced: 1876
» View all varieties of Clematis

Group:

Herbaceous

Height:

8-10 ft. (2.4-3 m)

Spacing:

36-48 in. (90-120 cm)

Hardiness:

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)

USDA Zone 10a: to -1.1 C (30 F)

Bloom Color:

Rose/Mauve

Flower Fragrance:

No fragrance

Bloom Shape:

Double

Bloom Diameter:

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

Bloom Time:

Late Spring/Early Summer

Mid Summer

Late Summer/Early Fall

Sun Exposure:

Full Sun

Sun to Partial Shade

Other details:

Average Water Needs; Water regularly; do not overwater

Danger:

Unknown - Tell us

Pruning Groups:

Group 2 - Repeat bloomers; prune immediately after flowering

Patent Information:

Unknown - Tell us

Propagation Methods:

From softwood cuttings

From semi-hardwood cuttings

By simple layering

Seed Collecting:

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

Regional

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

San Leandro, California

Stanford, California

Waterford, California

Jacksonville, Florida

Mackinaw, Illinois

Niles, Illinois

Urbandale, Iowa

Gardiner, Maine

Pikesville, Maryland

Southbridge, Massachusetts

Owosso, Michigan

Coram, New York

Southold, New York

Knoxville, Tennessee

Austin, Texas

Enumclaw, Washington

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Gardeners' Notes:

3
positives
0
neutrals
0
negatives
RatingContent
Positive

On Mar 10, 2008, kimberlihiggins from Little Rock, AR wrote:

Rescued this guy from an awful place. He almost didn't make it. Now look at him!

Positive

On May 15, 2006, doss from Stanford, CA (Zone 9b) wrote:

Proteus has been a slow starter for me but then most clematis are. It may be the zone. At any rate, it has huge flowers and blooms heavily.

Positive

On May 8, 2006, RDT from Crossville, TN (Zone 6b) wrote:

What a great climber. It is only 2 years old and there are over 30 double flowers. It will come back as singles later in the year. One of my favorites. Linda