Data specific to Clematis (Edit)
Raised by: Walter Pennell
Country of Origin: United Kingdom
Growing Zones: USDA Zone 4
USDA Zone 5
USDA Zone 6
USDA Zone 7
USDA Zone 8
USDA Zone 9
USDA Zone 10
USDA Zone 11
Plant Group: Patens
Typical Plant Size: Typically 6 to 8 feet
Pruning Group: Group 2 - Optional, light pruning after flowering
Bloom Diameter: Medium - between 4 to 6 inches
Bloom Color (Tepals): Other: Violet blue
Bar or Accent Color (if applicable): Red/Burgundy bar
Center Color (Anthers): Red anthers
Bloom Shape: Single
Preferred Light: Tolerates partial shade
Prefers full sun
Moisture Requirements: Average moisture requirements
Additional Information: Free-flowering (very floriferous)
Recommendations: Good choice for a container

General Plant Information (Edit)
Plant Habit: Vine
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Plant Height: 6-8 feet
Leaves: Deciduous
Flowers: Showy
Flower Color: Other: Violet Blue
Flower Time: Late spring or early summer
Summer
Late summer or early fall
Child plants: one child plant

Image
Common names
  • Clematis

Photo Gallery
Location: RavenCroft Cottage
Date: 2015-05-30
Location: RavenCroft Cottage
Date: 2014-06-08
Location: Maine
Uploaded by Mikey
Location: Zone 6b. 
Date: 2022-06-01
Clematis growing up a rose of Sharon.
Location: RavenCroft Cottage
Date: 2015-06-18
The reverse of the bloom.

Photo courtesy Joy Creek Nursery.  Used with permission.
Location: RavenCroft Cottage
Date: 2014-06-08
Location: RavenCroft Garden
Date: 2012-05-25 
2nd year growth.
Location: RavenCroft Garden
Date: 2012-05-25
Location: Maine
Date: 2013-06-17
This one is an eye popper!
Location: At a local nursery
Date: 2012-04-28
Location: At a local nursery
Date: 2012-04-28
Location: Clinton, Michigan 49236
Date: 2016-05-01
"Clematis 'Mrs. N. Thompson', 2016, [Clematis], KLEM-uh-tiss, 4-9
Location: RavenCroft Garden
Date: 2010-11-19
Location: RavenCroft Cottage
Date: 2015-06-18
Location: At a local nursery
Date: 2012-05-07
This plant is tagged in:
Image

Comments:
  • Posted by RavenCroft (Central NY - Zone 5a) on Apr 11, 2013 7:46 AM concerning plant:
    c. Mrs. N. Thompson, also known as c. Mrs. Nora Thompson.
  • Posted by goldfinch4 (Ripon, Wisconsin) on Feb 2, 2012 4:47 AM concerning plant:
    Named after the wife of Mr N Thompson, who was Pennell's nursery office manager.

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