Clematis, Early Large-flowered Clematis 'Rosemoor'

Clematis

Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Genus
Clematis (KLEM-uh-tiss)
Synonym
Spacing
6-8 ft. (1.8-2.4 m)
Hardiness
24-36 in. (60-90 cm)
Sun Exposure
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)
Danger
Full Sun
Bloom Color
Bloom Time
Scarlet (dark red)
Sun Exposure
Hardiness
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Other details
Mid Summer
Late Summer/Early Fall
Propagation Methods
Seed Collecting
Flower Fragrance
From woody stem cuttings
By simple layering
Patent Information
Bloom Shape
Pruning Groups
Bloom Diameter
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Seed Collecting
Fruit Shape
Fruit Size
Fruit Colors
Growing Habit
Days to Maturity
Seed Type
Disease Resistance
Leaf Type
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Other details
No fragrance
Propagation Methods
Soil pH requirements
Patent Information
Plant Size (check one)
Growing Habit
Growth Rate
Leaf Shape
Leaf Appearance
Degree to which the appearance is present
Leaf Texture (top)
Leaf Texture (bottom)
Leaf Color
Color of Leaf Margin
Leaf Substance
Number of Vein Pairs
Appearance of Margin
Margin Width
Patented
Flower Shape
Flower Fragrance
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Seed Type
Early Large-flowered
Growth Habit
Single
Days to Maturity
Group 2 - Repeat bloomers; prune immediately after flowering
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
Group
Medium - 2 to 5 inches (5 to 12 cm)
Bloom Shape
Pruning Groups
Bloom Diameter
Heat (Pungency)
Fruit Shape
Fruit Size
Fruit Color
Disease Resistance
Seed Type
Flower Size
Size/Type
Flower Characteristics
Leaf Shape/Type
Leaf Texture
Leaf Color
Propagation
Pollination
Bearing Habit
Rootstock Vigor
Disease Resistance
Flowers are good for cutting
This plant is attractive to bees, butterflies and/or birds
Fruit Usage
Requires consistently moist soil; do not let dry out between waterings
Classification
Can be grown as an annual
Regional

This plant is said to grow outdoors in the following regions:

Novato, California

Evergreen, Colorado

Mackinaw, Illinois

Bedford, Indiana

Saint Clair Shores, Michigan

Pittsburgh, Pennsylvania

Houston, Texas

Willis, Texas

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Gardener's Notes:

3
positives
1
neutral
0
negative
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P
Pittsburgh, PA | September 2011 | positive

This is my first and only clematis so far. Got it because of the long bloom time. It blooms beautifully for about a month, and then stops...Read More

S
Houston, TX (Zone 9b) | May 2007 | positive

I agree, it is slow to start, but worth the wait. My flowers are more purple than the picture, but fabulous. I purchased extremely smal...Read More

S
Ellicott City, MD (Zone 7a) | March 2007 | neutral

Raised by Raymond Evison & Poulsen Roser A/S. Part of the Evison "Gardini" collection.

J
Willis, TX (Zone 8b) | October 2006 | positive

A stunning Dark Red Magenta colored clematis with Yellow Anthers..slow to get established,COTW suggests it is a pruning group 2 but I am ...Read More

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