Hybrid Kordesii Rose 'John Cabot'

Rosa

Family
Rosaceae (ro-ZAY-see-ee)
Genus
Rosa (RO-zuh)
Synonym
Spacing
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Hardiness
4-6 ft. (1.2-1.8 m)
Bloom Time
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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
Late Spring/Early Summer
Blooms repeatedly
Sun Exposure
Hardiness
Bloom Color
Bloom Time
Bloom Time
Shrub
Trained to climb
Bloom Color
Non-patented
Bloom Time
Bloom Time
Bloom Color
Bloom Color
Bloom Time
Other Details
Propagation Methods
Soil pH requirements
Flower Fragrance
Bloom Shape
Patent Information
From softwood cuttings
From semi-hardwood cuttings
From hardwood cuttings
By grafting
By budding
Other Details
Pruning Instructions
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Seed Collecting
Fruit Shape
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
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
Propagation Methods
Soil pH requirements
Very Fragrant
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
Medium red (mr)
Margin Width
Double
Cupped
Flower Shape
Resistant to black spot
Resistant to mildew
Resistant to rust
Stems are very thorny
Flower Fragrance
Blooms on new wood; prune early to promote new growth
Does it set seed?
Flower Size
Flower Type
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Shrub
Seed Type
Growth Habit
Days to Maturity
Awards (if applicable)
Bloom Shape
Other Details
Pruning Instructions
Kernel Color
Flower Shape
Flower Habit
Bloom Size
Color Pattern
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
Fruit Usage
Classification
Regional

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

Anchorage, Alaska

Eagle River, Alaska

Fayetteville, Arkansas

Aurora, Colorado

Millsboro, Delaware

South Amana, Iowa

Helena, Montana

Crown Point, New York

Elba, New York

Golden Lake, Ontario

Chiloquin, Oregon

Sarver, Pennsylvania

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Featured Videos

Gardener's Notes:

3
positives
2
neutrals
0
negative
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K
| March 2013 | positive

I have this plant growing in Finland Scandinavia and it grows beautifully and blooms throught out the summer. It does well even in our ve...Read More

V
Crown Point, NY (Zone 4b) | June 2011 | positive

One of the best if you want a climber for cold climates. It does beautifully here in zone 4, and I've collected three now. THe bright pin...Read More

O
Chiloquin, OR | August 2009 | neutral

I wasn't expecting this rose to be so wide but it is a large shrub rose which is grown a climber because it is so large. I love it and i...Read More

T
Aurora, CO | July 2005 | positive

This rose takes a few years to become establishes but thrives regardless of poor soil, drought, and blizzards. It can become huge, as in...Read More

P
Irving (Dallas area), TX (Zone 8a) | June 2004 | neutral

Bred in Canada. One of the Explorer Series.

Seedling of R. kordesii

Featured
Wheel Bug
(Arilus cristatus)
Red-capped Plover
(Charadrius ruficapillus)
Featured
Wheel Bug
(Arilus cristatus)
Red-capped Plover
(Charadrius ruficapillus)