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PlantFiles: Large-Flowered Climber, Rambler Rose
Rosa 'The Polar Star'

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Family: Rosaceae (ro-ZAY-see-ee) (Info)
Genus: Rosa (RO-zuh) (Info)
Cultivar: The Polar Star
Additional cultivar information: (aka Pohjanthti, Polestar, Polstjrnan, The Wasa Star, Wasastiernan, White Rose of Finland, White Star of Finland)
Hybridized by Wasastjerna; Year of Registration or Introduction: 1937 (Finland)

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Class:
Modern Climber
Rambler

Height:
15-20 ft. (4.7-6 m)

Spacing:
Unknown - Tell us

Hardiness:
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:
White (w)

Bloom Shape:
Single

Flower Fragrance:
No fragrance

Bloom Time:
Mid Summer

Habit:
Trained to climb

Patent Information:
Unknown - Tell us

Other Details:
Resistant to black spot
Resistant to mildew
Resistant to rust

Pruning Instructions:
Blooms on old wood; prune after flowering

Soil pH requirements:
Unknown - Tell us

Propagation Methods:
Unknown - Tell us

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Thumbnail #1 of Rosa  by crazy_gardener

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Profile:

1 positive
No neutrals
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive crazy_gardener On Dec 3, 2007, crazy_gardener from Wainwright, AB (Zone 2b) wrote:

The Polar Star is a hardy vigorous climber, it is also known as Polestar, Polstjrnam, White Star of Finland, White Rose of Finland, The Wasa Star and Wasastiernan.

This rose can also be trained to make a spreading groundcover, rooting wherever it touches ground.

Regional...

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

Anchorage, Alaska



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