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Family: Rosaceae
(ro-ZAY-see-ee) Genus: Rosa (RO-zuh) Cultivar: Karen Poulsen Additional cultivar information: (aka Bailey's Red) Hybridized by Poulsen 1932
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Height 36-48 in. (90-120 cm)Spacing 24-36 in. (60-90 cm)Hardiness 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) USDA Zone 10b: to 1.7 °C (35 °F) Bloom Time Unknown Blooms repeatedlyPropagation Methods From herbaceous stem cuttingsFrom softwood cuttings From semi-hardwood cuttings By grafting Soil pH requirements 5.1 to 5.5 (strongly acidic)5.6 to 6.0 (acidic) 6.1 to 6.5 (mildly acidic) Flower Fragrance Slightly FragrantBloom Color UnknownBloom Shape UnknownHabit BushPatent Information Non-patentedOther Details UnknownPruning Instructions Blooms on new wood; prune early to promote new growthClass UnknownFoliage Color UnknownBloom Characteristics UnknownWater Requirements UnknownWhere to Grow UnknownSun Exposure UnknownDanger UnknownSeed Collecting UnknownFruit Shape UnknownFruit Size UnknownFruit Colors UnknownGrowing Habit UnknownDays to Maturity UnknownSeed Type UnknownUsage UnknownDisease Resistance UnknownLeaf Type UnknownFoliage UnknownOther details UnknownPlant Size (check one) UnknownGrowth Rate UnknownLeaf Shape UnknownLeaf Appearance UnknownDegree to which the appearance is present UnknownLeaf Texture (top) Unknown |
Leaf Texture (bottom) UnknownLeaf Color UnknownColor of Leaf Margin UnknownLeaf Substance UnknownNumber of Vein Pairs UnknownAppearance of Margin UnknownMargin Width UnknownFlower Shape UnknownDoes it set seed? UnknownFlower Size UnknownFlower Type UnknownBlooming Habit UnknownFoliage Habit UnknownPloidy UnknownColor Patterns UnknownAwards (if applicable) UnknownCategory UnknownGrowth Habit UnknownKernel Color UnknownDivision UnknownFlower Habit UnknownBloom Size UnknownColor Pattern UnknownGroup UnknownPruning Groups UnknownBloom Diameter UnknownHeat (Pungency) UnknownFruit Color UnknownSection UnknownPruning UnknownSize/Type UnknownFlower Characteristics UnknownLeaf Shape/Type UnknownLeaf Texture UnknownPropagation UnknownPollination UnknownBearing Habit UnknownRootstock Vigor UnknownFruit Usage UnknownClassification Unknown |