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Family: Rosaceae
(ro-ZAY-see-ee) Genus: Rosa (RO-zuh) Cultivar: Souvenir du Dr. Jamain Additional cultivar information: (aka Souv. du Docteur Jamain) Hybridized by Lacharme 1865
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Height 4-6 ft. (1.2-1.8 m)6-8 ft. (1.8-2.4 m) 8-10 ft. (2.4-3 m) Spacing 24-36 in. (60-90 cm)Hardiness 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) USDA Zone 10a: to -1.1 °C (30 °F) USDA Zone 10b: to 1.7 °C (35 °F) Bloom Time Unknown Mid SummerLate Summer/Early Fall Mid Fall Blooms repeatedly Propagation Methods From softwood cuttingsFrom semi-hardwood cuttings From hardwood cuttings By grafting By budding Soil pH requirements 5.6 to 6.0 (acidic)6.1 to 6.5 (mildly acidic) Flower Fragrance Very FragrantBloom Color UnknownBloom Shape Unknown CuppedHabit ShrubPatent Information Non-patentedOther Details Shade-tolerantStems are nearly thornless Pruning Instructions Blooms on new wood; prune early to promote new growthClass UnknownFoliage Color UnknownBloom Characteristics This plant is attractive to bees, butterflies and/or birdsFlowers are fragrant Water Requirements Average Water Needs; Water regularly; do not overwaterWhere to Grow UnknownSun Exposure Light ShadePartial to Full Shade Danger UnknownSeed Collecting UnknownFruit Shape UnknownFruit Size UnknownFruit Colors UnknownGrowing Habit UnknownDays to Maturity UnknownSeed Type UnknownUsage UnknownDisease Resistance UnknownLeaf Type UnknownFoliage DeciduousSmooth Textured Other 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 ShrubsVines and Climbers Growth 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 |