Family: Rosaceae (ro-ZAY-see-ee) (Info)
Genus: Rosa (RO-zuh) (Info)
Cultivar: Oregold
Additional cultivar information: (aka Anneliesse Rothenberger, Miss Harp, Silhouette, TANolg)
Registered or introduced: 1975
 One member has or wants this plant for trade.
Class:
Hybrid Tea
Height:
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Spacing:
36-48 in. (90-120 cm)
Hardiness:
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 Color:
Deep yellow (dy)
Bloom Shape:
Double
Flower Fragrance:
Slightly Fragrant
Bloom Time:
Late Spring/Early Summer
Blooms repeatedly
Habit:
Bush
Can be trained as a standard or tree form
Patent Information:
Patented
Other Details:
Resistant to black spot
Resistant to mildew
Resistant to rust
Stems are moderately thorny
Pruning Instructions:
Blooms on new wood; prune early to promote new growth
Soil pH requirements:
6.6 to 7.5 (neutral)
Propagation Methods:
From woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings
From hardwood cuttings
From hardwood heel cuttings
By grafting
By budding
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