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Description of Rhododendron 'Cunningham's Sulphur' |
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Seed Parent x Pollen Parent: |
caucasicum hybrid or selection? |
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Predominate Flower Color: |
Yellow |
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Flower / Truss Description: |
Flower broadly funnel-shaped, 2" across, pale creamy-yellow with pale green markings. Held in ball-shaped trusses of 14 flowers. |
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Fragrant: |
No |
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Bloom Time: |
Early |
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Height (ft.) in 10 Yrs: |
3 |
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Cold Hardiness Temperature: |
-5°F (-21°C) |
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Foliage Description / Plant Habit: |
Leaves elliptic to oblanceolate, about 3½" long, glossy, medium green, thinly felted below . Dense and compact plant. |
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Elepidote (E) or Lepidote (L): |
E |
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Hybridizer: |
Cunningham |
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Registration Reference: |
RHS 58 |
Note: Bloom time and 10 year
height information are approximate and can vary dependent on local climate and
soil conditions.
Hardiness temperature is also an approximate guideline.
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American Rhododendron Society |