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Description of Rhododendron 'Horizon Dawn' |
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Seed Parent x Pollen Parent: |
(Hotei x Tropicana) x [degronianum ssp yakushimanum x (Alice Franklin x Virginia Scott)] |
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Predominate Flower Color: |
Yellow |
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Flower / Truss Description: |
Flower openly campanulate, of heavy substance, wavy edges, 3" across, pale yellow with brilliant yellow throat. Held in ball-shaped trusses of 12-14 flowers. |
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Fragrant: |
No |
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Bloom Time: |
Early Midseason |
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Height (ft.) in 10 Yrs: |
4 |
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Cold Hardiness Temperature: |
5°F (-15°C) |
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Foliage Description / Plant Habit: |
Leaves elliptic to narrowly elliptic, convex, mucronate apex, cuneate base, 6" long, retained 2 years. |
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Elepidote (E) or Lepidote (L): |
E |
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Hybridizer: |
Brockenbrough |
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Registration Reference: |
ARS 922 |
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 |
