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Description of Rhododendron 'Umpqua Queen' |
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Seed Parent x Pollen Parent: |
unknown x unknown |
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Predominate Flower Color: |
Yellow |
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Flower / Truss Description: |
Flower flat saucer-shaped, wavy lobes, 4" across, double, brilliant yellow with vivid yellow blotch on dorsal outer lobe. Ball-shaped trusses hold 12 flowers. |
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Bloom Time: |
Late Midseason |
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Height (ft.) in 10 Yrs: |
4 |
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Cold Hardiness Temperature: |
0°F (-18°C) |
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Foliage Description / Plant Habit: |
Leaves lanceolate, apiculate, cuneate, 5" long, moderate yellow green turning yellow-bronze in fall. Rounded growth habit. |
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Deciduous or Evergreen: |
Deciduous |
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Hybridizer: |
unknown |
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Registration Reference: |
ARS 743 |
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 |
