Rhododendron Species, Cork Azalea

Rhododendronquinquefolium

Family
Ericaceae (er-ek-AY-see-ee)
Genus
Rhododendron (roh-do-DEN-dron)
Species
quinquefolium (kwin-kway-FOH-lee-um)
Synonym
Spacing
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)
15-20 ft. (4.7-6 m)
Hardiness
8-10 ft. (2.4-3 m)
Sun Exposure
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)
Danger
Full Sun
Sun to Partial Shade
Light Shade
Bloom Color
Parts of plant are poisonous if ingested
Bloom Time
White/Near White
Foliage
Late Winter/Early Spring
Mid Spring
Late Spring/Early Summer
Other Details
Other details
Deciduous
Seed Collecting
Category
From softwood cuttings
From semi-hardwood cuttings
From seed; sow indoors before last frost
Patent Information
Foliage Color
Allow seedheads to dry on plants; remove and collect seeds
Bloom Characteristics
Water Requirements
Where to Grow
Regional

This plant is said to grow outdoors in the following regions:

Monmouth, Oregon

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Gardener's Notes:

1
positive
0
neutral
0
negative
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T
St. John's, NL (Zone 5b) | December 2004 | positive

This species looks very similar to R. pentaphyllum, but is hardier with white flowers. It is also an early bloomer. The leaves are produ...Read More

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