Rhododendron prinophyllum (Roseshell Azalea)
Roseshell Azalea, Early Azalea, Woolly Azalea, Rhododendron roseum, Azalea prinophylla, Rhododendron nudiflorum var. roseum, Midseason Azalea, Deciduous Azalea
Prized for its delightful fragrance and stunning floral display, Rhododendron prinophyllum (Roseshell Azalea) is a vigorous and showy deciduous Azalea. In mid to late spring, abundant funnel-shaped, rose pink flowers, 1-2 in. wide (2-5 cm), with elegantly protruding stamens, appear in large clusters of 4-12 blossoms, before or at the time of the emergence of the leaves. The foliage of elliptic, smooth, blue-green deciduous leaves turns attractive shades of purple in fall. Rich with strong cinnamon to clove fragrance, this Azalea is exceptionally cold-hardy and can withstand temperatures as low as -25ºF (-32ºC). A terrific landscape plant for northeastern gardens, this azalea has a marked tolerance to high pH.
Rhododendron prinophyllum is a native azalea that can be found from southwestern Quebec, through New England and northern Ohio, to the Appalachian Mountains at the higher elevations.
- This multi-stemmed shrub, with attractive, ascending branches forms an upright rounded shrub and grows up to 3-8 ft. tall and wide (90-240 cm).
- Winner of the Rhododendron of the Year Award of the American Rhododendron Society for the South Central region.
- A part shade lover, this plant is easily grown in moist, acidic, humusy, well-drained soils. Plant shallowly in a location protected from strong winter winds. Protect from frost to prevent damage to flowers. Mulch annually with leaf mold to retain moisture, control weeds, and cool the soil.
- Perfect for shrub borders or mixed borders, as a flowering hedge or privacy screen, foundation plantings, and shade gardens.
- Attracts butterflies, hummingbirds, and birds.
- Removing spent flowers promotes new growth.
- All parts of the plant are poisonous if ingested.
- Toxic to dogs, toxic to cats, toxic to horses.
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Requirements
Hardiness | 4
– 8 |
---|---|
Heat Zones | 3
– 9 |
Climate Zones | 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16 |
Plant Type | Shrubs |
Plant Family | Azaleas - Rhododendrons, Rhododendron - Azalea |
Exposure | Partial Sun |
Season of Interest |
Spring (Mid,Late) Fall |
Height | 3' – 8' (90cm – 240cm) |
Spread | 3' – 8' (90cm – 240cm) |
Spacing | 36" – 96" (90cm – 240cm) |
Water Needs | Average |
Maintenance | Low |
Soil Type | Clay, Loam, Sand |
Soil pH | Acid |
Soil Drainage | Moist but Well-Drained |
Characteristics | Fragrant, Plant of Merit, Showy |
Native Plants | United States, Midwest, Illinois, Missouri, Ohio, Northeast, Connecticut, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Southeast, Alabama, Arkansas, Georgia, North Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas |
Tolerance | Rabbit |
Attracts | Butterflies, Hummingbirds |
Garden Uses | Beds and Borders, Hedges and Screens |
Garden Styles | City and Courtyard, Informal and Cottage, Traditional Garden |
Guides with Azaleas - Rhododendrons
Natural Landscapes Nursery, Hirsutum
While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.
Requirements
Hardiness | 4
– 8 |
---|---|
Heat Zones | 3
– 9 |
Climate Zones | 3A, 3B, 4, 5, 6, 7, 8, 9, 14, 15, 16 |
Plant Type | Shrubs |
Plant Family | Azaleas - Rhododendrons, Rhododendron - Azalea |
Exposure | Partial Sun |
Season of Interest |
Spring (Mid,Late) Fall |
Height | 3' – 8' (90cm – 240cm) |
Spread | 3' – 8' (90cm – 240cm) |
Spacing | 36" – 96" (90cm – 240cm) |
Water Needs | Average |
Maintenance | Low |
Soil Type | Clay, Loam, Sand |
Soil pH | Acid |
Soil Drainage | Moist but Well-Drained |
Characteristics | Fragrant, Plant of Merit, Showy |
Native Plants | United States, Midwest, Illinois, Missouri, Ohio, Northeast, Connecticut, Maine, Massachusetts, Maryland, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, Southeast, Alabama, Arkansas, Georgia, North Carolina, Tennessee, Virginia, West Virginia, Southwest, Oklahoma, Texas |
Tolerance | Rabbit |
Attracts | Butterflies, Hummingbirds |
Garden Uses | Beds and Borders, Hedges and Screens |
Garden Styles | City and Courtyard, Informal and Cottage, Traditional Garden |
Guides with Azaleas - Rhododendrons