Alphabetical Plant Listing

Rhododendron 'English Roseum'

English Roseum' Rhododendron, Late Midseason Rhododendron, Evergreen Rhododendron


Prized for its tolerance to sun, cold and humidity, Rhododendron 'English Roseum' is a dense and showy evergreen shrub. In late spring to early summer, 'English Roseum' graces the garden with its profuse, large, dome-shaped clusters of 8 to 10, trumpet-shaped, lilac rose flowers with delicate orange freckles. They contrast beautifully with the foliage of large, smooth, glossy, medium green leaves. A very reliable performer, this pretty late midseason Rhododendron is quite tough and can withstand temperatures as low as -25ºF (-32ºC). This large ornamental shrub is perfect for background plantings or filling areas beneath deciduous trees where it will add elegance and brilliant color. 

  • Grows with a good dense habit, up to 6-8 ft. tall and wide (180-240 cm). 
  • Winner of the Rhododendron of the Year Award of the American Rhododendron Society for the South East region.
  • A sun to part shade lover, this plant is easily grown in moist, acidic, humusywell-drained soils. Plant shallowly in a location protected from strong winter winds. Protect from frost to prevent damage to flowers. Mulch annually with leaf mould 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 plant are poisonous if ingested.

Learn How To Plant And Care for Your Azalea or Rhododendron

Azaleas and Rhododendrons are not difficult to grow but have special cultural requirements.Read More

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Requirements

Hardiness 4 – 8
Plant Type Shrubs
Plant Family Azaleas - Rhododendrons, Rhododendrons - Azaleas
Exposure Full Sun, Partial Sun
Season of Interest Spring (Late)
Summer (Early)
Height 6' – 8' (180cm – 240cm)
Spread 6' – 8' (180cm – 240cm)
Spacing 72" – 96" (180cm – 240cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam, Sand
Soil pH Acid
Soil Drainage Moist but Well-Drained
Characteristics Plant of Merit, Showy, Evergreen
Tolerance Rabbit
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Hedges and Screens
Garden Styles City and Courtyard, Informal and Cottage, Traditional Garden

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Great Plant Combination Ideas with Azaleas - Rhododendrons

Guides with Azaleas - Rhododendrons

Great Plant Combination Ideas with Rhododendrons - Azaleas

Guides with Rhododendrons - Azaleas


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
Plant Type Shrubs
Plant Family Azaleas - Rhododendrons, Rhododendrons - Azaleas
Exposure Full Sun, Partial Sun
Season of Interest Spring (Late)
Summer (Early)
Height 6' – 8' (180cm – 240cm)
Spread 6' – 8' (180cm – 240cm)
Spacing 72" – 96" (180cm – 240cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam, Sand
Soil pH Acid
Soil Drainage Moist but Well-Drained
Characteristics Plant of Merit, Showy, Evergreen
Tolerance Rabbit
Attracts Butterflies, Hummingbirds
Garden Uses Beds and Borders, Hedges and Screens
Garden Styles City and Courtyard, Informal and Cottage, Traditional Garden

Great Plant Combination Ideas with Azaleas - Rhododendrons

Guides with Azaleas - Rhododendrons

Great Plant Combination Ideas with Rhododendrons - Azaleas

Guides with Rhododendrons - Azaleas

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