Rhododendron viscosum – Swamp Azalea

Published on June 10, 2012 by Casey

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Rhododendron viscosum
Rhododendron viscosum

This deciduous azalea blooms in summer. The abundant white flowers have a spicy, clove-like fragrance that fills the garden. The flowers attract butterflies and hummingbirds. Plants grow into multi-stemmed shrubs that put on a show in fall with their flame red foliage.

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  • Prolific white flowers attract butterflies and hummingbirds
  • Happy in poorly-drained soil and wetland areas
  • Lustrous green foliage with a great fall color
  • Tough, winter hardy azalea

Homeowner Growing and Maintenance Tips

  • True to its name, swamp azalea enjoys a soggy spot but can not have its roots submerged in water. It will tolerate some drought.
  • Grow in full sun or partial shade in acidic soil.
  • Prune after flowering for best shape.

Native Range

Wooded and open swamps, streamsides; Maine to Ohio south to southeastern Texas and Florida.

Native Trivia

This is not your typical spring flowering azalea! Azalea viscosum is a tough native plant with fragrant blooms in summer.

Characteristics & Attributes

    Plan Sub Group
    • Medium to Tall Shrubs

    • Filtered Shade
    • Sun

    Soil Moisture Preference
    • Moist
    • Wet

    Attracts Wildlife
    • Hummingbirds
    • Butterflies

    Bloom Time
    • Summer

    Habitat Collection
    • Wet Sun
    • Butterfly

    Native Habitat
    • Riparian, wetland

    Foliage Color
    • Dark Green

    • Fragrant

Source: abnativeplants

NativeAmericanEncyclopedia.com Unabridged
Based on the collective work of NativeAmericanEncyclopedia.com, © 2015 Native American Encyclopedia.
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