View Larger Rhododendron

Planted at Mount Vernon

Planted at Mount Vernon Upper Garden

  • Upper Garden

  • Hardiness Zones

    4 4 5 5b 6 6b 7 7b 8 8b USDA basemap

    Average annual extreme minimum temperature 1976-2005

    map legend 4 4b 5a 5b 6a 6b 7a 7b 8a 8b

    The rhododendron is an evergreen plant with large, lush pinkish purple blossoms in the spring.

    Latin Name

    Rhododenron catawbiense 'Roseum Elegans'



    Also Known As

    Catawba Rosebay , Mountain Rosebay , Purple Rhododendron , Rosebay

    Type of Plant

    Shrubs Shrubs

    Bloom Season

    May - June


    Spring Spring
    Winter Winter


    Max height Max Height: 8'
    Max spread Max Spread: 8'


  • Hedge
  • Flower Border
  • Naturalize

  • Sunlight Exposure

    Part Shade Part Shade


    Do not ingest Do not ingest
    Harmful to pets Harmful to pets


    Native Range

    Eastern United States


    George Washington received rhododendron plants from William Hamilton in March of 1792.

    Other Details

    Pollinator Pollinator

    Bartlett Tree Expert Company has been working with Mount Vernon Estate since 2011 providing expert arboricultural care and GPS mapping for the estate’s historic trees, as well as support from their research facility.   Mount Vernon is proud to partner with Bartlett Tree Experts and appreciates their sponsorship of George Washington’s Mount Vernon Plant Finder App.

    Bring Washington's Garden Home

    Purchase our historic seeds, collected from plants grown at Mount Vernon and plant them in your own garden.

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