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Planted at Mount Vernon

Planted at Mount Vernon Upper Garden

  • Upper Garden

  • Hardiness Zones

    USDA basemap

    Average annual extreme minimum temperature 1976-2005

    map legend

    Airy blue flowers form a stunning mass mid-border late in the season when many other flowers are fading. In southern climates, this plant self-sows with vigor.

    Latin Name

    Browallia americana



    Also Known As

    Amethyst Flower , Bush Violet

    Type of Plant

    Annuals Annuals

    Bloom Season

    August - October


    Summer Summer
    Fall Fall


    Max height Max Height: 3'
    Max spread Max Spread: 2'


  • Annual
  • Flower Border

  • Sunlight Exposure

    Part Shade Part Shade
    Full Shade Full Shade
    Full Sun Full Sun
    Part Sun Part Sun


    Native Range

    South America


    It was introduced into cultivation in 1735, and was recommended by Philadelphia nurseyman Bernard McMahon in The American Gardener's Calendar (1806).

    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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