View Larger New York Ironweed

Planted at Mount Vernon

Planted at Mount Vernon Upper Garden

  • Upper Garden

  • Hardiness Zones

    5 5 6 6b 7 7b 8 8b 9 9b USDA basemap

    Average annual extreme minimum temperature 1976-2005

    map legend 5 5b 6a 6b 7a 7b 8a 8b 9a 9b

    This towering perennial is crowned with clusters of brilliant purple flowers. The size can be kept in check by a mid-spring pruning.


    Seeds available to purchase from Mount Vernon

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    Latin Name

    Vernonia noveboracensis



    Also Known As

    Vein-leaf Hawkweed

    Type of Plant

    Perennials Perennials

    Bloom Season

    August - October


    Summer Summer
    Fall Fall


    Max height Max Height: 6'
    Max spread Max Spread: 3'


  • Flower Border
  • Naturalize
  • Rain Garden

  • Sunlight Exposure

    Full Sun Full Sun
    Part Shade Part Shade


  • Deer
  • Clay Soil
  • Wet Soil

  • Attracted Wildlife

    Butterflies Butterflies


    Native Range

    Eastern United States


    John Bartram of Philadelphia offered New York Ironweed for sale in his catalog between 1771 and 1809.

    Other Details

    Pollinator Pollinator
    Sold at Mount Vernon Sold at Mount Vernon

    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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