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  • White snakeroot (Ageratina altissima (syn. Eupatorium rugosum))

    White snakeroot produces white flowers in late summer.

    Also known as:

    White snakeroot
    White snakeroot is an open, smooth-stemmed perennial wildflower reaching 2 to 4 feet high with slightly branched clusters of bright white flowers in late summer and fall. Commonly found in shaded woodlands and naturalized landscapes.

    Size Range:

    • Large plant (more than 24 inches)

    Light Exposure:

    • Partial sun/shade (4-6 hrs light daily),
    • Full shade (4 hrs or less of light daily)

    Native Locale:

    • Chicago area,
    • Illinois,
    • North America