Photo of American germander flowers

    American Germander

    Teucrium canadense
    Photo of false dragonhead plant with flowers

    False Dragonhead (Obedient Plant)

    Physostegia virginiana
    Photo of purple loosestrife flowering stalks showing purple flowers

    Purple Loosestrife

    Lythrum salicaria
    invasive icon

    Invasive

    Photo of winged loosestrife plants and flowers

    Winged Loosestrife

    Lythrum alatum