Many of us think of this is a weed that we allow to grow for its value to insects. Casual settings, especially toward the rear of wildflower gardens , Tolerance, Not salt tolerant of inundation by salty or brackish water. Low/no tolerance of salty wind or direct salt spray , Considertions, Once you have this plant, you will always have this plant. It can be quite weedy. The seeds have barbs which stick to clothing and pet fur. , Habitat, Ruderal. , Did You Know?, Showy flowers Attracts native bees, butterflies. Larval host for the  dainty sulphur (Nathalis iole) butterfly.

Moist wildflower garden. Makes a good mass planting on the edge of a pond or ditch. , Tolerance, Tolerant of inundation with brackish water Some tolerance to salty wind but not direct salt spray. , Considertions, This plant will spread to form a large colony in moist areas. Plant where this is an asset. , Wildlife, Occasionally visited by humminbirds (Wikipedia) , Habitat, Swamps, floodplains, marshes, wet meadows, wet pastures, margins of lakes and ponds, cypress domes, ditches, disturbed sites. , Did You Know?, Showy flowers Pollinators include bumblebees, honey bees, digger bees, cuckoo bees and megachilid bees.  Nectar plant for butterflies and (occasional