Flower Notes:
Blue to lavender-purple (Small, fluffy, tubular flowers without rays in dense, flat-topped clusters; blooms July–October)
Foliage Notes:
Green (Opposite, coarsely toothed, ovate to triangular leaves; may turn yellow in fall)
Stem Notes:
Green to purplish (Upright, somewhat downy stems; may become floppy in bloom)
Fruit Notes:
Brown (Small dry, one-seeded fruits with white bristles for wind dispersal)
Soil Notes:
Moist, fertile, humus-rich, well-drained soils; tolerates occasional flooding and wet areas
Range:
Southeastern Canada through the central and eastern United States, extending south to Florida and west to Texas and Oklahoma; also native to Cuba