Ohio
State University Plant Dictionary

Scientific Name:
Eupatorium coelestinum
Family:
Hardy Ageratum
Family:
Asteraceae (also known as Compositae)
Description:
Hardy Ageratum (also known as Mistflower or Perennial Mist Flower) is a late Summer flowering species that also goes under the scientific name of Conoclinium coelestinum. Optimum growth occurs on moist soils in full sun, with a light shearing in early Summer promoting compactness and lateral branching.Black & White version for printing