Botanical Name: Eupatorium coelestinum
Common Name: “Blue Hardy Ageratum”
Characteristics:
Height: 3 to 3.5 Feet
Spread: 2 Feet
Light: Full sun to partial shade
Bloom: Sep-Oct
Description:
Small, fluffy, sky-blue flowers begin opening in early-autumn clustering in broad, flat, flower heads. Plants may be cut back early in the season to control height. This native perennial spreads freely from underground stems and seeds. Provides beautiful late-season color and wonderful cut flowers. (Synonym: Conoclinium coelestinum)
Photo gallery of Eupatorium coelestinum: