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Eupatorium coelestinum

Hardy Ageratum

Take annual ageratum, "super-size" it and you have this perennial version. Eupatorium coelestinum has the same powder-blue, button-like flowers as ageratum, but in this case on top of tall, vigorous foliage that benefits from a hard pruning in summer.


American Beauties Native Plants®
Attributes
Cut Flower
Fall Bloomer
Low Maintenance
Native
Flower Color
Blue
Foliage Color
Green
Soil Moisture Preference
Average
Moist
Season of Interest (Flowering)
Summer
Mid Summer
Late Summer
Fall
Exposure
Sun
Part Shade
Growth Rate
Medium
Additional Information about Eupatorium coelestinum

Take annual ageratum, "super-size" it and you have this perennial version. Eupatorium coelestinum has the same powder-blue, button-like flowers as ageratum, but in this case on top of tall, vigorous foliage that benefits from a hard pruning in summer.

Blooms in fall through hard frost. North American native.