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Eupatorium coelestinum

Common Name(s):
Hardy ageratum, Mistflower, Wild ageratum
Categories:
Perennials, Wildflowers
Comment:

Showy native plant which is considered a weed in the coastal plain, growing along roadsides on moist ditch banks. Under cultivation it becomes a choice perennial with 8 weeks of blue flowers; spreads readily by rhizomes so must be kept under control

Season:
Summer, fall
Height:
1-3 ft.
Flower Color:
Blue, violet, white
Hardiness:
USDA Hardiness Zone 6-10
Foliage:
Branching stem; pairs of triangular, stalked, bluntly toothed leaves, 1.5-3 in. long
Flower:
Bell-shaped flower heads; numerous tubular, violet-blue flowers arranged in a dense flat-topped cluster; cone-shaped receptacle
Site:
Moist soil; sun to partial shade; found in moist woods, thickets, and along stream banks
Propagation:
Division in spring
Exposure:
Full sun to partial shade
Soil:
Moist, tolerates poor drainage
Regions:
Piedmont, Coastal Plain
Origin:
Eastern USA, North Carolina
Life Cycle:
Perennial
Tags:
sun, summer, partial shade, blue, purple, wildflower, perennial, pollinators, fall, white, butterflies

NCCES plant id: 712

Eupatorium coelestinum Eupatorium coelestinum