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Eurybia macrophylla (L.) Cass.
Bigleaf Aster, Large-leaf Wood-aster
Asteraceae (Aster Family)
Synonym(s): Aster ianthinus, Aster macrophyllus, Aster macrophyllus var. apricensis, Aster macrophyllus var. excelsior, Aster macrophyllus var. ianthinus, Aster macrophyllus var. pinguifolius, Aster macrophyllus var. sejunctus, Aster macrophyllus var. velutinus, Aster multiformis, Aster nobilis, Aster riciniatus, Aster roscidus, Aster violaris
USDA Symbol: EUMA27
USDA Native Status: L48 (N), CAN (N)
A 1-3+ ft. wood-aster with very large (4-8 in. wide), heart-shaped, basal leaves. White or violet flowers occur in open clusters.
From the Image Gallery
Plant CharacteristicsDuration: Perennial
Size Notes: Up to about 3-1/2 feet tall, often much shorter.
Leaf: Dark Green
Fruit: Fruit is a cypsela (pl. cypselae). Though technically incorrect, the fruit is often referred to as an achene.
Bloom InformationBloom Color: White , Blue , Purple
Bloom Time: Jul , Aug , Sep , Oct
DistributionUSA: CT , DE , GA , IA , IL , IN , KY , MA , MD , ME , MI , MN , MO , NC , NH , NJ , NY , OH , PA , RI , SC , TN , VA , VT , WI , WV
Canada: MB , NB , NS , ON , PE , QC
Native Distribution: Que. to MN, s. to upland GA & TN
Native Habitat: Open woods, thickets, clearings
Growing ConditionsWater Use: Medium
Light Requirement: Sun , Part Shade , Shade
Soil Moisture: Dry , Moist
CaCO3 Tolerance: Medium
Soil Description: Moist to drier soils
Conditions Comments: The foliage of this species is showier than the flowers. It is best used as a ground cover.
BenefitConspicuous Flowers: yes
Larval Host: Pearl Crescent (Phyciodes tharos)
Butterflies and Moths of North America (BAMONA)
Pearl Crescent |
Learn more at BAMONA
PropagationDescription: Sow seeds, 5/8" deep, outside in fall or provide cold stratification. Also propagated by "softwood" cuttings taken in late spring or by division of clumps.
Commercially Avail: yes
Find Seed or Plants
View propagation protocol from Native Plants Network.
National Wetland Indicator Status
From the National Organizations DirectoryAccording to the species list provided by Affiliate Organizations, this plant is on display at the following locations:
Delaware Nature Society - Hockessin, DE
Mt. Cuba Center - Hockessin, DE
BibliographyBibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright
Bibref 841 - Native Alternatives to Invasive Plants (2006) Burrell, C. C.
Search More Titles in Bibliography
Web ReferenceWebref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Additional resourcesUSDA: Find Eurybia macrophylla in USDA Plants
FNA: Find Eurybia macrophylla in the Flora of North America (if available)
Google: Search Google for Eurybia macrophylla
MetadataRecord Modified: 2022-12-27
Research By: TWC Staff