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Smooth white oldfield aster

Symphyotrichum racemosum

Also called Small White Aster, Small Head Aster, Smooth White Old Field Aster

Smooth white oldfield aster
Photo: mefisher, CC0

Smooth white oldfield aster is a native North American perennial wildflower that blooms late summer to fall, growing in clumps or colonies. It does best in moist, open sites like wet meadows and pond shores.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Keep soil consistently moist, especially during establishment; tolerates wet soil in the wild.
Soil
Moist, fertile loam; tolerates alluvial and wetland soils.
Temperature
Hardy in cold temperate climates; suited to USDA zones roughly 4 to 8.
How easy
Easy
Native range
E. Canada to C. & E. U.S.A.
Climate
temperate

About

Symphyotrichum racemosum (formerly Aster racemosus) is a species of flowering plant native to parts of the United States and introduced in Canada. It is known as smooth white oldfield aster and small white aster. It is a perennial, herbaceous plant in the family Asteraceae. It is a late-summer and fall blooming flower.

Where it grows

S. racemosum is native to most of the eastern and east-central United States and has been introduced in Canada. It generally grows at elevations between 0 and 200 meters (0 and 656 feet). It is a wetland species found in alluvial soils, brackish marshes, savannas, and bogs. It is known from wet meadows, swamps and swamp borders, and prairie swales. Other habitats include those on open coastal pond shores.

Other Symphyotrichum plants

Scaleleaf aster · Manyray aster · Anticosti Island aster · Western aster · Symphyotrichum bimater · Northern bog aster · Symphyotrichum bullatum · Symphyotrichum burgessii · Western meadow aster · Carneros Aster · Savanna aster · Symphyotrichum chihuahuense

Text excerpted from the Wikipedia article Symphyotrichum racemosum by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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