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New York aster

Symphyotrichum novi-belgii

Also called Confused Michaelmas Daisy, Michaelmas Daisy, New Belgium American Aster, Longleaf Aster, Long Leaved Aster, New Belgium Aster

New York aster
Photo: maureen_c-m, CC BY 4.0

New York aster is a hardy perennial wildflower of abandoned fields and wet meadows in eastern North America, grown for late-summer blue, pink and white daisies. Give it a sunny, open spot and good air movement to avoid fungal problems.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun
Water
Water regularly during dry spells in the first season, then only in prolonged drought; avoid wetting the foliage.
Soil
Average to moist, well-drained garden soil; tolerates clay.
Temperature
Hardy to around -30 °C; grows well in temperate climates.
How easy
Easy
Safety
Not known to be toxic
Native range
E. Canada to NE. U.S.A.
Climate
temperate

About

Symphyotrichum novi-belgii (formerly Aster novi-belgii), commonly called New York aster, is a species of flowering plant. It is the type species for Symphyotrichum, a genus in the family Asteraceae, whose species were once considered to be part of the genus Aster. Plants in both these genera are popularly known as Michaelmas daisy because they bloom around September 29, St. Michael’s Day.

The Latin specific epithet novi-belgii (literally "New Belgium") refers not to modern Belgium, but the 17th century Dutch colony New Netherland which was established on land currently occupied by New York state (as Belgica Foederata was the Latin term for the United Netherlands at the time).

How to grow it

This is the largest group of Michaelmas daisies, with over 1,000 named cultivars. They are valued for their late summer color in shades of blue, pink and white. They are best planted in an open, sunny position, and they are susceptible to fungal infections, especially if conditions are not ideal. The cultivars 'Coombe Fishacre' and 'Fellowship' have gained the Royal Horticultural Society's Award of Garden Merit.

Where it grows

New York aster is native to eastern Canada and the eastern United States.

Other Symphyotrichum plants

Common blue wood aster · Rice button aster · White heath aster · Short-rayed alkali aster · Smooth blue aster · White panicle aster · Calico aster · New England aster · Hairy white oldfield aster · Smooth violet prairie aster · Aster

Text excerpted from the Wikipedia article Symphyotrichum novi-belgii 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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