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Jessica's aster

Symphyotrichum jessicae

Jessica's aster
Photo: Walter Fertig, CC0

Jessica's aster is a perennial wildflower of the daisy family, native to the Palouse and Clearwater river drainages of eastern Washington and northwestern Idaho, and it is of conservation concern. It grows up to about 1.5 metres tall with violet ray florets and yellow centres.

Family
Asteraceae (Daisy family)
Grows as
Perennial
Light
Full sun, Part shade
Water
Water regularly during establishment, then moderately; avoid waterlogging.
Soil
Well-drained loam or gravelly soil.
Temperature
Hardy in cold winters typical of its native range; protect from prolonged heat above 35 °C.
How easy
Moderate
Native range
Washington to Idaho

About

Symphyotrichum jessicae (formerly Aster jessicae) is a species of flowering plant in the family Asteraceae endemic to Idaho and Washington states in the United States. Commonly known as Jessica's aster, it is a perennial, herbaceous plant that may reach 40 to 150 centimeters (1+1⁄4 to 5 feet) tall. Its flowers have violet ray florets and yellow disk florets. It is of conservation concern and known only from the Palouse River and Clearwater River drainages of eastern Washington and northwestern Idaho.

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 jessicae 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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