Flat-topped Aster

Flat-topped Aster

Botanical Name: Doellingeria umbellata

Height: Over 1 m.

Season of Bloom: Late summer into early fall

Growing Conditions: Moist soil. Sun to part shade.

Wildlife Benefits: Food plant for caterpillars of Harris’ Checkerspot butterflies. Flowers provide nectar and pollen for many types of bees.

Ottawa Valley or eastern Ontario seed source: Yes. Seed locally collected on our farm in Bristol Township, Quebec.

Seed Germination: C(60) – cold, moist stratification for 60 days.


Similar species: Purple-stemmed Aster, Upland White Aster

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