Botanical Name: Symphyotrichum cordifolium
Height: about 50 cm
Season of bloom: September.
Growing Conditions: Light shade to sun. lean, dryish soil.
Wildlife benefits: All the late-season native asters are valuable to many species of pollinators.
From Ottawa Valley or eastern Ontario sources: Yes.
Remarks: Spreads by seeds and by rhizomes so too aggressive for many garden situations, but it makes a lovely blue ruff under leggy shrubs and in other tough places.
Similar species: Smooth Aster
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Beaux Arbres Plantes Indigènes / Native Plants 