Botanical Name: Helianthus giganteus
Height: Very, very tall.
Season of bloom: Late summer.
Growing Conditions: Sun. Most soils that are not too dry.
Wildlife benefits: Late flowers provide food for many pollinators. Nutritious seeds feed goldfinches, chickadees, and other birds
From Ottawa Valley or eastern Ontario sources:
Remarks: The tallest of the many large late summer yellow daisies.
Similar species: Maximilian’s Sunflower. Cup Plant
Beaux Arbres Plantes Indigènes / Native Plants 