Ontario Weeds: Canada fleabane
Return to the Ontario Weeds Gallery Excerpt from Publication 505, Ontario Weeds, Order this publication
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Name: Canada fleabane, Erigeron canadensis
L.,
Canada fleabane. A. Base of plant. B. Top of flowering stem. Flowers & Fruit: Flower heads 3-5mm (1/8-1/5in.) across, very numerous on many short branches near the top of the main stem; ray florets white but very short and usually concealed by the slightly longer involucral bracts around each flower head; disk florets yellowish; very fluffy at maturity. The leaves and other parts of the plant when crushed have a faint but distinctive odour reminiscent of carrots. Flowers from July to late autumn. Habitat: Canada fleabane occurs throughout Ontario in grainfields, pastures, waste places, roadsides and gardens. Similar Species: It is distinguished by its numerous, narrow, mostly toothless bright green leaves gradually decreasing in size from base to top of plant, its numerous, small, yellow-green flower heads lacking conspicuous ray florets, its odour suggestive of carrots, and its fluffy appearance when mature. | Top of Page | Related Links... on general Weed
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