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Great Blue Lobelia
Great Blue Lobelia botanical plate
Field guide plate · click to zoom

Great Blue Lobelia

Lobelia siphilitica
In the United States: Native · also called blue cardinal flower, great lobelia

Honeybees and bumblebees visit the tubular flowers for nectar and pollen, with the lower lip serving as a landing platform that favors larger bees. Bloom occurs in late summer into early fall in moist to wet habitats. It is a short-lived perennial that self-seeds readily under suitable conditions.

Nectarmedium
Pollenlow
Bloom (US) August–October
Duration~2 months
TypePerennial
Sunpartial

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