Kalm's Lobelia is a delicate plant with slender stems and small, pale blue flowers. It is named after the Swedish botanist Pehr Kalm.
Best time to see a Kalm's Lobelia
The best time to see a Kalm's Lobelia is July–August, when about 73% of U.S. sightings happen, based on 2,724 research-grade iNaturalist observations.
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Recent Kalm's Lobelia sightings near you
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