This plant is a small, herbaceous species with yellow flowers. It is adapted to wetland habitats and is an important component of wetland ecosystems.
Best time to see a Canada St. John's-wort
The best time to see a Canada St. John's-wort is July–August, when about 72% of U.S. sightings happen, based on 528 research-grade iNaturalist observations.
Not certain it is a Canada St. John's-wort? What plant is this? walks through what to check first and the lookalikes that catch people out.
Recent Canada St. John's-wort sightings near you
Live, research-grade observations from iNaturalist. Allow location to center the map on you.
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