The Baltimore Checkerspot is a boldly patterned butterfly with black wings checkered with white spots and edged in orange-red, making it one of the most striking species in eastern North America. It is Maryland's state insect. Larvae are gregarious and overwinter communally in silk nests before emerging to feed in spring.
Best time to see a Baltimore Checkerspot
The best time to see a Baltimore Checkerspot is May–June, when about 64% of U.S. sightings happen, based on 6,017 research-grade iNaturalist observations.
Not certain it is a Baltimore Checkerspot? What bug is this? walks through what to check first and the lookalikes that catch people out.
Recent Baltimore Checkerspot sightings near you
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