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Black-eyed Susans are blooming everywhere right now, data shows

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Phenology

If you've noticed bright yellow daisy-like flowers popping up along trails and roadsides lately, you're not imagining it: this is peak bloom season for one of North America's most recognizable native wildflowers.

Black-eyed Susan, that cheerful yellow flower with the dark brown center, is showing up in huge numbers on iNaturalist this week, with 882 people logging confirmed sightings. This kind of spike usually means the plant has hit its peak flowering window for the season. It's a good reminder to look for one on your next walk, since they're easy to spot and thrive in gardens, meadows, and roadside patches alike.

Key Findings

1

882 research-grade observations of Rudbeckia hirta logged in one week

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Species ranked among the most-observed plants on iNaturalist this week

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High observation volume suggests the species is at or near peak bloom in much of its range

chevron_right Technical Summary

Black-eyed Susan is having a big week on iNaturalist, with 882 verified sightings logged by citizen scientists across the country. That surge signals the flower is hitting peak summer bloom right now, making it a great time to spot one on a walk.

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Abstract Preview

Original paper

Trending: black-eyed Susan (Rudbeckia hirta) — 882 observations this week

black-eyed Susan is among the most observed plant species this week with 882 research-grade observations.

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Abstract copyright held by the original publisher.

hub This connects to 10 other discoveries — Black-eyed Susan phenology, native-plants, pollinators +1 more 5 related articles

Species Mentioned

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Species
Rudbeckia hirta

Rudbeckia hirta, commonly called black-eyed Susan and yellow coneflower, is a North American flowering plant in the family Asteraceae. It grows to 1 metre tall with daisy-like yellow flower heads. There are numerous cultivars. It was used medicinally by Native Americans, and is the state flower o...