Trending: yellow trout lily (Erythronium americanum) — 1010 observations this week
iNaturalist Community
Phenology
Yellow trout lily carpets forest floors in early spring before trees leaf out, and right now is your best window to spot — or photograph — one of the most fleeting wildflowers in any eastern woodland or nature trail near you.
Yellow trout lily is a small wildflower that pops up on forest floors every spring for just a few weeks before disappearing underground for the rest of the year. More than a thousand people recorded sightings this week alone, suggesting it's hitting peak bloom right now. If you live in eastern North America and want to see it, this is the moment to head to a nearby wooded park or trail.
Key Findings
1,010 research-grade observations were recorded on iNaturalist in a single week, making yellow trout lily one of the most observed plant species during that period.
The spike in observations aligns with the species' known spring ephemeral bloom window, typically late March through May depending on latitude and elevation.
The volume of citizen-science data suggests widespread, simultaneous flowering across the species' range in eastern North America.
chevron_right Technical Summary
Yellow trout lily is surging in citizen-science observations this week, with over 1,000 research-grade sightings logged on iNaturalist — a strong signal that this spring ephemeral is currently at peak bloom across eastern North America.
Abstract Preview
yellow trout lily is among the most observed plant species this week with 1010 research-grade observations.
open_in_new Read full abstractAbstract copyright held by the original publisher.
Species Mentioned
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Erythronium americanum, the trout lily, yellow trout lily, fawn lily, yellow adder's-tongue, or yellow dogtooth violet, is a species of perennial, colony forming, spring ephemeral flower native to North America and dwelling in woodland habitats. Within its range it is a very common and widespread...