Oxeye daisy topped iNaturalist this week and it quietly crowds out native wildflowers
iNaturalist Community
Invasive Species
Oxeye daisy spreads aggressively into meadows and roadsides, crowding out the native wildflowers that support local bees and ground-nesting insects, so learning to spot it early gives you a real edge in keeping a restoration planting or wildflower lawn from quietly tipping toward monoculture.
Thousands of nature watchers logged sightings of oxeye daisy this week, putting it at the top of the charts on iNaturalist. This cheerful white-petaled flower is blooming right now across much of North America and Europe, which is why so many people are noticing and photographing it. It looks like a classic wildflower, but it's actually a European transplant that can take over disturbed ground and meadows if left unchecked.
Key Findings
327 research-grade observations were submitted to iNaturalist in a single week, signaling peak bloom across temperate regions.
Oxeye daisy (Leucanthemum vulgare) is a naturalized European species now widespread across North American roadsides, meadows, and disturbed habitats.
The observation spike aligns with early-to-mid summer phenology, consistent with its typical June-July flowering window in the Northern Hemisphere.
chevron_right Technical Summary
Oxeye daisy is surging in iNaturalist observations this week, with 327 research-grade sightings logged across its range. The spike likely reflects peak bloom timing in the Northern Hemisphere, making it one of the most-watched plants in citizen science right now.
Abstract Preview
Original paper
Trending: oxeye daisy (Leucanthemum vulgare) — 327 observations this week
oxeye daisy is among the most observed plant species this week with 327 research-grade observations.
open_in_new Read full abstractAbstract copyright held by the original publisher.
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Leucanthemum vulgare, commonly known as the ox-eye daisy, oxeye daisy, dog daisy, marguerite and other common names, is a widespread flowering plant native to Europe and the temperate regions of Asia, and an introduced plant to North America, Australia and New Zealand.