Udea rubigalis
In 3 days ~20% in a week ~30%
Udea rubigalis, the celery leaftier or greenhouse leaftier, is a member of the family Crambidae. It is found across the Americas. The species was first described by Achille Guenée in 1854. The larvae are polyphagous and feed on a wide variety of plants from different plant families. Preferred host plants are:
The larvae have also been recorded to be less injuriously feeding on: Wikipedia →
| # | Park | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Shenandoah National Park | 🇺🇸 United States | |
| 2 | Point Pelee National Park | 🇨🇦 Canada | |
| 3 | Acadia National Park | 🇺🇸 United States | |
| 4 | Great Smoky Mountains National Park | 🇺🇸 United States |
| # | City | Country | Daily sighting probability |
|---|---|---|---|
| 1 | Austin | 🇺🇸 United States | |
| 2 | Dallas | 🇺🇸 United States | |
| 3 | Baltimore | 🇺🇸 United States | |
| 4 | Chicago | 🇺🇸 United States | |
| 5 | Washington | 🇺🇸 United States | |
| 6 | Houston | 🇺🇸 United States | |
| 7 | Philadelphia | 🇺🇸 United States | |
| 8 | Boston | 🇺🇸 United States | |
| 9 | New York City | 🇺🇸 United States | |
| 10 | Detroit | 🇺🇸 United States |
With luck
About 10% of wildlife watchers report a Celery Leaftier Moth sighting in Great Smoky Mountains National Park on a given day, based on 15 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 334th most-seen of the 822 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 30%, if each day is a fresh chance.
April, June and August–December
In those months about 10% of wildlife watchers report a Celery Leaftier Moth in Great Smoky Mountains National Park on a given day, against under 5% in January–March, May and July, the lowest months.
Between 9 pm and midnight
Across all the parks we cover, that three-hour window holds the most Celery Leaftier Moth sightings with a recorded time, and about 6 in 10 of them come between 6 pm and 6 am: it is seen both by day and at night.
Among the best
Of the 4 parks where we can rate Celery Leaftier Moth sightings, Great Smoky Mountains National Park ranks 4th at about 10%, level with the leaders once rounded. The best odds are in Shenandoah National Park (United States, about 10%), Point Pelee National Park (Canada, about 10%) and Acadia National Park (United States, about 10%).
Same family: Crambidae
The closest relatives of the Celery Leaftier Moth that you can see in Great Smoky Mountains National Park (family Crambidae, Crambid Snout Moths) are Basswood Leafroller Moth (about 10%), Hollow-Spotted Blepharomastix Moth (about 10%) and Elegant Grass-Veneer (about 10%), with each one's daily chance of a sighting.
GBIF citizen-science records
It is estimated from how often the Celery Leaftier Moth is recorded against all the insects logged in Great Smoky Mountains National Park (15 verified sightings from 2019 to 2026), calibrated against known sighting rates. Figures are rounded to the nearest 10% because citizen-science data supports honest approximations, not decimals, and months with records from fewer than five people show "—". How it works.
