Genista Broom Moth

Genista Broom Moth

Uresiphita reversalis

Daily sighting probability ~10% · With luck
at Mesa

In 3 days ~20% in a week ~40%

16 Verified sightings at Mesa
21 In all 3 parks From 2019 to 2026
April Best month
☀️ Diurnal When it's spotted

About the Genista Broom Moth

Uresiphita reversalis, the genista broom moth or sophora worm, is a moth in the family Crambidae. It was described by Achille Guenée in 1854. U. reversalis was probably native to Mexico before spreading north and becoming established in Los Angeles by 1930 and the San Francisco Bay Area by 1980. It has since been recorded across the United States and in Cuba, Bermuda, Puerto Rico and Jamaica. Both adults and caterpillars are aposematic. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Padre Island National Seashore 🇺🇸 United States
~10%
2 Merritt Island National Wildlife Refuge 🇺🇸 United States
~10%
3 Everglades National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 Austin 🇺🇸 United States
~10%
2 San Antonio 🇺🇸 United States
~10%
3 San Francisco 🇺🇸 United States
~10%
4 Mesa 🇺🇸 United States
~10%
5 Sacramento 🇺🇸 United States
~10%
6 Las Vegas 🇺🇸 United States
~10%
7 Phoenix 🇺🇸 United States
~10%
8 Dallas 🇺🇸 United States
~10%
9 Houston 🇺🇸 United States
<5%
10 Los Angeles 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Genista Broom Moth in Mesa?

With luck

About 10% of wildlife watchers report a Genista Broom Moth sighting in Mesa on a given day, based on 16 verified sightings from GBIF citizen-science data. It is the 110th most-seen of the 232 insects we can rate there. Over three days the chance rises to about 20%, and over a week to about 40%, if each day is a fresh chance.

When is the best time to see a Genista Broom Moth in Mesa?

January–June and November

In those months about 10% of wildlife watchers report a Genista Broom Moth in Mesa on a given day, against under 5% in July–October and December, the lowest months.

What time of day is best to see a Genista Broom Moth?

Between 9 am and noon

Across all the parks we cover, that three-hour window holds the most Genista Broom Moth sightings with a recorded time, and about 9 in 10 of them come between 6 am and 6 pm: it is a daytime animal.

Is Mesa the best place to see a Genista Broom Moth?

Among the best

Of the 12 cities where we can rate Genista Broom Moth sightings, Mesa ranks 4th at about 10%, level with the leaders once rounded. The best odds are in Austin (United States, about 10%), San Antonio (United States, about 10%) and San Francisco (United States, about 10%).

Where does the Genista Broom Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Genista Broom Moth is recorded against all the insects logged in Mesa (16 verified sightings), 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.

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