Large Orange Sulphur

Large Orange Sulphur

Phoebis agarithe

Daily sighting probability ~10% · With luck
at San Luis Potosí

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

8 Verified sightings at San Luis Potosí
528 In all 10 parks From 2019 to 2026
July Best month
☀️ Diurnal When it's spotted

About the Large Orange Sulphur

Phoebis agarithe, the large orange sulphur, is a butterfly in the family Pieridae. It is found from Peru north to southern Texas and peninsular Florida. Rare strays can be found up to Colorado, South Dakota, Wisconsin, and New Jersey. The species has also been introduced in Hawaii. The habitat consists of open, tropical lowlands including gardens, pastures, road edges, trails and parks.

The wingspan is 57–86 mm (2.2–3.4 in). Adults are on wing from August to September in southern Texas and all year round in the tropics. They feed on flower nectar, favoring lantana, shepherd's needle, bougainvillea, rose periwinkle, Turk's cap and hibiscus.

The larvae feed on fresh leaves of Pithecellobium and Inga species. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Everglades National Park 🇺🇸 United States
~30%
2 Bahía de Loreto National Park 🇲🇽 Mexico
~20%
3 Cumbres de Monterrey National Park 🇲🇽 Mexico
~20%
4 Ría Lagartos Biosphere Reserve 🇲🇽 Mexico
~10%
5 Big Cypress National Preserve 🇺🇸 United States
~10%
6 Arrecifes de Cozumel National Park 🇲🇽 Mexico
~10%
7 Big Bend National Park 🇺🇸 United States
~10%
8 Calakmul Biosphere Reserve 🇲🇽 Mexico
~10%
9 Joshua Tree National Park 🇺🇸 United States
~10%
10 Saguaro National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 Monterrey 🇲🇽 México
~20%
2 Torreón 🇲🇽 México
~20%
3 Tijuana 🇲🇽 México
~10%
4 Guadalajara 🇲🇽 México
~10%
5 San Antonio 🇺🇸 United States
~10%
6 San Luis Potosí 🇲🇽 México
~10%
7 Miami 🇺🇸 United States
~10%
8 Austin 🇺🇸 United States
<5%
9 Phoenix 🇺🇸 United States
<5%
10 Los Angeles 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Large Orange Sulphur in San Luis Potosí?

With luck

About 10% of wildlife watchers report a Large Orange Sulphur sighting in San Luis Potosí on a given day, based on 8 verified sightings from GBIF citizen-science data. It is the 58th most-seen of the 91 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 Large Orange Sulphur in San Luis Potosí?

June and July

In those months about 20% of wildlife watchers report a Large Orange Sulphur in San Luis Potosí on a given day, against under 5% in September and November–May, the lowest months. Those are among San Luis Potosí's wettest months, with about 95 mm of rain a month against 5 mm in April.

What time of day is best to see a Large Orange Sulphur?

Between 10 am and 1 pm

Across all the parks we cover, that three-hour window holds the most Large Orange Sulphur sightings with a recorded time, and nearly all of them come between 6 am and 6 pm: it is a daytime animal.

Is San Luis Potosí the best place to see a Large Orange Sulphur?

6th of 15

Of the 15 cities where we can rate Large Orange Sulphur sightings, San Luis Potosí ranks 6th at about 10%. The best odds are in Monterrey (México, about 20%), Torreón (México, about 20%) and Tijuana (México, about 10%).

Where does the Large Orange Sulphur sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Large Orange Sulphur is recorded against all the insects logged in San Luis Potosí (8 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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