Garden Webworm Moth

Garden Webworm Moth

Achyra rantalis

Daily sighting probability <5% · Rare
at Los Angeles

In 3 days ~10%

13 Verified sightings at Los Angeles
32 In all 4 parks From 2019 to 2026
August Best month
☀️🌙 Day & Night When it's spotted

About the Garden Webworm Moth

Achyra rantalis, the garden webworm, is a moth of the family Crambidae described by Achille Guenée in 1854. It is found in North America, where it has been recorded from Maine to southern Quebec and Ontario, south to Florida and Mexico. It has also been recorded in Iowa, Colorado, California, and the West Indies. Its habitat consists of fields and gardens.

The wingspan is 17–23 millimetres (0.67–0.91 in). There may be up to four generations per year in the south. The larvae feed on the leaves of various low-growing plants, including alfalfa, beans, clover, corn, cotton, peas and strawberries. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Padre Island National Seashore 🇺🇸 United States
~10%
2 Big Bend National Park 🇺🇸 United States
~10%
3 Joshua Tree National Park 🇺🇸 United States
<5%
4 Saguaro National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 Austin 🇺🇸 United States
~20%
2 Dallas 🇺🇸 United States
~10%
3 San Antonio 🇺🇸 United States
~10%
4 Ciudad Juárez 🇲🇽 México
~10%
5 Houston 🇺🇸 United States
~10%
6 Detroit 🇺🇸 United States
~10%
7 Boston 🇺🇸 United States
~10%
8 Toronto 🇨🇦 Canada
~10%
9 Mesa 🇺🇸 United States
~10%
10 Torreón 🇲🇽 México
~10%

Before you go

What are the chances of seeing a Garden Webworm Moth in Los Angeles?

Rare

Under 5% of wildlife watchers report a Garden Webworm Moth sighting in Los Angeles on a given day, based on 13 verified sightings from GBIF citizen-science data. It is the 546th most-seen of the 851 insects we can rate there. Over three days the chance rises to about 10%, if each day is a fresh chance.

When is the best time to see a Garden Webworm Moth in Los Angeles?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Garden Webworm Moth in Los Angeles on a given day, so our monthly data shows no clear season.

What time of day is best to see a Garden Webworm Moth?

Between 10 pm and 1 am

Across all the parks we cover, that three-hour window holds the most Garden Webworm Moth sightings with a recorded time, and about 6 in 10 of them come between 6 am and 6 pm: it is seen both by day and at night.

Is Los Angeles the best place to see a Garden Webworm Moth?

21st of 21

Of the 21 cities where we can rate Garden Webworm Moth sightings, Los Angeles ranks 21st at under 5%. The best odds are in Austin (United States, about 20%), Dallas (United States, about 10%) and San Antonio (United States, about 10%).

Which relatives of the Garden Webworm Moth live in Los Angeles?

Same family: Crambidae

The closest relatives of the Garden Webworm Moth that you can see in Los Angeles (family Crambidae, Crambid Snout Moths) are Jalisco Petrophila (about 10%) and Inornate Pyrausta Moth (about 10%), with each one's daily chance of a sighting.

Where does the Garden Webworm Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Garden Webworm Moth is recorded against all the insects logged in Los Angeles (13 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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