Locust Twig Borer Moth

Locust Twig Borer Moth

Ecdytolopha insiticiana

Daily sighting probability <5% · Rare
at Toronto

In 3 days ~10% in a week ~20%

19 Verified sightings at Toronto
21 In all 2 parks From 2019 to 2026
June Best month
🌙 Nocturnal When it's spotted

About the Locust Twig Borer Moth

Ecdytolopha insiticiana, the locust twig borer is a moth of the family Tortricidae. It is found in North America, including Pennsylvania, Iowa, West Virginia, Arkansas, Massachusetts, New York and Ontario. The wingspan is 20–25 mm. Adults are on wing from May to August.

The larvae feed on Robinia pseudoacacia. The larvae feed within the stem pith of seedlings, stump sprouts and new stem growth of older trees. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
~10%
2 Great Smoky Mountains National Park 🇺🇸 United States
<5%

Cities Where Found

# City Country Daily sighting probability
1 Washington 🇺🇸 United States
<5%
2 New York City 🇺🇸 United States
<5%
3 Toronto 🇨🇦 Canada
<5%
4 Boston 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Locust Twig Borer Moth in Toronto?

Rare

Under 5% of wildlife watchers report a Locust Twig Borer Moth sighting in Toronto on a given day, based on 19 verified sightings from GBIF citizen-science data. It is the 704th most-seen of the 1689 insects we can rate there. Over three days the chance rises to about 10%, and over a week to about 20%, if each day is a fresh chance.

When is the best time to see a Locust Twig Borer Moth in Toronto?

Any time of year

In every month with enough records, under 5% of wildlife watchers report a Locust Twig Borer Moth in Toronto on a given day, so our monthly data shows no clear season.

What time of day is best to see a Locust Twig Borer Moth?

Between 9 pm and midnight

Across all the parks we cover, that three-hour window holds the most Locust Twig Borer Moth sightings with a recorded time, and nearly all of them come between 6 pm and 6 am: it is mostly seen at night.

Is Toronto the best place to see a Locust Twig Borer Moth?

Among the best

Of the 4 cities where we can rate Locust Twig Borer Moth sightings, Toronto ranks 3rd at under 5%, level with the leaders once rounded. The best odds are in Washington (United States, under 5%) and New York City (United States, under 5%).

Where does the Locust Twig Borer Moth sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Locust Twig Borer Moth is recorded against all the insects logged in Toronto (19 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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