Yellow-Horned Flower Longhorn Beetle

Yellow-Horned Flower Longhorn Beetle

Strangalia luteicornis

Daily sighting probability ~10% · With luck
at Shenandoah National Park

In 3 days ~20% in a week ~30%

10 Verified sightings at Shenandoah National Park From 2019 to 2026
10 In 1 park
July Best month
☀️ Diurnal When it's spotted

About the Yellow-Horned Flower Longhorn Beetle

Strangalia luteicornis is a species of flower longhorn in the family of beetles known as Cerambycidae. It is found in North America. It has been observed mating on Hydrangea arborescens and Saururus cernuus, with the female consuming pollen from the latter plant. Wikipedia →

Global Distribution

Parks Where Found

# Park Country Daily sighting probability
1 Shenandoah National Park 🇺🇸 United States
~10%

More parks will be added in future updates.

Cities Where Found

# City Country Daily sighting probability
1 Boston 🇺🇸 United States
~10%
2 Washington 🇺🇸 United States
<5%
3 New York City 🇺🇸 United States
<5%
4 Chicago 🇺🇸 United States
<5%

Before you go

What are the chances of seeing a Yellow-Horned Flower Longhorn Beetle in Shenandoah National Park?

With luck

About 10% of wildlife watchers report a Yellow-Horned Flower Longhorn Beetle sighting in Shenandoah National Park on a given day, based on 10 verified sightings from GBIF citizen-science data from 2019 to 2026. It is the 363rd most-seen of the 723 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.

When is the best time to see a Yellow-Horned Flower Longhorn Beetle in Shenandoah National Park?

June and July

In those months about 10% of wildlife watchers report a Yellow-Horned Flower Longhorn Beetle in Shenandoah National Park on a given day, against under 5% in August to May, the lowest months.

What time of day is best to see a Yellow-Horned Flower Longhorn Beetle?

Between 7 and 10 am

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

Where else can you see a Yellow-Horned Flower Longhorn Beetle?

Only Shenandoah National Park, in our data

Shenandoah National Park is the only park on Wallace's Line with enough records to rate Yellow-Horned Flower Longhorn Beetle sightings: about 10% of wildlife watchers there report one on a given day.

Which relatives of the Yellow-Horned Flower Longhorn Beetle live in Shenandoah National Park?

Same family: Cerambycidae

The closest relatives of the Yellow-Horned Flower Longhorn Beetle that you can see in Shenandoah National Park (family Cerambycidae, Longhorn Beetles) are Locust Borer (about 20%), Red Milkweed Beetle (about 20%) and Strangalepta Flower Longhorn Beetle (about 10%), with each one's daily chance of a sighting.

Where does the Yellow-Horned Flower Longhorn Beetle sighting chance come from?

GBIF citizen-science records

It is estimated from how often the Yellow-Horned Flower Longhorn Beetle is recorded against all the insects logged in Shenandoah National Park (10 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.

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