Bug FAQSix-banded Longhorn Beetle
Dryobius sexnotatus · Order: Coleoptera · Family: Cerambycidae
Also called: maple dryobius
Most Six-banded Longhorn Beetles are found in the Ohio River Valley and have been recorded in at least fourteen eastern U.S. states. Adults fly from early March through early September, with the highest numbers seen from mid-June to mid-July. The larvae feed on the wood of maple, beech, basswood, and elm trees.
Source: Wikipedia
What it eats
Larvae eat the wood of maple, beech, basswood, and elm trees.
Source: Wikipedia
When you see it
Adults are on the wing from early March to early September, peaking mid-June to mid-July.
Source: Wikipedia
Where it comes from
Most specimens come from the Ohio River Valley and are known from at least fourteen eastern states.
Source: Wikipedia
Where it is found in the US
Recorded in 22 of 51 states and DC. Most records: Ohio, Tennessee, Kentucky, Missouri, Maryland, Indiana, Arkansas, Alabama.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
When are Six-banded Longhorn Beetles active?
Adults fly from early March through early September, with most sightings from mid-June to mid-July.
Source: Wikipedia
Where are Six-banded Longhorn Beetles found?
They are most common in the Ohio River Valley and have been recorded in at least fourteen eastern U.S. states.
Source: Wikipedia
Same family (Cerambycidae)
House LonghornHylotrupes bajulusCan damage your home
Asian Longhorned BeetleAnoplophora glabripennisDamages trees, gardens or crops
Red Milkweed BeetleTetraopes tetrophthalmus
White-spotted SawyerMonochamus scutellatusCan damage your home
Red Pine Longhorn BeetleStictoleptura rubra
Spotted Longhorn BeetleRutpela maculataSources
- Wikipedia: https://en.wikipedia.org/wiki/Dryobius
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-26 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-26.