Bug FAQCoptotriche badiiella
Coptotriche badiiella · Order: Lepidoptera · Family: Tischeriidae
Source: Wikipedia
Coptotriche badiiella larvae feed on oak trees such as white oak and pin oak, creating mines in the leaves. The leaf mines appear as oval blotches, which can reduce the aesthetic and health of the trees. It is found throughout eastern North America, from Ontario and Michigan down to Louisiana and North Carolina.
Source: Wikipedia
What it eats
The larvae feed on oak species, including white oak and pin oak, and they mine the leaves of these trees.
Source: Wikipedia
Life cycle
The leaf mine created by the larvae has the shape of an ovate blotch.
Source: Wikipedia
Where it comes from
Its native range is the same eastern North American region, from Ontario and Michigan down to Louisiana and North Carolina.
Source: Wikipedia
Where it is found in the US
Recorded in 17 of 51 states and DC. Most records: Michigan, Massachusetts, Virginia, North Carolina, Kentucky, Minnesota, Maryland, Arkansas.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
Which trees are affected by Coptotriche badiiella?
Its larvae feed on oak species such as white oak and pin oak, mining the leaves.
Source: Wikipedia
What does the leaf mine look like?
The mine appears as an oval blotch on the leaf surface.
Source: Wikipedia
Same family (Tischeriidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Coptotriche_badiiella
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-29 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-29.