Bug FAQInlaid Grass-veneer
Crambus pascuella · Order: Lepidoptera · Family: Crambidae
The moth has a wingspan of about 20 to 24 mm. It lives in Europe and Asia Minor and flies from May to September. Its larvae eat various grasses, especially Poa species.
Source: Wikipedia
Size
Wingspan ranges from 20 to 24 mm.
Source: Wikipedia
Where it lives
Found in Europe and Asia Minor.
Source: Wikipedia
What it eats
Larvae feed on a variety of grasses, especially species of Poa.
Source: Wikipedia
When you see it
Adults are on the wing from May through September, depending on location.
Source: Wikipedia
Where it comes from
Native to Europe and Asia Minor.
Source: Wikipedia
Where it is found in the US
Recorded in 23 of 51 states and DC. Most records: North Carolina, California, Alaska, Michigan, Colorado, Oregon, West Virginia, Massachusetts.
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
When can I see these moths?
They are active from May to September, depending on where you live.
Source: Wikipedia
Same family (Crambidae)
Box Tree MothCydalima perspectalisDamages trees, gardens or crops
Celery Leaftier MothUdea rubigalisDamages trees, gardens or crops
Elegant Grass-veneerMicrocrambus elegans
Hawaiian Beet Webworm MothSpoladea recurvalisDamages trees, gardens or crops
Garden Grass-veneerChrysoteuchia culmellaDamages trees, gardens or crops
Bluegrass Webworm MothParapediasia teterrellusDamages trees, gardens or cropsSources
- Wikipedia: https://en.wikipedia.org/wiki/Crambus_pascuella
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-22 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-22.