Bug FAQCrambus cypridalis
Crambus cypridalis · Order: Lepidoptera · Family: Crambidae
The moth has a wingspan of about 28 mm. It lives in North America, recorded from several western states such as California and Washington. Adults are on the wing from June through November.
Source: Wikipedia
How to recognize it
Crambus cypridalis belongs to the moth family Crambidae.
Source: Wikipedia
Size
Its wingspan measures roughly 28 mm.
Source: Wikipedia
What it eats
The larvae probably feed on grasses.
Source: Wikipedia
Life cycle
Adults are active from June to November.
Source: Wikipedia
When you see it
The flight period spans the months June through November.
Source: Wikipedia
Where it comes from
Its range includes parts of the United States such as California and Washington.
Source: Wikipedia
Where it is found in the US
Recorded in 11 of 51 states and DC. Most records: California, Washington, Idaho, Wyoming, Kansas, Montana, Nevada, Oregon.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in United States; native in Canada. Source: iNaturalist
Months it is reported in the US
Source: GBIF
More photos
Questions people ask
When can I see adult Crambus cypridalis?
Adults are on the wing from June through November.
Source: Wikipedia
Same family (Crambidae)
Box Tree MothCydalima perspectalisDamages trees, gardens or crops
Celery Leaftier MothUdea rubigalis
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_cypridalis
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-28 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-28.