Bug FAQEuxoa citricolor
Euxoa citricolor · Order: Lepidoptera · Family: Noctuidae
The moth has a wingspan of about 34 to 37 mm. Adults fly in August and September. It produces one generation each year.
Source: Wikipedia
Size
The wingspan ranges from 34 to 37 mm.
Source: Wikipedia
Where it lives
It occurs in North America from the northern plains through the western states down to California, New Mexico and Colorado.
Source: Wikipedia
Life cycle
There is one generation per year.
Source: Wikipedia
When you see it
Adults are on the wing in August and September.
Source: Wikipedia
Where it comes from
Its North-American range includes eastern South Dakota, western North Dakota, southern Alberta, western Washington and the southwestern states.
Source: Wikipedia
Where it is found in the US
Recorded in 12 of 51 states and DC. Most records: Wyoming, Idaho, Oregon, Montana, Washington, Colorado, New Mexico, Utah.
Darker = more records. Counts are museum and citizen-science records, not population size.
Source: GBIF
Status: native in North America; native in Canada; native in United States. Source: iNaturalist
Months it is reported in the US
Source: GBIF
Questions people ask
When are adult Euxoa citricolor moths active?
Adults fly during August and September.
Source: Wikipedia
How many generations does this moth have each year?
It produces one generation per year.
Source: Wikipedia
Same family (Noctuidae)
Ipsilon Dart MothAgrotis ipsilonDamages trees, gardens or crops
Fall Armyworm MothSpodoptera frugiperdaDamages trees, gardens or crops
Army Cutworm MothEuxoa auxiliarisDamages trees, gardens or crops
Large Yellow UnderwingNoctua pronubaDamages trees, gardens or crops
Silver ΥAutographa gamma
American DaggerAcronicta americanaCan irritate skinSources
- Wikipedia: https://en.wikipedia.org/wiki/Euxoa_citricolor
Look it up elsewhere: GBIF · iNaturalist · BugGuide · ITIS · Wikipedia
Text written 2026-10-25 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-25.