Bug FAQStigmella rosaefoliella
Stigmella rosaefoliella · Order: Lepidoptera · Family: Nepticulidae
Source: Wikipedia
Adults have a wingspan of about 4.5 mm. They are found in several U.S. states and Ontario, Canada. There are three generations each year, with full-grown larvae in June-early July, August and October.
Source: Wikipedia
Size
The wingspan is roughly 4.5 mm.
Source: Wikipedia
What it eats
Larvae feed on rose species. They create mines inside the leaves of their host plants.
Source: Wikipedia
Life cycle
Three generations develop each year, with full-grown larvae appearing in June-early July, August and October.
Source: Wikipedia
Where it comes from
Its North-American range includes the same states and Ontario listed for habitat.
Source: Wikipedia
Where it is found in the US
Recorded in 26 of 51 states and DC. Most records: Massachusetts, Maryland, New York, Pennsylvania, New Jersey, North Carolina, Ohio, Vermont.
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
How many generations does Stigmella rosaefoliella have per year?
It produces three generations annually, with larvae maturing in June-early July, August and October.
Source: Wikipedia
What plants do the larvae feed on?
The larvae feed on rose (Rosa) species and mine their leaves.
Source: Wikipedia
Same family (Nepticulidae)
Sources
- Wikipedia: https://en.wikipedia.org/wiki/Stigmella_rosaefoliella
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-25 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-25.