Bug FAQBilobed Dichomeris Moth
Dichomeris bilobella · Order: Lepidoptera · Family: Gelechiidae
Also called: Bilobed Dichomeris
The Bilobed Dichomeris Moth has a wingspan of about 15 mm. Adults are active from May through August. Its larvae eat the leaves of goldenrod (Solidago) and Aster species.
Source: Wikipedia
Size
Wingspan is roughly 15 mm (0.59 in).
Source: Wikipedia
Where it lives
It occurs in parts of Canada and the United States, from Nova Scotia and southern Quebec to Ontario, Maryland, Minnesota, Missouri and eastern Kansas.
Source: Wikipedia
What it eats
Larvae feed on the foliage of Solidago (including S. flexicaulis) and various Aster plants.
Source: Wikipedia
When you see it
Adults are on the wing from May until August.
Source: Wikipedia
Where it comes from
It is native to North America, recorded across eastern Canada and the central-eastern United States.
Source: Wikipedia
Where it is found in the US
Recorded in 24 of 51 states and DC. Most records: Ohio, New York, Vermont, Pennsylvania, Massachusetts, Michigan, North Carolina, Maine.
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 adult Bilobed Dichomeris Moths?
Adults are active from May through August.
Source: Wikipedia
What do the caterpillars eat?
The larvae feed on the leaves of goldenrod (Solidago) and Aster species.
Source: Wikipedia
Same family (Gelechiidae)
Angoumois Grain MothSitotroga cerealellaDamages trees, gardens or crops
Boxelder Leafworm MothChionodes obscurusella
Hairy, Toothed, and Shining Dichomeris Moths and AlliesDichomeris setosellaBlack-smudged Chionodes MothChionodes mediofuscella
Inverse and Kimball's Dichomeris MothsDichomeris inversella
Pink-washed Aristotelia MothAristotelia roseosuffusellaSources
- Wikipedia: https://en.wikipedia.org/wiki/Dichomeris_bilobella
Look it up elsewhere: GBIF · iNaturalist · BugGuide · Wikipedia
Text written 2026-10-27 from the sources above and checked sentence by sentence against them. Data fetched 2026-10-27.