Coleophora trochilella is a moth of the family Coleophoridae. It is found in all of Europe, with possible exception of parts of the Balkan Peninsula.
The wingspan is 11âÂÂ14 mm.It is very similar to Coleophora follicularis and microscopic examination of the genitalia is required to separate the two.
Adults are on wing from June to July.
The larvae feed on Asteraceae species (Achillea, Artemisia vulgaris, Eupatorium, Tanacetum). The mouth angle is 45ð-60ð. The larvae are found at the leaf underside. Cases have been recorded from August to June of the following year.