Claim: Coleophora ornatipennella larvae feed on Aleopecurus, or fox tail grass.
Evidence: The larvae feed on Alopecurus, Anthoxanthum, Avena, Briza, Bromus, Dactylis glomerata, Holcus, Koeleria and Poa species. Alopecurus, or foxtail grass, is a common and widespread genus of plants in the grass family.