The basil-thyme case-bearer moth (Coleophora tricolor) is a moth of the family Coleophoridae found in Europe. It was first described by the 6th Baron Walsingham in 1899.
The wingspan is 14âÂÂ18 mm.
The larvae feed on grasses (Poaceae species), including Bromopsis erecta, cock's-foot (Dactylis glomerata), Yorkshire fog (Holcus lanatus), crested hair-grass (Koeleria macrantha), timothy (Phleum bertolonii) and common meadow-grass (Poa pratensis). Larvae can be found from September to June or July.
It is found in Great Britain, southern France and Greece.