Depressaria olerella is a moth of the family Depressariidae. It is found in most of Europe, except Ireland, the Netherlands, the Iberian Peninsula and most of the Balkan Peninsula.
The wingspan is 20–23 mm.[1] Adults are on wing from March to October.[2]
The larvae feed on Achillea millefolium, Tanacetum vulgare, Tanacetum corymbosum and Senecio species. They live between leaves spun together with silk.