587 * Coleophora caespititiellaLarval case on Soft Rush (Juncus effusus). August 2011
Wingspan: 8-10mm. Adults need gen.det to determine
Flight time: May-June. Flies at dusk and night
Food plant: Juncus spp. (Rush): Juncus conglomeratus, gerardii, effusus, articulatus, inflexus
Egg laid among the flowers, larva initially feeding inside the seed capsules. The case is made by the final instar larva and decorated with frass and vegetable material.
Larval case on Soft Rush, Juncus effusus. Ballingeary, Co. Cork, SW Ireland. August 2011