Family: Lycaenidae 1580     *     Celastrina argiolus     *     Holly Blue Common and widespread but numbers fluctuate due to the parasitic ichneumon wasp Listrodomus nycthemerus Wingspan: 35mm Flight time: Two generations March-June and July-September Habitat: Urban and rural areas where foodplants occur Larvae feed on the flower buds of Holly (Ilex) in spring and on the flower buds and berries of Ivy (Hedera) in late summer and autumn

Holly Blue, Celastrina argiolus
Larva: September 2014