Celastrina argiolus L.
he Holly Blue is a species in the family Lycaenidae
, and found in Europe, Asia, North America. The species lives in deciduous and mixed forests, bushes. Their wings are silver-blue spotted with pale ivory dots. The forewings of the female have broad black borders that are absent in the male. The wingspan is 11-15 mm. The flying time: the first generation in May; the second in June – August. The nutritional plants: the Alder Buckthorn (Frangula alnus), Common Buckthorn (Rhamnus cathartica L.), Raspberry (Rubus sp.), Heather (Calluna sp.).
Bottom sides of the wings