Papilionoidea

Lycaeninae

Imago
Genus
Plebeius
Species
argus
Author/Year
Linnaeus, 1758
English Vernacular
Silver Studded Blue
French Vernacular
Azure de l'ajonc
Annual Flight Period
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Wingspan: 19mm - 27mm

Imago: Univoltine in the north and bivoltine in the south of its range. Can be found on heathland and grassy slopes up to around 1500m. 

Larva: Polyphagous, feeding on heather (Calluna vulgaris), crown vetch (Coronilla varia), rock rose (Helianthemum nummularium), bird's foot-trefoil (Lotus corniculatus), common restharrow (Ononis repens) and other plants.

Overwinter: As an egg

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Imago