Arctic Blue

Plebejus glandon

Appearance: Below, hindwing usually has white band just inward of white marginal spots with male grayish-blue and female ochre colored blow. Both show two black spots on leading edge of hindwing below. Above, male is grayish-blue with black cell-end bars on both wings; female brown with similar cell-end bars on forewing only.

Size: Small; 7/8 to 1 inch

Habitat: Montane and subalpine meadows, alpine tundra

Season: May/June to late September

Larval Foodplant: Rock Primrose

Did You Know…
Eggs are laid singly on leaves, bracts, or sepals of the host plant. Caterpillars or chrysalids hibernate.

Species Gallery (click to enlarge)