Blue Copper

(Tharsalea heteronea)
Coppers

Appearance: Above, male is brilliant blue with no spots and with fine black veins and border fringed with white; female dull gray-brown or light blue with a scattering of black spots and white fringe. Below, both male and female white to gray with no or few black spots.

Wingspan: Small; 1 1/8 to 1 3/4 inches.

Habitat: Brushy areas, canyons, moist meadows and open areas; foothills, montane.

Flight Times: May to August; one brood.  Female lays eggs on the bracts of host plants where they overwinter.

Larval Foodplant:  Sulphur flower, wild buckwheats.

Did You Know…
Most male coppers set up a perch and wait for females to pass; Blue Coppers patrol and search for females, much like “true blue” males (Opler, 1999).  Erratic flier found close to the ground. Often mistaken for Boisduval’s Blue.