species 2,513 observations

Cranberry Blue

Agriades optilete

Field notes

Agriades optilete, the cranberry blue, is a butterfly of the family Lycaenidae. It is found in north eastern Europe, the Alps, North Asia, Japan, Korea and north western North America.

The length of the forewings is about 14 mm. The butterfly flies from June to August depending on the location.

The larvae feed on Vaccinium oxycoccos, Empetrum nigrum, bilberry and other cranberry and Empetrum species.

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11 native plants
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Range

United States

Greener is more native, amber more introduced; paler is less certain. How this was decided