Northern Spring Azure Butterfly (Celestrina lucia)

17 April

A couple of weeks or so early perhaps but several species of small blue butterflies will soon by appearing – often seen on the ground and on leavf litter beside trails in wooded areas Also known as the Lucia Azure butterfly.

The wingspan is between 22–35 mm. Adults are sexually dimorphic. The dorsal wing surface of males is blue, while females have a broad, dark brown outer forewing margin – of course, the dorsal surface is only visible when they are in flight and hard to photograph. On the wing from April to July.

The larvae feed on Vaccinium species, including V. pallidum. The larvae may be green, yellow, pink or brown, depending on their food source.