description Silvery Blue Overview
The Silvery Blue is the North American butterfly species Glaucopsyche lygdamus in the family Lycaenidae. Males have an iridescent silvery-blue upper surface with narrow dark borders, while females are usually darker and more broadly bordered; both sexes have gray-brown undersides with black spots ringed in white. Its caterpillars feed on plants in the pea family, and some are tended by ants.
help Silvery Blue FAQ
What is the scientific name of the Silvery Blue butterfly?
The Silvery Blue is Glaucopsyche lygdamus, a North American butterfly in the family Lycaenidae. It is named for the iridescent silvery-blue upper surface seen most strongly in males.
How can I tell male and female Silvery Blues apart?
Males usually have a brighter silvery-blue upper wing surface with narrow dark borders. Females are generally darker and have broader dark borders, while both sexes have gray-brown undersides.
Where does the Silvery Blue live?
It is a North American species found in open habitats where its larval food plants grow. The exact appearance and flight period can vary across its broad range.
What family does the Silvery Blue belong to?
It belongs to Lycaenidae, the family that includes blues, coppers, and hairstreaks. Its silvery-blue wings and gray-brown underside are typical identification features used in the field.
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