Habitat
The eastern tailed blue is found in shrubby areas, openings in woodlands, old pastures and fields,
roadsides, streamsides, and brushy clearings.
Diet
The eastern tailed blue caterpillar eats
a variety of plants in the Rosaceae or rose family including: wild cherry, wild plum, and chokecherry. The adult feeds on the nectar of
butterfly weed,
dogbane, and sulphur flower.
Life Cycle

The male eastern tailed blue perches on a bush and waits for a female. The female lays one egg at a time on the twigs or in the leaf litter at the base of a host plant.
The caterpillar stays in the leaf litter during the day and feeds at night.