A recent study combining data from more than 76,000 surveys from 35 monitoring programs across the country found butterfly ...

The scarce butterfly can be found in grasslands and around host plants such as wild blue lupine and wild indigo. Their numbers continue to decline, and they are predicted to be federally endangered.

The Karner blue butterfly is one of many species of butterflies that depend on specific host plants. Because the caterpillars only feed on blue lupine plants, they depend on hatching at the right time ...

A new study sheds light on how extreme weather events impact phenological processes, specifically the flight period of butterflies and moths and the flowering time of plants, with implications for ...

Prairie Nursery, one of the first nurseries to grow and sell native plants, says Lupine is not only one of the best flowers for bees, but the only host plant for the rare Karner Blue butterfly.