False Foxglove, Agalinis species, is a US and Canada native host for Buckeye butterflies. (See map at bottom of page.)
There are quite a few Agalinis species of plants.
Nectar source for butterflies and many other insects.
Height varies depending upon species, from 12″ to over 6′ tall
Bloom – lavender, white, yellow, depending upon species
Flowers in the fall
Soil, water, depends upon species