I'm not real familiar with Kentucky plants but when doing a google search, I found this Univ. Ky page about native plants that attract butterflies: http://www2.ca.uky.edu/agcomm/... If you scroll about 3/4 way down, there is a list of plants for Midsummer Blooms and Late Summer Blooms.
~ I'm an old gal who still loves playing in the dirt!
~ Playing in the dirt is my therapy ... and I'm in therapy a lot!