Figure 13. Goldenrod (top), ironweed (bottom), and other late-flowering plants provide important nectar sources for butterflies like the Viceroy (top) and Gulf Fritillary (bottom) during a time of the year when many popular ornamentals are not in bloom.
Figure 13. Goldenrod (top) and ironweed (bot) provide nectar

Top photo courtesy of Thomas G. Barnes, University of Kentucky; bottom photo by Chris Moorman