I don't know what this is, but it's beautiful. It looks like some kind of agastache.
Eastern Tiger Swallowtail (missing a huge chunk of his left wing) on Rose Campion
I just love hydrangea, and these two were so pretty!
Since I was striking out in the formal gardens, I headed into the meadows to continue my search for butterflies there.....
Common Whitetail (female)
Milkweed in bloom
Really quite lovely, don't you think?
immature Calico Penant
Eastern-Tailed Blue (finally!)
Northern Broken Dash
Eastern Tiger Swallowtail on milkweed
Eastern Pondhawk (female)
Eastern Pondhawk (immature male)
Little Wood Satyr