What type of BUTTERFLIES are you trying to attract?
Monarch and any other butterflies, tiger swallowtail, Zebra and black swallowtail, and common blackeye
What NECTAR and HOST plants are in your garden?
Milkweed, parsley and bee balm, Zinnias, coneflowers phlox and Verbena, sedum, Hollyhock , snapdragons