American Senna (Senna marilandica) is found in open areas that have full sun and are well drained. Senna has yellow flowers that bloom in the summer and fall. It is the host plant for three species of butterflies.
Golden Alexander (Zizia aurea) is found in open areas with moist soil such prairies, fields, and powerline right-of-ways. It has yellow flowers that appear in the summer. Golden Alexander is the host plant for two species of swallowtail butterflies and a species of mining bee. It is a nectar plant for many other insect species including bees, flies, and wasps.
False Nettle (Boehmeria cylindrica) is found in moist loamy places along streams and wetlands with no or light shade. It has green/white non-showy flowers that appear in the summer and fall. It is the host plant for three species of butterflies and a gall midge (fly).
Butterfly Weed (Asclepias tuberosa) is one of the most common milkweeds that is a host plant for Monarch Butterflies. It also serves as a host for other butterflies and a pollinator plant for others.