Nectar/ Pollen -This plant is popular with several species of bees:Cuckoo bee, large Leaf- Cutting bees, Green Metallic bees. Wasps, flies and will also visit this plant for both nectar and pollen
Nectar - Butterflies
Host Plant - For caterpillars of the Silvery Checkerspot (butterfly) as well as several moths
Seed - Goldfinches
For more details on this plant visit the
Illinois Wildflower site