Retarded Dagger
Acronicta retardata fam. Noctuidae
Host plant: Found on boxelder (Acer negundo).
Dates found: 13, Sep, 2024
Locations Found: River’s Edge Park, St. Louis County, MO
Notes: This species has multiple broods each year and mature caterpillars can be found from May through October in Missouri.
A Thousand Acres of Silphiums 