Common name: Elm flea weevil
Scientific name: Orchestes steppensis (formerly identified at Orchestes alni)
Hosts: The weevil feeds on elms, especially Siberian elm (Ulmus pumila) and lacebark elm (Ulmus parvifolia). Hybrid elms with Asian parentage are also susceptible to this pest.
The elm flea weevil (Orchestes steppensis) has been a pest on elms in the upper Midwest since 2003. This insect is damaging in both the larval and adult stages.