Ground Beetles - School IPM - USU Extension

    Ground Beetles

    Carabidae

    ground beetle

    Predaceous ground beetle (Jim Jasinski, Ohio State University, Bugwood.org)

    Ground beetle

    Predaceous ground beetle (Llona L., Wikimedia Commons)

    Identification

    • 1/16 to 1 3/8 inches long
    • most are black or dark red, although some are blue, brown, or green
    • typically have shiny/glossy/metallic sheen
    • very common in pest monitors

    Nesting Habits

    • outdoors under logs, rocks, debris, etc.

    Diet

    • prey on other arthropods

    Significance

    • nuisance indoors
    • beneficial outdoors

    IPM Recommendations

    • Minimize hiding areas near the foundation.
    • Seal cracks around the outside foundation wall.
    • Install tight-fitting door sweeps at the base of all exterior doors.
    • Vacuum beetles that enter buildings.
    • Change exterior lighting to sodium vapor bulbs.