Bug Identifier
Bluegrass Billbug
Community identification

Bluegrass Billbug

Sphenophorus parvulus

Order & Family
Order: Coleoptera, Family: Curculionidae
Size
6 to 8 mm (approximately 1/4 to 1/3 inch)
See this bug in the Encyclopedia

Natural Habitat

Turfgrass areas such as lawns, golf courses, and meadows

Diet & Feeding

Larvae feed on the stems and crowns of grasses; adults chew on grass blades and stems.

Behavior Patterns

Diurnal insects often seen crawling on sidewalks or driveways; larvae tunnel through grass stems, eventually moving into the soil to feed on roots.

Risks & Benefits

Considered a significant turf pest that can cause large brown patches in lawns; no direct risk to humans or pets but economically detrimental to landscaping.