Bug Identifier
Western Conifer Seed Bug
Community identification

Western Conifer Seed Bug

Leptoglossus occidentalis

Order & Family
Hemiptera; Coreidae
Size
16 to 20 mm (approx. 0.75 inches)
See this bug in the Encyclopedia

Natural Habitat

Coniferous forests and residential areas with evergreens like Douglas-fir and pine trees

Diet & Feeding

Nymphs and adults feed on the sap of developing cones and seeds of conifers

Behavior Patterns

Diurnal insects that are active during warmer months; known for seeking shelter in houses during fall to overwinter

Risks & Benefits

Harmless to humans but can produce a foul-smelling musk if handled; can be a nuisance pest in homes and potentially impacts seed production in forestry