Insects

Ips grandicollis

Eastern five-spined engraver beetle (Ips grandicollis)
Latin Name Ips grandicollis
Common Name Eastern five-spined engraver beetle
Biology

Adults are ~4 mm, reddish-brown. Attacks pines. Multiple generations/year. Overwinters as adults. Males produce aggregation pheromones .

Damage

Creates galleries under bark, leading to top kill. Weakens pines .

Distribution Regions

North America (e.g., US, Mexico) .

Monitoring

Visual inspection of boring dust. Pheromone traps .

Recommended Traps

Pheromone traps (e.g., slot traps) .

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