Japanese Cedar Longhorned Beetle in Oregon
- The Oregon Department of Agriculture has detected the presence of the Japanese Cedar Longhorn Borer (Callidiellum rufipenne), a new pest to the state, in Portland after a tip from the public in 2023 and subsequent trapping in 2024.
- This wood boring beetle can attack and kill arborvitae, cedars, junipers, and other culturally and ecologically valuable host plants in the Cupressaceae family.
- More information on identification, pest status, & plant damage: https://oda.direct/JCLB-Alert
If you believe you've found a JCLB:
Notify ODA by calling (503) 986-4636
Make a report at the invasive species hotline: https://oregoninvasiveshotline.org
or, call 1-866-INVADER
Don’t forget to take a picture!
Do not move infested wood. Infested wood should be burned, chipped, or buried.
Contact
Insect Pest Prevention and Management
503-986-4636
plant-entomologists@oda.oregon.gov
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