The following are designated chestnut pests: Chestnut bark disease (Endothia parasitica); large chestnut weevil (Curculio caryatrypes); small chestnut weevil (Curculio sayi); nut curculio (Conotrachelus carinifer); and the oriental chestnut gall wasp (Dryocosmus kuriphilus).
Wash. Admin. Code § 16-470-420
Statutory Authority: Chapter 17.24 RCW. 85-21-003 (Order 1875), § 16-470-420, filed 10/3/85.