 | Sacramento County Quarantine The Asian citrus psyllid has been found in Sacramento County. The tiny insect damages citrus fruit but of more importance, it can transmit the deadly citrus disease Huanglongbing (HLB) or citrus greening. For more: If you live in Sacramento County and think you have found this Psyllid, please contact CDFA’s Pest Hotline: 1 (800) 491-1899 or the Sacramento County Agricultural Commissioner: (916) 875-6603 |
 | The highly destructive Oriental fruit fly has been confirmed in Sacramento County, Rancho Cordova. See quarantine boundaries. Report suspected finds to the Sacramento County Agricultural Commissioner office or call the California Department of Food and Agriculture's Pest Hotline at 1 (800) 491-1899. Read more on the Oriental fruit fly from Sacramento County. November, 2023. |
 | The highly destructive Japanese beetle has been confirmed in Sacramento County areas of Arden-Arcade and Rancho Cordova. Report suspected finds to the Sacramento County Agricultural Commissioner office or call the California Department of Food and Agriculture's Pest Hotline at 1 (800) 491-1899. Read more on the Japanese beetle from UC IPM. March, 2022. |
 | Brown marmorated stink bugs (BMSB) (Halyomorpha halys) continue to invade areas in Sacramento. Pest Note. |
 | The first official find of a Bagrada bug (Bagrada hilaris) in Sacramento County occurred on November 10, 2014, on a mustard plant in the vegetable demonstration garden at the Fair Oaks Horticulture Center. Photo G. Arakelian |
 | Leaffooted bugs have piercing-sucking mouthparts and feed on fruits, fruiting vegetables, nuts, and ornamentals. |
Master Gardener Studies
- Codling moth management - study by Chuck Ingels and FOHC orchard team.
- Spotted wing drosphilla trial - study by Chuck Ingels and FOHC orchard team.
External Resources
- Plant Problem Diagnostic Tool - UC Integrated Pest Management's newest offering to help you figure out what's eating that plant. It also includes diseases and other plant ailments.
- Codling moth - UC IPM pest note.
- Spotted wing drosphila - UC IPM pest note.
- Whiteflies - UC IPM pest note.
- Squash bugs - UC IPM pest note.
- Pest Notes from the UC IPM Program include more than 100 insects and other invertebrate pests (including insects, mites, mollusks, and nematodes). Each Pest Note describes how to identify the pest, its life cycle, the damage it causes, and management guidelines.
- Video Library from UC IPM. Find methods for managing the most common garden pests.
- If you don't know what the pest is, search UC IPM Online by plant type: