Invasive Spotlight: Asian Citrus Psyllid and Huanglongbing

Mar 3, 2017

If you subscribe to our Pests in the Landscape blog, you'll notice that we frequently post updates about Asian citrus psyllid (ACP) and huanglongbing (HLB). Educate yourself about ACP and HLB so you can help prevent its spread. Here are a few things you can do:

  • Read the Pest Note: Asian Citrus Psyllid and Huanglongbing to learn how to identify the psyllid, host plants, and what you can do.
  • Visit this Distribution of ACP/HLB website to find out if ACP/HLB has been found in your area.
  • Watch this Youtube video to learn how to inspect for the psyllid.
  • Only purchase citrus from reputable nurseries and garden centers in your local area.
  • Be cautious when budding and grafting citrus trees. Use clean stock from a well-known source.
  • Do not move citrus plants, foliage or fruit into or out of your area, and especially across state or international borders.
  • If you live where ACP and HLB are found, find out the management strategies needed to protect your trees at the UC IPM Residential ACP Management Strategy website.
  • If you think you've spotted the pest or disease, call the free statewide pest hotline at 800-491-1899.

Further Resources

Citrus Pest & Disease Prevention Program

United States Department of Food and Agriculture

University of California, Riverside, Center for Invasive Species Research