Citrus Pest Blog

Beth's blog about citrus pests

California Red Scale Degree Days Update
Posted 5/9/2012 - First generation California red scale crawlers emerge at 550 degree days (DD).  As of Monday, Kern County had accumulated 483 DD, and so the crawlers will begin emerging next week.  Tulare County accumulated 443 DD and crawlers should...

Tri-National Meeting on Huanglongbing/Asian Citrus Psyllid in Visalia
Posted 4/21/2012 - Several times a year, researchers from Belize, Mexico and the US meet to discuss research and management progress on huanglongbing (HLB) disease of citrus and its vector Asian citrus psyllid (ACP).  This week they met in Visalia.  I came away from the...

California Red Scale Flight in Full Swing
Posted 4/17/2012 - In Tulare County, the first flight of male red scales began the week of March 19, so we are using that as the biofix for the San Joaquin Valley.  As our degree day page shows...

Huanglongbing Disease Found in Southern California
Posted 4/9/2012 - Background: Many of you have heard, that huanglongbing was found in a tree in a yard in Hacienda Heights in southern California.  The disease was found by collecting live Asian citrus psyllids at a trap location into alcohol and testing them for the...

The New Edition of the Citrus IPM Manual is Available!
Posted 2/24/2012 - Introducing the newly updated IPM for Citrus—3rd Edition. Now with even more photos, more resources, and more pests! Learn to apply the principles of integrated pest management to identify and manage more than 150 common citrus pests, diseases, and...