Using Gibberellic Acid in California Citrus

Jim Rogers California Corner, PGRs

Craig Kallsen, University of California Agriculture and Natural Resources (UCANR) citrus and pistachio farm advisor for Kern County, offered suggestions for the use of gibberellic acid (GA3) on citrus in the San Joaquin Valley. Highlights follows: See Kallsen’s full article on gibberellic acid use here. Source: UCANR

Coordinated Psyllid Treatment Recommended in California

Jim Rogers California Corner, Pesticides, Psyllids

The San Joaquin Valley ACP (Asian citrus psyllid)/HLB Area-Wide Task Force in California is recommending growers participate in a coordinated treatment application in commercial citrus orchards. This recommendation is for orchards located east and south of Bakersfield and includes young, non-bearing trees. The recommendation comes as a result of higher than normal HLB-spreading ACP finds in traps earlier this summer. …

Growers Addressing California Red Scale

Jim Rogers California Corner, Pests

Citrus growers are working to address California red scale populations, as second-generation crawlers have emerged in the San Joaquin Valley. University of California Cooperative Extension Area Citrus IPM Advisor Sandipa Gautam said a tool for tracking degree days in Kern, Tulare, Fresno and Madera counties can be a helpful resource for growers. Gautam explained that the hot and dry conditions …