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. …

First U.S. Detection of Citrus Yellow Vein Clearing Virus

Jim Rogers California Corner, Diseases

The first detection of citrus yellow vein clearing virus (CYVCV) has been made in Tulare, California. The disease was detected during the California Department of Food and Agriculture’s (CDFA) routine multi-pest survey. The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) has confirmed positive identifications of the disease. CDFA is surveying for the disease in Tulare County …

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 …

Oriental Fruit Fly Quarantine in Los Angeles County

Jim Rogers California Corner, Pests

A portion of Los Angeles County has been placed under quarantine for the Oriental fruit fly following the detection of 14 flies in the North Hills area of the San Fernando Valley. The quarantine zone measures 89 square miles. It is bordered on the north by the Angeles National Forest, on the south by the Ventura Freeway, on the west …

California Growers Show Strong Support for Citrus Research Board

Jim Rogers California Corner, Research

California citrus growers recently voted by a large margin to continue their support of the Citrus Research Board (CRB) in a state-mandated referendum. The recently concluded referendum, which must be held every five years, was conducted by the California Department of Food and Agriculture (CDFA). A majority of eligible citrus producers voted in the referendum. Their support was nearly unanimous …

California Fruit Fly Quarantines Removed

Jim Rogers California Corner, Pests, Regulation

Federal and state officials in late June removed Mediterranean fruit fly (Medfly) and Oriental fruit fly quarantines in California. The actions were taken by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA). MEDFLY The Medfly quarantine was removed in the Upland area of San Bernardino and Los …

California HLB Quarantine Areas Expanded

Jim Rogers California Corner, HLB Management, Regulation

Federal and state officials in late June expanded the areas quarantined for huanglongbing (HLB, also known as citrus greening), caused by Candidatus Liberibacter asiaticus, in California. The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (APHIS) took the action in cooperation with the California Department of Food and Agriculture (CDFA). APHIS added portions of Los Angeles, Orange, Riverside …

Kaolin Clay

Second CLas-Positive Psyllid Sample Found in California Grove

Jim Rogers California Corner, Pests, Psyllids

An Asian citrus psyllid (ACP) sample confirmed positive for Candidatus Liberibacter asiaticus (CLas) — the bacteria that causes huanglongbing (HLB) — was collected from a commercial citrus grove in the Pauma Valley area of California’s San Diego County. This confirmation marks the first CLas-positive ACP found in a commercial grove in San Diego County and only the second grove detection …

California’s Oldest Orange Approved for Production

Jim Rogers California Corner, Varieties

The 1,000th tree okayed for growing by California’s Citrus Clonal Protection Program happens to be California’s oldest orange variety in the state. Dubbed the Mother Orange Tree, Bidwell’s Bar is a sweet Mediterranean orange brought to California from Mazatlán, Mexico, and planted in 1856. It was first planted near the Bidwell Bar Bridge near Oroville. The tree’s survival skills are some …

California Panel Issues HLB Update

Jim Rogers California Corner, HLB Management, Pests

California’s commercial citrus groves remain free of HLB disease 14 years after Asian citrus psyllids (ACP) were first detected there. The state’s Citrus Pest and Disease Prevention Program (CPDPP) described that as “no small feat” in its recently released 2020-21 annual report. “The past fiscal year presented its fair share of headwinds for citrus-growing operations,” the report stated. “From pandemic-induced …

ACP Detection Response: ‘The System Is Working’

Jim Rogers California Corner, HLB Management, Pests

County and state officials in California have been actively responding to various Asian citrus psyllid (ACP) discoveries in the Central Valley in recent weeks. Kern, Tulare and Fresno counties have all reported an ACP detection over the last month. The Citrus Pest and Disease Prevention Division (CPDPD) has been implementing delimitation protocols and necessary treatment programs. CPDPD Director Victoria Hornbaker …

ACP Found at Packinghouse and Juice Plant in California

Jim Rogers California Corner, Psyllids

The California Department of Food and Agriculture (CDFA) recently urged all citrus industry members to be extra vigilant in their Asian citrus psyllid (ACP) mitigation steps and adherence to regulatory practices. The request is in response to ACP detections in the Central Valley over the last few weeks. ACP is the vector of HLB disease.  Multiple ACP were detected on …

FarmSense Pest-Monitoring System Awarded

Jim Rogers Awards, California Corner, Pests

FarmSense, Inc. was recently selected as one of two winners of the inaugural Riverside Angel Summit, a partnership between University of California, Riverside (UCR), the City of Riverside and community members. The Riverside Angel Summit is a program created to foster a thriving angel investment culture in the Riverside region by connecting investors to high-quality, vetted local entrepreneurs. FarmSense emerged …

Bee Sweet Citrus Adding New Mandarin Facility

Jim Rogers California Corner, Mandarins

Bee Sweet Citrus is expanding its packinghouse to include a state-of-the-art mandarin facility adjacent to California Highway 99 in Fowler. Construction for the company’s new facility broke ground in early 2022. The facility is expected to be fully operational during the 2022–2023 citrus season. The 213,000-square-foot building will include cold storage; holding and degreening rooms; washing, sorting and packing lines; …

Review of the 2020–21 California Citrus Season

Jim Rogers California Corner, Citrus

California Citrus Mutual (CCM) released its 2020–21 Final California Citrus Season Perspective report, which included the following summary conclusion: For the majority of the season, the fruit quality was excellent. The movement was steady, and shippers managed to hold prices fairly steady. The crop size, however, proved challenging as the season drew on. The 2020–21 season may go down in …

Slow Progress for Port Problems

Jim Rogers California Corner, Trade

California ports remain a critical logjam for products shipped in or out of the country. However, fresh fruit, including California citrus products, is managing to get to foreign markets. Shipping specialist Taylor Ball said “Fruit is getting shipped, but there is a lot of stress and worry involved. But demand remains high, and the prices are good.” Ball manages West …

Big Dips in California Navel and Mandarin Forecasts

Len Wilcox California Corner, Crop Forecast

The California Citrus Mutual (CCM) Marketing Committee estimates that the total navel orange crop for the 2021-22 season will be down 20% from the previous season’s final utilized, or sold, production. The committee also estimates that the mandarin crop will be down as much as 45% from the 2020-2021 season. According to the California Department of Food and Agriculture’s 2021-22 California …

Educational Videos on Cover Crops

Tacy Callies California Corner, Cover Crops

Cover crops, typically planted in the early fall, deliver a host of agricultural and conservation benefits. Citrus growers have found that cover crops reduce water demand, thus saving substantial irrigation costs. In addition, cover crops provide support to beneficial insects, which help reduce pesticide requirements. In partnership with the Contra Costa County Resource Conservation District, two University of California Cooperative …

Port Problems Plague Producers

Tacy Callies California Corner, Shipping

The ongoing supply-chain crisis is a big headache to businesses and consumers alike, with no end in sight for the immediate future. Perishable products are particularly at risk, as even a week or two delay can affect product quality. The port delays that caused the supply-chain crisis began on the West Coast with labor shortages due to the pandemic. These …

Medfly Quarantine in Southern California

Len Wilcox California Corner, Pests

A portion of San Bernardino and Los Angeles counties have been placed under quarantine for the Mediterranean fruit fly (Medfly) following the detection of two wild flies in and around the city of Upland in San Bernardino County. The U.S. Department of Agriculture (USDA), California Department of Food and Agriculture (CDFA), and the San Bernardino and Los Angeles county agricultural …