California’s huanglongbing (HLB, also known as citrus greening) quarantine and its Santa Clara Mediterranean fruit fly (Medfly) quarantine were recently expanded. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) in cooperation with the California Department of Food and Agriculture (CDFA) expanded the quarantines. HLB The HLB-quarantined area in Riverside County was expanded by 3 square miles. …
Medfly Quarantine Expansion
Federal and state agriculture officials expanded the Santa Clara Mediterranean fruit fly (Medfly) quarantine twice in late October in California’s Alameda and Santa Clara counties. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA) enacted the expansion. On Oct. 21, the agencies expanded the quarantine in response to …
Several Expansions to Santa Clara Medfly Quarantine
Over the past month, the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the California Department of Food and Agriculture (CDFA) have expanded the Santa Clara Mediterranean fruit fly (Medfly) quarantine in California three times. Their actions resulted in the inclusion of a portion of Alameda County in the quarantine while also expanding the quarantine area …
Changes to Mexfly Quarantines in Texas
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) have made several recent changes to Mexican fruit fly (Mexfly) quarantines in Texas. DONNA REMOVED On Sept. 10, the agencies reduced the Donna Mexfly quarantine in Hidalgo County by 66 square miles, including 945 acres of commercial citrus. The amended quarantine …
Texas Mexfly Fruit Movement Protocol Revised
Federal agriculture officials have revised the requirements for the interstate movement of fresh citrus fruit from core areas of a Mexican fruit fly (Mexfly) quarantine in Texas. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) issued a revised federal order and protocol on Sept. 23. The protocol in the federal order provides three schedules for the interstate …
FFVA Names New Emerging Leader Development Class
The Florida Fruit & Vegetable Association (FFVA) has announced the Class 15 members of its Emerging Leader Development Program (ELDP). Class 15 members are: Over the coming year, class members will gain a comprehensive understanding of the agricultural industry. They will do that by visiting FFVA’s headquarters, touring farming and packing operations across Florida, meeting with elected officials and state …
Sunkist and Fruit Growers Supply To Reorganize
Sunkist Growers, Inc., a citrus marketing cooperative founded in 1893, announced that it and Fruit Growers Supply Company, its sister company founded in 1907, will strategically reorganize effective Nov. 1. A new California cooperative — Sunkist Growers, Inc. — is being formed and will serve as the holding company of the existing Sunkist Growers and Fruit Growers Supply Company. The …
Texas Mexfly Quarantine Update
Federal and Texas agriculture officials amended the Brownsville Mexican fruit fly (Mexfly) quarantine in Cameron County and removed the Edinburg Mexfly quarantine in Hidalgo County. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) made the amendments. On Aug. 22, APHIS and TDA reduced the Brownsville quarantine by 67 square …
Hawaii Ready to Export Lemons and Limes
Researchers from the U.S. Department of Agriculture-Agricultural Research Service (USDA/ARS) are opening new markets for America’s fruit growers. In Hawaii, Lisbon lemons and Persian or Tahiti limes, both commercially popular cultivars, are new crops recently planted on the rich-soil island of Maui. Currently, the fruit is being sold locally, but harvest volumes may eventually surpass local demand. Export from Hawaii …
Research Renders Reasons to Replant
By J. Scott Angle, jangle@ufl.edu, @IFAS_VP Growing up in Polk County, Emily Worbington saw the groves disappearing. She passed more and more rooftops as she drove around Auburndale. In nearby Eagle Lake, Joe Volpe watched trees vanish, too. In fact, he tore out trees himself in his family’s century-old grove. “It broke my heart,” he says. PERSONAL PURSUITSWorbington and Volpe’s …
New Tool to Improve Crop Breeding
A new tool has allowed researchers probe the metabolic processes occurring within the leaves, stems and roots of clementine citrus trees. The goal is to improve the yields, flavor and nutritional value of citrus and non-citrus crops. To build the tool, the team — led by the University of California San Diego (UC San Diego) researchers — focused on the …
Potent Compound for Psyllid Control
A recent article by the São Paulo Research Foundation explains how a potent compound might aid in controlling the Asian citrus psyllid, the vector of citrus greening disease. In São Paulo, greening is managed in part by controlling the psyllid. In an attempt to manipulate psyllid behavior, a team of scientists discovered α-copaene, a molecule present in large quantities in …
New HLB Treatment Delivery Systems Under Study
Texas A&M AgriLife Research is launching a multi-institutional study to develop and evaluate systems that deliver treatments to HLB-affected trees. The principal investigator is Kranthi Mandadi, plant molecular biologist at the Texas A&M AgriLife Research and Extension Center at Weslaco and professor in the Texas A&M Department of Plant Pathology and Microbiology. The three-year, $1.1 million project is supported by the Emergency Citrus Disease Research …
From University Grove to Ice Cream Shop
Walking through rows of citrus groves on a sunny April morning, University of California Riverside (UCR) Dining Services employees picked fruit off trees and loaded it into the bed of a truck. A little more than a month later, fresh ice cream made from that citrus was being served in Scoops Ice Cream Shop at UCR. The citrus came from …
Cause of Honey Bee Colony Collapses Found
Scientists at the U.S. Department of Agriculture’s Agricultural Research Service (USDA/ARS) are helping American beekeepers solve the mystery behind widespread honey bee colony collapses and the debilitating effects this has on U.S. agriculture. Researchers have submitted a manuscript to a scientific journal for peer review based on findings that identified high levels of deformed wing virus A and B and …
Limoneira to Rejoin Sunkist Growers
Sunkist Growers, Inc. announced that Limoneira Company, one of its original founding members, will rejoin the organization effective Nov. 1. The move marks a meaningful reunion and a bold step forward for both companies. “This is more than a return. It’s a powerful alignment of shared history, values and vision,” said Jim Phillips, president and chief executive officer (CEO) of Sunkist …
New Sweet Orange Scab Quarantine Established
A new quarantine area for sweet orange scab (SOS) was recently established in the Burbank area of California’s Los Angeles County. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) in cooperation with the California Department of Food and Agriculture announced the quarantine area. The 91-square-mile quarantine was established because of an SOS detection in a plant …
Seven Lemon Selections Under Study
In a recent webinar, Tracy Kahn provided details about seven lemon selections undergoing Citrus Research Board trials at four California locations. Kahn is the Givaudan Citrus Variety Collection endowed chair at the University of California, Riverside (UCR). The information she presented included the selections’ compatibility with various rootstocks. All of the lemon selections are irradiated and described as seedless, except …
Nearly $23 Million Awarded for HLB Research
The U.S. Department of Agriculture National Institute of Food and Agriculture (USDA/NIFA) announced May 28 it has invested nearly $23 million in 14 HLB projects in 2025. The projects seek to find solutions to combat and prevent HLB in citrus. The projects are part of the Emergency Citrus Disease Research and Extension Program. The University of Florida is the only …
Labor Concerns Addressed at Florida Ag Conference
Growers spend a substantial amount of money every year to employ a labor force for their crops. Labor is the main issue that John Walt Boatright deals with as director of government affairs at the American Farm Bureau Federation. “No matter where we go and no matter who we talk to in farm country, labor continues to be the focal …





























