Texas

Texas Mexfly Quarantine Update

Daniel CooperPests, Regulation, Texas

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 …

pesticide

Farmer Alliance: Pesticide Data Program ‘Critical’

Daniel CooperPesticides

The Minor Crop Farmer Alliance (MCFA) recently requested that a U.S. Department of Agriculture Reorganization Plan not adversely impact the Pesticide Data Program (PDP) administered by the Agricultural Marketing Service. In a letter to Agriculture Secretary Brooke Rollins, the alliance called the PDP “a relatively small but exceptionally critical program upon which the agriculture community heavily depends.” The letter stated …

Hawaii

Hawaii Ready to Export Lemons and Limes

Daniel CooperExport, Export/Import, lemons, 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

Tacy CalliesCitrus, planting, Research

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

New Tool to Improve Crop Breeding

Daniel CooperBreeding, Research

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

Potent Compound for Psyllid Control

Daniel CooperHLB Management, Research

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 …

systems

New HLB Treatment Delivery Systems Under Study

Daniel CooperHLB Management, Research

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 …

citrus crop forecast

Final 2025 U.S. Citrus Crop Forecast Issued

Daniel CooperCitrus, Crop Forecast, Oranges, USDA

The U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) released its last citrus crop forecast update of the 2024-25 season on July 11. The Florida Valencia orange forecast increased 2%, from 7.4 million boxes in June to 7.55 million boxes. That increased the Florida all-orange forecast from 12 million boxes in June to 12.15 million boxes. Florida’s all-grapefruit forecast …

Argentine ant

Argentine Ant Management Innovations

Daniel CooperCalifornia Corner, Pests

Native to South America, Argentine ants were introduced to California in 1905. Today, 90% of Southern California and coastal orchards are infested with ants. Some trees experience up to 1 million ant visits per day. Ivan Milosavljević, Citrus Research Board (CRB) entomologist, presented that information in a June 17 webinar that was part of CRB’s Grower Seminar Series. His presentation …

citrus

CITRUS NURSERY SOURCE: Exciting Opportunity for Citrus Nurseries

Daniel CooperCitrus Nursery Source, Events

By Peter Chaires The International Society of Citrus Nurseries (ISCN) will hold its International Congress in Vina del Mar, Chile, on Aug. 18–19. Founded in 1981, ISCN was formed: ATTENDANCE AND TOPICS The International Congress is an opportunity to establish meaningful relationships, gain exposure to practical and academic information and tour nurseries and local citrus production. The event is not …

Oriental Fruit Fly

Oriental Fruit Fly Quarantine Lifted

Daniel CooperCalifornia Corner, Pests, Regulation

The Oriental fruit fly quarantine in California’s Orange County has been lifted following the eradication of the invasive pest. The California Department of Food and Agriculture (CDFA), in partnership with the U.S. Department of Agriculture (USDA) and the Orange County agricultural commissioner, announced the action. The Oriental fruit fly is known to infest more than 250 types of fruits and …

brown garden snail

Best Bets for Brown Garden Snail Management

Daniel CooperCalifornia Corner, Pests

Brown garden snails (Cornu aspersum) can reach incredible population densities in California citrus orchards if left unmanaged. More than 1,000 snails per tree have been documented in some cases, according to Mark Hoddle, University of California, Riverside biological control specialist. To help growers deal with this problem, Hoddle recently participated in a Citrus Research Board webinar. He presented information on …

Colony Collapses

Cause of Honey Bee Colony Collapses Found

Daniel CooperAgriculture, Research

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

Limoneira to Rejoin Sunkist Growers

Daniel CooperIndustry News Release, lemons

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 …

sweet orange scab

New Sweet Orange Scab Quarantine Established

Daniel CooperCalifornia Corner, Diseases, Regulation

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 …

lemon selections

Seven Lemon Selections Under Study

Daniel CooperCalifornia Corner, lemons

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 …

funding

Citrus Funding Appears Promising

Daniel Cooperfinancial

Recent reports from Florida Citrus Mutual (FCM) and California Citrus Mutual (CCM) indicate that major support is likely forthcoming for the U.S. citrus industry. RECORD FLORIDA FUNDING FCM reports that the Florida Legislature continues to finalize a budget for the 2025–26 state fiscal year with a vote expected in both the Senate and House chambers on June 18. Senate President Ben Albritton, has advocated for record citrus …

research

Nearly $23 Million Awarded for HLB Research

Daniel CooperHLB Management, 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

Labor Concerns Addressed at Florida Ag Conference

Daniel CooperLabor

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 …