Citrus Growers Surveyed on Percent of Trees Infected

Josh McGillCitrus, Citrus Greening

Florida citrus growers: 80 percent of trees infected by greening By: Brad Buck, 352-294-3303, bradbuck@ufl.edu Source: Ariel Singerman, 863-956- 8870, singerman@ufl.edu GAINESVILLE, Fla. — Florida’s citrus growers say as much as 90 percent of their acreage and 80 percent of their trees are infected by the deadly greening disease, which is making a huge dent in the state’s $10.7 billion …

Florida Citrus Hall of Fame Inductees

Josh McGillCitrus

Citrus Industry Legends Inducted into Florida Citrus Hall of Fame Friday, March 11, was the Florida Citrus Hall of Fame Celebration Luncheon, where a crowd of over 400 citrus community and industry members welcomed three new inductees into the Hall of Fame. The inductees are Dr. William S. “Bill” Castle of Lake Alfred, John C. “Jack” Norris of Palm City, …

Legislative Progress for Florida Citrus Growers

Kelsey FryCitrus

In a message below, Mike Sparks, executive vice president/CEO of Florida Citrus Mutual, reports positive news on the current status of the citrus industry’s agenda items in the legislative session. Dear FCM Board and Members: It’s been a whirlwind 2016 in Tallahassee and with a week left in the scheduled legislative session, I have some very positive news to share. …

Congresswoman Cammack Hits the Road to Talk Farm Bill

Tacy CalliesCitrus, Farm Bill

More than two years after the 2018 farm bill expired, a new draft of the legislation was introduced in the House of Representatives on Feb. 13. That same day, Congresswoman Kat Cammack hit the road in Florida to host farm bill listening sessions in Alachua, Lake Wales and Clewiston. The House version of the bill is called the Farm, Food …

Arizona

Federal HLB Quarantine Established in Arizona

Daniel CooperPests, Regulation

Federal agriculture officials recently established an area quarantined for HLB in, paralleling the intrastate quarantine that the Arizona Department of Agriculture (AZDA) established on Feb. 7, 2025. The quarantined area of approximately 9 square miles is in the Nogales area of Santa Cruz County. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) took the recent action …

psyllid

Postfreeze Psyllid Populations Reduced

Daniel Cooperfreeze, Psyllids

Southeast citrus growers hoping that the Feb. 1 freeze would wipe out the Asian citrus psyllid (ACP) population are going to be disappointed. “What we do know about freezes is a lot of time they will reduce or delay the buildup of many of the populations of pests that we worry about,” said Lauren Diepenbrock, University of Florida Institute of …

harvest+

Brazilian Orange Forecast Updated

Tacy CalliesBrazil, Crop Forecast

The Feb. 10 forecast for Brazil’s São Paulo and Triângulo/Sudoeste Mineiro region is 292.6 million boxes of oranges. That’s a 0.7% reduction from the Dec. 10 forecast of 294.81 million boxes, and a 7% reduction from the initial forecast of the season on May 9 of 314.6 million boxes. The reduction is due to a decrease in the average size …

Millennium Block

Millennium Block HLB Findings Expected This Year

Daniel CooperHLB Management, Research

Fruit harvested at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Millennium Block from 2022 to 2026 will help determine the effectiveness of potential solutions to HLB. This season’s fruit will be harvested through early February, and research results are expected later this year.  The Millennium Block was planted in 2019 at the UF/IFAS Indian River Research …

Alico

Alico Sells Large Grove in Hendry County

Daniel CooperLand

Alico, Inc. on Jan. 15 announced the sale of approximately 2,950 acres of citrus grove in Hendry County for $26.8 million. The company also announced that it has made significant progress in its plans to generate cashflow from its agricultural assets. Those actions have advanced its strategic transformation from traditional citrus operations to a diversified land company.  According to Alico, …

UGA

UGA Extension Monitoring for Psyllid Movement

Daniel CooperGeorgia, Psyllids

The vector of citrus greening disease remains in low numbers in Georgia. University of Georgia (UGA) researchers are hoping the Asian citrus psyllid (ACP) stays that way. Led by UGA entomologist Apurba Barman, UGA Extension is monitoring for the insect in hopes of limiting its migration throughout South Georgia. “The good thing is, so far, we’ve found ACP in only …

individual protective covers

Benefits and Risks of Individual Protective Covers

Daniel CooperIPCs

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers have long extolled the virtues of individual protective covers (IPCs). Multi-county citrus Extension agent Edwin Gutierrez-Rodriguez does the same but also warns of potential risks. Following is information from a recent UF/IFAS blog article he authored. In the ongoing battle against huanglongbing (HLB), also known as citrus greening disease, …

recommendations

Gibberellic Acid May Help Manage Alternate Bearing

Daniel CooperCold Hardy, Production

A common management tool that Florida citrus growers use to improve the health of trees impacted by citrus greening disease could be a valuable resource for cold-hardy producers — but for a different reason. Mary Sutton, University of Georgia assistant professor and citrus Extension specialist, discussed the tool gibberellic acid (GA) at the recent Southeast Regional Fruit and Vegetable Conference …

transformation

Crop Transformation Center Speeding Up the HLB Battle

Daniel CooperBreeding, Technology

The urgency to find a solution to huanglongbing (HLB), also known as citrus greening disease, is why citrus is an initial focus of Florida’s Crop Transformation Center (CTC). The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and the state’s citrus industry established the center three years ago. Through the CTC, faculty at the main UF campus in …

disease

Disease Research Discussed at Brazilian Workshop

Daniel CooperBrazil, Diseases

Several Fundecitrus researchers recently made presentations at the Brazilian Workshop on Plant Disease Epidemiology, held in Pirenópolis, Goiás. The scientists discussed studies on disease epidemics affecting agricultural crops and management strategies. CITRUS FLOWER ROT FORECASTING Geraldo Silva Junior addressed the citrus flower rot forecasting system — developed in partnership with Luiz de Queiroz College of Agriculture University of São Paulo(ESALQ/USP) …

changes

Quarantine Changes for California and Texas

Daniel CooperPests, Regulation

Federal and state agriculture officials recently made changes to huanglongbing (HLB, also known as citrus greening disease) and Mediterranean fruit fly (Medfly) quarantines in California. They also removed a Mexican fruit fly (Mexfly) quarantine in Texas. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) reported these changes. CALIFORNIA HLB On Nov. 25, APHIS and the California …

Why HLB Is So Difficult To Control

Daniel CooperBrazil, HLB Management

Brazil’s Fundecitrus recently published a scientific article explaining why HLB is so difficult to control. “Why is it so difficult to control huanglongbing (HLB)? Point of view” was published by the journal Scientia Agricola (Agricultural Science). It was authored by Fundecitrus researcher Renato Bassanezi and post-doctoral researcher Isabela Vescove Primiano, in collaboration with the late professor Armando Bergamin Filho of …

quality

Brazil’s Orange Crop Forecast Drops Again

Tacy CalliesBrazil, Crop Forecast

Fundecitrus’ Dec. 10 orange crop forecast for the São Paulo and Triângulo/Southwest Minas Gerais Citrus Belt in Brazil is for 294.81 million boxes of oranges. That’s a reduction of 3.9% from the September forecast of 306.74 million boxes and a 6.3% reduction from the initial May forecast of 314.6 million boxes. The two main reasons for the reduction in the …

Florida

What We’ve Learned From 20 Years of HLB Research in Florida

Daniel CooperHLB Management, Research

By Michael Rogers It has now been two decades since huanglongbing (HLB), or citrus greening, was first detected in Florida. That announcement in August 2005 changed everything for the Florida citrus industry. At the time, Florida citrus was still a global powerhouse. Less than a year earlier, HLB had been confirmed in Brazil, and we were aware of its devastating …

winter

Implementing Insecticide Sprays for Winter Management of Psyllids

Daniel CooperHLB Management, Psyllids, Tip of the Week

By Jawwad A. Qureshi In winter, citrus trees enter a state of quiescence due to lower light and cooler temperatures, which slows their metabolic activity. Therefore, most citrus trees do not produce new shoots during this period. These young shoots are essential for the growth of the Asian citrus psyllid (ACP), Diaphorina citri. The ACP is a small sap-feeding insect …

trials

Trials Show Organic Tool Could Mitigate the Impact of HLB

Daniel CooperHLB Management, Organic

Mountain Valley MD Holdings Inc. (MVMD) recently reported positive results from ongoing citrus field trials in Brazil for its Agrarius™ signaling technology. Agrarius™ is designed to organically increase crop yields, reduce fertilizer and pesticide usage and enhance plant health. MVMD has been working with a client-directed third-party agricultural partner, FARM ATAC, in Brazil to assess the impact of the application …