Ching-Hong Yang, University of Wisconsin-Milwaukee (UWM) biological sciences professor, was recently awarded a $1.5 million federal grant to support research on a compound that suppresses HLB disease. His project is titled Bringing RejuAgro to Market: Development of a Groundbreaking Trunk Injection Biopesticide for Huanglongbing (HLB). The grant is from the U.S. Department of Agriculture National Institute of Food and Agriculture …
Florida Citrus Forecast Holds Steady
The 2024–25 citrus forecast released on May 12 by the U.S. Department of Agriculture shows little change from the April forecast. ORANGESThe Florida all-orange forecast, at 11.63 million boxes, is up less than 1% from last month. If realized, this will be 36% less than last season’s final production. The forecast consists of 4.58 million boxes of non-Valencia oranges (early, …
Report Citrus Acreage to USDA
The executive director of the Georgia Citrus Association recently reminded fellow growers of the importance of reporting their citrus acreage to the U.S. Department of Agriculture (USDA) Farm Service Agency (FSA). “Accurate acreage reporting is more than a box to check. It’s a powerful tool that directly impacts our ability to receive support, shape policy and respond to challenges,” Lindy …
Mechanism of Resistance to HLB Identified
A research team led by Jian Ye from the Institute of Microbiology of the Chinese Academy of Sciences has identified the first mechanism of citrus resistance to HLB. Results of the study were published in Science. Utilizing artificial intelligence (AI), the team has also developed antimicrobial peptides that offer a promising therapeutic approach to combat the disease. This discovery addresses …
Florida Southern College’s Malcolm Manners to Retire
Malcolm Manners, Florida Southern College (FSC) professor of citrus science and coordinator of the citrus and horticultural science program, will soon retire after 44 years at the college. Manners’ fascination with plants and horticulture started at a young age. “My parents were always gardeners, and I’ve had an interest in plants my whole life,” he said. After earning a bachelor’s degree …
Gene Plays Role in Boosting Citrus Cold Tolerance
A pioneering study has uncovered the role of a key gene, PtrPAT1, in boosting cold tolerance in citrus plants by regulating the accumulation of glycine betaine (GB). This breakthrough deepens understanding of how plants cope with cold stress and opens the door to developing cold-resistant citrus varieties. Citrus plants, traditionally cultivated in tropical and subtropical climates, are highly vulnerable to …
Citrus Crop Forecast Shows Changes in All States
The April 10 citrus crop forecast from the U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) showed increases for most citrus-producing states. FLORIDA In Florida, grapefruit and tangerine/mandarin crops climbed 8% and 14%, respectively. The Florida grapefruit crop increased by 100,000 boxes, to 1.3 million boxes. The tangerine/mandarin crop rose by 50,000 boxes, to 400,000 boxes. Florida’s orange crop …
Chilli Thrips Management in Florida
By Maegan Beatty Last month, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted a citrus insect workshop that covered almost 10 different pests that pose a threat for Florida citrus. Lance Osborne, professor and researcher at the Mid-Florida Research and Education Center, presented research on chilli thrips. Chilli thrips (Scirtothrips dorsalis) can live in over 150 …
Temperature Inversion: Not a Friend of Pesticide Applicators
By Wael Elwakil Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Temperature inversion is a weather phenomenon that alters the natural air movement in the lower layer of the atmosphere (troposphere). …
PIECES OF THE PAST: Remembering the Florida Orange Festival
By Brenda Eubanks Burnette In 1924, a group of citrus growers in Winter Haven decided to showcase Florida’s burgeoning citrus industry with a celebration they originally called the Winter Haven Orange Festival. The event included business booths, beautiful displays of citrus fruit and a search for a young woman to represent the industry during the three-day festival. The festival was …
Farm Labor Addressed at Florida Citrus Show
Labor is a perennial issue specialty crop growers must continue to deal with. Many growers in the Southeast have turned to the H-2A temporary agricultural visa program to source labor that is required on their farms. While the program has its challenges, it has become vital in securing production and harvest of specialty crops. Jamie Fussell, director of labor relations …
New Legislation Extends Farm Bill and Provides Aid
In one of the last acts of the 118th Congress, lawmakers passed a continuing resolution (CR) to fund the U.S. government that includes a one-year extension of the 2018 farm bill, aid for those impacted by natural disasters and economic assistance for farmers. The CR (American Relief Act, 2025) passed the U.S. House Dec. 20 in a 366-34-1 vote. The Senate …
Requirements Eased for Hurricane Aid
The U.S. Department of Agriculture (USDA) is taking steps to streamline and provide flexibilities for environmental compliance requirements for 2024 hurricanes Debby, Helene and Milton. It is allowing its Farm Service Agency (FSA) to expedite approval of payments and practice implementation for Emergency Conservation Program (ECP), Emergency Forest Restoration Program (EFRP) and Tree Assistance Program (TAP) applicants impacted by the …
Financial Assistance for Specialty Crop Growers
Producers may sign up for the U.S. Department of Agriculture’s $2 billion Marketing Assistance for Specialty Crops (MASC) program through Jan. 8, 2025. MASC provides financial assistance to specialty crop producers to help expand domestic markets or develop new markets for their crops. MASC helps specialty crop producers offset higher marketing costs related to: ELIGIBILITY MASC covers numerous commercially marketed …
Alico on Harvesting, Hurricanes and OTC Treatments
Alico Citrus in Florida harvested 3.1 million boxes of oranges for the fiscal year that ended Sept. 30, an increase of 14.7% from the prior year. That’s slightly higher than the 13.5% increase for the Florida citrus industry as a whole. HARVEST AND PRICES Alico harvested 1.194 million boxes of early- and mid-season oranges for juice in the recent fiscal …
Florida Legislators Seek Hurricane Aid
U.S. Sen. Marco Rubio (R-FL) and Florida members of Congress recently urged Secretary of Agriculture Tom Vilsack to ensure Florida farmers get critical aid and policy flexibilities as they recover from Hurricanes Helene and Milton. “These back-to-back major hurricanes have decimated Florida agriculture, our state’s second largest industry,” the Florida legislators’ letter to Vilsack stated. “According to the Florida Department …
The Florida Citrus Perfect Storm: Disease, Weather and Market Swings
By Ariel Singerman Orange yield in Florida has decreased by more than 80% since HLB was first found in the state in 2005. It is hard to find another example in recent history of an industry as iconic as Florida citrus that has declined so significantly as a consequence of a plant disease. As a comparison, at the global level, …
Update on Orange Juice Processing in São Paulo
Orange juice processing for the 2024–25 season was moving at a good pace in Brazil’s São Paulo state at the end of September, the Center for Advanced Studies on Applied Economics (CEPEA) at the University of São Paulo reported. The Pera orange has been the most processed variety so far, but the harvesting and processing pace of late fruit such …
Citrus & Specialty Crop Expo: Agriculture Matters
More than 350,000 acres of citrus and specialty crops were represented at this year’s Citrus & Specialty Crop Expo in Tampa, Florida, on Aug. 21–22. These acres represented growers from central and southern Florida, as well as producers from the cold-hardy citrus region of North Florida, South Georgia and South Alabama. More than 150 exhibitors and sponsors covered the trade …
All In For Citrus Podcast Holds a Wealth of Information
There is a constant stream of research flowing out of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). In recent years, much of that science has focused on the fight against HLB. There are various venues where growers and other stakeholders can learn more about this research, including the All In For Citrus podcast. The podcast, produced …





























