oj

New Insights Into OJ Demand

Daniel CooperEconomics, Florida Department of Citrus, Orange Juice

By Marisa L. Zansler One-hundred percent orange juice (OJ) has long been a favorite in American households, but supply challenges, changing consumer behaviors, a crowded beverage category and higher prices have impacted how much OJ consumers buy. Recent research conducted by Sungeun Yoon sheds light on consumer price sensitivity and substitution behaviors within the category, offering actionable insights for growers, …

Brazil Announces 2025–26 Initial Orange Forecast

Tacy CalliesBrazil, Crop Forecast

Fundecitrus and its cooperators on May 9 forecast the 2025–26 orange harvest in Brazil’s Citrus Belt of São Paulo and Triângulo/Sudoeste Mineiro at 314.6 million boxes. That would be a 36.2% increase over the 2024–25 harvest of 230.87 million boxes. The expected larger harvest is mainly attributed to more fruit per tree. The increased number of fruit is due to …

mites

Management of Mites for Fresh Market Citrus

Daniel CooperCold Hardy, Pests

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Associate Professor Xavier Martini recently wrote an article In the Cold Hardy Citrus Connection about management of mites for fresh market citrus. Martini is an entomologist at the North Florida Research and Education Center. An edited version of his article follows.  Two types of mites mainly affect citrus production in …

programs

Update on CRAFT Programs

Daniel CooperCRAFT

The Citrus Research and Field Trial (CRAFT) Foundation recently provided an update about its programs: EXPEDITED PROPAGATION The supplemental Program for Expedited Propagation application period closed April 30. Contracts should be issued to the selected projects in May.  EXISTING TREE THERAPY The CRAFT board of directors approved amendments to all Existing Tree Therapy (ETT) Round 1, 2 and 3 contracts …

Florida Farm Bill

Legislature Passes Historic Florida Farm Bill

Daniel CooperFarm Bill, Florida, Legislative

Florida Commissioner of Agriculture Wilton Simpson applauded the Florida Legislature for passing the Florida Farm Bill (SB 700), the most comprehensive agriculture-focused legislation in the state’s history. Sponsored by Senator Keith Truenow and Representatives Kaylee Tuck and Danny Alvarez, the legislation was passed with strong support from both chambers, delivering sweeping reforms that protect farmland from development, invest in agricultural …

management

Developing Snail Management Programs in Florida Citrus

Daniel CooperFlorida, Pests, Research

By Lauren Diepenbrock and Nicole Quinn In recent years, a new pest has been added to the ever-evolving scope of pest management in Florida citrus: Bulimulus bonariensis snails. These snails, also referred to as ghost snails or peanut snails, were reported to be clogging irrigation jets in Central Florida in 2020 in limited locations. Now, in 2025, they have spread …

PGRs

PGRs Can Produce Remarkable Results

Daniel CooperAll In For Citrus Podcast, PGRs

Tripti Vashisth, associate professor of horticultural sciences with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), has been studying the use of plant growth regulators (PGRs) to improve citrus tree health and fruit retention for several years now. Her work has culminated into a systems approach of when to use a particular PGR at a certain time …

rules

Rules and Regulations of Pesticide Use

Daniel CooperCEU, Pesticides

By Alissa Hevesh 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. A minimum score of 70% is required to receive credit. Pesticides are regulated to ensure the safety and well-being of the …

artificial intelligence

CITRUS NURSERY SOURCE: How Artificial Intelligence Applications Could Enhance Nurseries

Daniel CooperCitrus Nursery Source, Technology

By Peter Chairs The University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) commitment to the use and development of artificial intelligence (AI) in production agriculture is fueling conversations throughout the citrus industry. For most of us, AI was not even on our radar a few years ago. Today, commercial and nursery growers are excited about the development of …

resistance

Mechanism of Resistance to HLB Identified

Daniel CooperHLB Management, International, Research

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 …

What the Georgia Citrus Association Learned in California

Daniel CooperAs Seen On Instagram, California Corner, Georgia

By Clint Thompson and Nick Papagni The Georgia Citrus Association’s trip to California last week allowed industry leaders to look for opportunities to advance citrus in the cold-hardy region. One of the focuses was learning about the different varieties produced in California that could have a potential future in the Southeast. Lindy Savelle, executive director of the Georgia Citrus Association …

Jake Price

University of Georgia Honors Jake Price

Daniel CooperAwards, Cold Hardy, Georgia

Jake Price, who has helped introduce cold-hardy citrus to Georgia, was recently honored by the University of Georgia (UGA). He is one of five UGA faculty and staff members recognized for their commitment to public service and outreach. Price won a Walter Barnard Hill Award, named for UGA Chancellor Walter B. Hill. Each award recipient receives a medallion, a permanent …

citrus seminars

Citrus Seminars Provide Research Updates

Daniel CooperEducation, Florida Citrus Show

Researchers from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and U.S. Department of Agriculture (USDA) delivered several presentations to a standing-room-only audience during the citrus seminars at the Florida Citrus Show in March. VARIETIES AND ROOTSTOCKS The citrus session began with a breeder panel discussing research on varieties and rootstocks. Participants were Manjul Dutt and Jude …

nitrogen

Nitrogen Reduction Needed in Cold-Hardy Citrus Region

Daniel CooperAs Seen On Instagram, Cold Hardy, Nutrition

Growers in the cold-hardy citrus region are applying too much nitrogen to their groves. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discovered that unfortunate reality while conducting a research project in North Florida. Most citrus growers were following recommendations in the UF/IFAS Florida Citrus Production Guide, which are mostly …

alternate bearing

Alternate Bearing of Georgia Satsumas

Daniel CooperGeorgia, Mandarins, Production

Jake Price and Mary Sutton of University of Georgia Extension recently wrote an article about alternate bearing of satsumas in Georgia. Edited excerpts follow. Satsumas tend to alternate bear, which can be a problem in commercial production. The freeze at the end of 2022 contributed to the majority of satsuma trees in Georgia having a light crop in 2023. This …

young

Irrigation Comparison for Young HLB Trees

Daniel CooperIrrigation, Tip of the Week

By Davie Kadyampakeni, Kondwani Kamsikiri and Alisheikh Atta Water scarcity is one of the major constraints in Florida citrus production systems, primarily due to erratic rainfall patterns and the low water- and nutrient-holding capacity of the predominantly sandy soils. The state’s soils contain more than 95% sand and have low organic matter (<1%) and very low water-holding capacity. These challenges …

weeds

Suicide Strategy Found for Weeds

Daniel CooperResearch, weeds

Parasitic weeds are ruthless freeloaders, stealing nutrients from crops and devastating harvests. But what if growers could trick these invaders into self-destructing? Scientists at University of California, Riverside (UCR) think they’ve found a way to turn the weeds’ own biology against them.   This trick is detailed in the journal Science. At its heart lies a class of hormones called …

Malcolm Manners

Florida Southern College’s Malcolm Manners to Retire

Daniel CooperEducation

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 …

grapefruit

Growing More Than Grapefruit in CUPS

Daniel CooperAs Seen On Instagram, CUPS, Varieties

Growers use the citrus under protective screen (CUPS) production system to protect trees from the Asian citrus psyllid, the insect vector of HLB disease. While grapefruit is most commonly grown in CUPS, statistics support the belief that CUPS can be conducive to other types of citrus. “There’s a need to establish the growing requirements and the needs of other varieties. …

florida citrus

Governor Names Florida Citrus Commissioners

Daniel CooperFlorida Citrus Commission

Florida Gov. Ron DeSantis recently appointed five new members to the Florida Citrus Commission (FCC) and reappointed five members. The new appointees are Emma Ezell, Sean Frielich, Vernon Hollingsworth III, Daniel Hunt and Melanie Ressler. Steve Johnson, Carlos Martinez, William Poulton, Daniel Sutton and John “Patrick” Schirard were reappointed. The FCC is the governing board of the Florida Department of …