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 …

Citrus Growers Can Begin Using Three Bactericides

Kelsey FryCitrus

Florida Agriculture Commissioner Adam Putnam, with the concurrence of the Environmental Protection Agency, has issued a Crisis Declaration that makes the use of three bactericides legal as of today. See the Crisis Declaration for details. Growers should make sure to have a copy of the Crisis Declaration and other portions of the attachment in their possession when utilizing these products. …

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. …

Sensors

Sensors To Detect Plant Stressors Before Symptoms Appear

Daniel CooperGeorgia, Technology

University of Georgia Professor Liang Dong is developing sensor technologies designed to detect drought, disease and insect pressure before signs of plant stress are visible. The goal is to help farmers make faster, more informed management decisions. Dong is the Georgia Research Alliance (GRA) eminent scholar in precision agriculture and also serves as associate director for research at the Institute …

Controlled-Release Fertilizers

Controlled-Release Fertilizers Show Mixed Results for HLB

Daniel CooperHLB Management, Nutrition, Research

Controlled-release fertilizers (CRFs) may help improve leaf nutrition in citrus trees affected by huanglongbing (HLB), but choosing the right fertilizer program is critical to maintaining yields, according to new research. A University of Florida Institute of Food and Agricultural Sciences study compared two CRF programs with a conventional fertilizer program in mature Valencia sweet orange trees growing in Florida’s sandy …

citrus congress

Citrus Congress To Tackle Global Market Challenges

Daniel CooperEvents, International, Marketing

Fruitnet Citrus Congress 2026 will assemble growers, exporters, importers, retailers, breeders, technology providers and other industry specialists to address fresh citrus marketing Nov. 24–25 in Valencia, Spain. At the heart of this year’s program is an international panel bringing together players from Egypt, Morocco, Turkey, Spain and South Africa. As new suppliers claim a greater share of the European market, …

Rangpur limes

Emerging Bacteria Found on Rangpur Limes

Daniel CooperFood Safety, Limes, Research

Researchers have identified two emerging bacterial species on Rangpur limes in Brazil, highlighting the importance of food-safety practices when citrus is grown near livestock or poultry operations. The researchers investigated three bacterial strains recovered during screening of lactic acid bacteria from Rangpur limes. One strain was identified as Escherichia albertii and two as Kosakonia cowanii. The researchers used biochemical testing, …

opportunity

Finding Opportunity Amid Challenges

Daniel CooperHLB Management, Sponsored Content

Sponsored Content The world today is experiencing significant geopolitical turmoil. For the Florida citrus industry, one important question is how to turn this uncertainty into an opportunity. While the United States is certainly not immune to global challenges, our country remains in a relatively strong position compared to many others. The United States has become the world’s largest producer of …

study

Study Explores Two-Pronged HLB Approach

Daniel CooperHLB Management, Research

A new study suggests that tackling both the bacterium responsible for huanglongbing (HLB) and the tree’s own response to infection may offer a better path for managing the disease. A report on the research — “Combating citrus greening disease by simultaneously targeting the pathogen and callose-mediated phloem occlusion” — examines how the disease disrupts the movement of sugars through citrus …

populations

Managing Florida’s Fall Pest Populations

Daniel CooperPests, Tip of the Week

By Lauren Diepenbrock Fall in Florida is not generally a time for insect, mite and other invertebrate pest populations to decline rapidly. In Florida citrus, we often see the opposite of this. MITES In the hot, dry end of summer and early fall, mite populations often soar, requiring management to prevent excessive damage to fruits. See The Florida Citrus Production …

crop

‘Exceptional’ Crop Expected in Cold-Hardy Citrus Region

Daniel CooperCold Hardy, Production

On the cusp of another harvest season, Lindy Savelle, executive director of the Georgia Citrus Association, believes there will be a bumper crop in the South Georgia, North Florida and South Alabama areas. “I’ve not talked to a single person who has said, ‘I’m not going to have fruit this year’ — not with satsumas and not with Cara Caras. …

future

Citrus Meetings Focus on Industry’s Future

Daniel CooperCRAFT, Florida Citrus Mutual

Florida Citrus Mutual and the Citrus Research and Field Trial (CRAFT) Foundation held joint board and field meetings in Fort Pierce on Oct. 15. Nearly 70 citrus growers, researchers and industry leaders came together to explore the latest research, emerging technologies and opportunities to strengthen Florida’s citrus industry. The day began at Picos Farm, an experimental research site at the …

industry

What Does Citrus Industry Recovery Look Like?

Daniel CooperAwards

The 2026 Citrus Achievement Award winner, Ned Hancock, has seen his groves and acreage decline over the past 20 years as HLB has ravaged the Florida citrus industry. But he believes there are some positive signs pointing the industry in the right direction. This year’s final crop estimate, putting production slightly ahead of the previous year, was among those positive …

microbial

OTC Injection Changes Soil Microbial Functions

Daniel CooperHLB Management, Research, soil

Citrus growers and researchers know that oxytetracycline (OTC) trunk injection can reduce the amount of the bacterium associated with huanglongbing (HLB) disease and improve fruit production and juice quality. However, new research shows the treatment also causes changes in microbial functions around citrus roots. Researchers conducted a field study in a commercial Southwest Florida orchard containing 8-year-old Valencia sweet orange …

high school

High School Researcher Launches HLB Product

Daniel CooperHLB Management

In 2025, high school student Tanishka Aglave regaled the Highlands County Citrus Growers Association (HCCGA) annual meeting with a discussion of her prize-winning investigation into a natural alternative treatment for HLB. Instead of using the standard HLB treatment oxytetracycline (OTC) as a trunk injection, she injected HLB-infected trees with an extract from the Indian curry leaf plant. She reported that …

Tango mandarin

Co-Developer of Tango Mandarin Honored

Daniel CooperAwards, California Corner, Varieties

University of California, Riverside (UCR) citrus researcher Mikeal Roose is among 23 honorees across the University of California (UC) campuses who recently received UC Regents Innovation Awards. Roose is credited with co-developing the seedless Tango mandarin. The awards recognize UC faculty members whose research has real-world impact. Roose was among 11 honored in the Distinguished Lifetime Achievement Award category for …

guidelines

Guidelines for Shipping Citrus From Georgia to Florida

Daniel CooperShipping

The Georgia Department of Agriculture (GDA) reminds the state’s citrus growers that if they plan to ship fresh citrus to Florida for packing, there are certain guidelines they must adhere to. The state of Florida requires all fresh citrus fruit coming into the state to be inspected for and free from citrus canker, sweet orange scab and citrus black spot …

opportunity

Citrus Producers Express Growing Optimism Since the Introduction of ReMedium TI®

Daniel CooperHLB Management, Sponsored Content

Sponsored Content ReMedium TI® was introduced to the Florida market in January 2023. Since its introduction, citrus producers have experienced a steady recovery from citrus greening disease, also known as huanglongbing (HLB), one of the most significant challenges facing the Florida citrus industry. Across Florida, growers are reporting renewed optimism about the potential for recovery and future growth of the …

wage

Grower Groups Condemn California Wage Increase

Daniel CooperCalifornia Corner, Labor, Regulation

Agriculture organizations expressed strong disapproval at the passage of a California law establishing a minimum hourly wage of at least $19.75 next year for many agricultural workers in the state. This is nearly a 17% increase from the state’s current minimum wage of $16.90. Assembly Bill 2646, signed by Gov. Gavin Newsom, establishes the $19.75 minimum wage for certain temporary …

Florida Citrus Show

Mark Your Calendar for the Florida Citrus Show

Daniel CooperEvents, FCS24, Florida Citrus Show

The Florida Citrus Show will return Thursday, March 11, 2027, bringing Florida growers together for a day of education, networking and the latest developments in citrus and specialty crop production. The annual event will take place in Fort Pierce at the University of Florida Institute of Food and Agricultural Sciences Indian River Research and Education Center and the U.S. Department …