The Florida Citrus Show is only two weeks away, scheduled for March 12. The event will be held at the University of Florida Institute of Food and Agricultural Sciences Indian River Research and Education Center and the U.S. Department of Agriculture-Agricultural Research Service U.S. Horticultural Research Laboratory in Fort Pierce. The educational seminars have much to offer for both citrus …
Influence of Rootstock on Growth, Productivity and Fruit Quality of Eureka Lemon
By Kim D. Bowman, Matt Mattia, Ranjeet Shinde and Flavia Zambon Profitability of the historic kings of citrus in Florida, sweet orange juice and fresh market grapefruit, has been severely reduced by the impact of huanglongbing (HLB) disease. Previous studies have demonstrated that lemon cultivars are generally more tolerant to HLB than sweet orange and grapefruit. Lemon trees continue cropping …
See the Seminar Program for the Florida Citrus Show
The Florida Citrus Show is just a month away, scheduled for March 12. The event will be held at the University of Florida Institute of Food and Agricultural Sciences Indian River Research and Education Center and the U.S. Department of Agriculture-Agricultural Research Service U.S. Horticultural Research Laboratory in Fort Pierce. The seminar program offers a wealth of educational opportunities, and …
Elevate Your Knowledge at the Florida Citrus Show
The Florida Citrus Show has an excellent day of education and networking planned for citrus and specialty crop growers. One of the most timely talks will cover post-freeze production considerations for citrus growers. Learn what Extension resources are available to growers to assist in their recovery efforts. Citrus Research and Field Trial (CRAFT) programs have been a lifeline to growers …
Growers Can Stay Productive in the Face of HLB
Despite declaring there will be no silver bullet for HLB, Ozgur Batuman in a Jan. 21 virtual seminar said growers using integrated pest management (IPM) tools “can stay productive.” However, the University of Florida Institute of Food and Agricultural Sciences associate professor also warned that producing citrus juice in Florida “will not be easy or cheap.” Oranges are by far …
All In For Citrus Podcast, January 2026
In the latest All In For Citrus podcast, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, discussed a statewide citrus workshop hosted at the Southwest Florida Research and Education Center in January. The event provided a day full of educational presentations covering a wide range of topics. Rogers …
Sneak Peek: January 2026 Citrus Industry
The annual Citrus State of the Industry Survey is back, and Part 1 of the results are in. The citrus section of the January issue of Specialty Crop Grower magazine shares what growers have reported on this season’s grove conditions. The report includes information on crop quality, expected yield and oxytetracycline use. Readers can scan the QR code in the …
CRDF Considers Research Management Committee Recommendations
The Citrus Research and Development Foundation (CRDF) convened its November board of directors meeting to take up recommendations from its Research Management Committee. According to Rick Dantzler, CRDF chief operating officer, one of those recommendations was funding a proposal from Swadesh Santra, who is a professor of chemistry with the University of Central Florida. “This funding would allow Dr. Santra …
Georgia Growers Tour Brazil’s Citrus Industry
A recent tour of Brazilian citrus provided Georgia growers with valuable information on how to capitalize on production amid huanglongbing (HLB) disease. Lindy Savelle, executive director of the Georgia Citrus Association and owner of JoNina Farm, was one of seven producers who attended the week-long tour this fall. One of the main observations was Brazil’s strong production despite the prevalence …
ReMedium TI®: Maximum Return on Investment
Sponsored Content Question: Are third-party research trials showing good improvement in HLB symptoms with the use of ReMedium TI®? Answer: There have been a number of research trials performed by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and U.S. Department of Agriculture-Agricultural Research Service (USDA-ARS) over the past couple of years. ReMedium TI® results have been …
ReMedium TI® Approved for Fourth Year in Florida
The Florida Department of Agriculture and Consumer Services recently approved TJ BioTech’s request for a Section 24(c) registration related to a fourth year of use of the oxytetracycline (OTC) product ReMedium TI®. The product is a systemic injectable antimicrobial for the control or suppression of huanglongbing (HLB) disease in citrus. The Section 24(c) registration is a special local need registration. …
Positive Signs Being Seen in Florida Groves
In the November Highlands County Citrus Growers Association newsletter, President Riley McKenna and Executive Director Ray Royce reported mostly positive signs they’ve been seeing in groves. MCKENNA “As the month progresses, so have the cooler nighttime temperatures. This cold front marks an important shift moving forward into our early harvest season,” said McKenna. “It brings both anticipation for fruit ripening …
Planning This Season’s Use of Brassinosteroids for Better Juice Quality
By Fernando Alferez and Divya Aryal Brassinosteroids (BRs) are a class of plant growth regulators with several effects on plant growth and development. They engage in crosstalk with other hormones like auxin, gibberellins, ethylene and abscisic acid, influencing all plant growth and development aspects including fruit maturation, but the timing of this effect appears to be short and tightly regulated. …
SAR Sprays Protect Against Psyllids, HLB and Canker
Recent research has shown that systemic acquired resistance (SAR) sprays can protect young citrus tree flushes from Asian citrus psyllid (ACP) feeding, HLB and citrus canker. ACP is the vector that spreads HLB disease from tree to tree. Researchers with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and Bayer Crop Science report that SAR sprays can …
What’s Working in Griffin’s Grove
Not far from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) in Lake Alfred, Jason Griffin owns and operates a commercial citrus grove. While commercial in nature, the grove also has become a working experiment for the CREC citrus breeders. Griffin has worked closely with UF/IFAS citrus breeder Jude Grosser to …
HLB Management Requires an Integrated Approach
At the recent Citrus & Specialty Crop Expo, Ozgur Batuman reminded seminar attendees there is no silver bullet for HLB management. Instead, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher proposes that growers integrate several tools for the management of HLB. These tools include a variety of ways to control HLB-spreading psyllids; oxytetracycline (OTC) trunk injection; …
First Citrus Crop Forecast of the Season Is Oct. 9
After low yields in recent years due to hurricanes and HLB, Florida citrus growers are eager to see what the crop forecast will look like for the 2025–26 season. There is some optimism that the cumulative effects of oxytetracycline trunk-injection treatments may improve production this season. Growers will learn what the initial 2025–26 forecast is when the U.S. Department of …
How To Determine if the Actual Production History Policy Will Be Beneficial
By Ariel Singerman Between the 2021–22 and 2023–24 citrus seasons, Florida orange growers were more likely to receive indemnity payments under the Actual Production History (APH) crop insurance policy compared to the Dollar Amount policy. Moreover, when indemnities were paid, the APH policy provided a higher average payout. This raises the question: Will APH continue to be advantageous for Florida orange …
Influence of Rootstock and OTC Injection on Valencia Yield
By Kim D. Bowman, Ute Albrecht and Caroline Tardivo Profitability of citrus in Florida has been severely reduced by the impact of huanglongbing disease (HLB). Previous studies have demonstrated that rootstock selection and injection of established trees with oxytetracycline hydrochloride (OTC) can both significantly improve the health, cropping and fruit quality of trees affected by HLB. However, neither a superior …
Pre-Harvest Clues for Better Citrus
By Flavia Zambon and Mac Hossain The Millennium Block is located at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center (IRREC). It is designed to support long-term citrus trials under real-world growing conditions, including HLB pressure, but without oxytetracycline injections. Currently, the block has 19 distinct grapefruit and pummelo scions in …





























