In a recent webinar, Tracy Kahn provided details about seven lemon selections undergoing Citrus Research Board trials at four California locations. Kahn is the Givaudan Citrus Variety Collection endowed chair at the University of California, Riverside (UCR). The information she presented included the selections’ compatibility with various rootstocks. All of the lemon selections are irradiated and described as seedless, except …
Grove-First Expands Search for HLB-Fighting Molecules
By Randall P. Niedz and Michelle Heck Grove-First is a collaborative research initiative developed by U.S. Department of Agriculture Agricultural Research Service (USDA/ARS) scientists and partners to solve citrus greening (HLB) by evaluating potential treatments directly in the field. This direct-to-field strategy is based on the idea that only field testing can determine whether a treatment can rejuvenate HLB-infected trees …
Bilingual Video on Nitrogen Application
To assist growers, the Coalition for Urban Rural Environmental Stewardship (CURES) has released a new bilingual educational video, 4Rs and Citrus Nitrogen. It is available in English and Spanish. The video focuses on nitrogen application in citrus crops, highlighting the 4Rs of nutrient management: Featured presenters in the video are Parry Klassen, CURES executive director; Courtney Jallo, CURES senior program …
Florida Orange Forecast Rises
The U.S. Department of Agriculture National Agricultural Statistics Service (USDA NASS) released a citrus crop forecast update on June 12. Florida’s 2024–25 all-orange forecast climbed 3% to 12 million boxes. That’s an increase of 370,000 boxes since the May forecast of 11.63 million boxes. If the forecast is realized, it will be more than a third less than 2023–24 Florida …
Mental Health Report Released on Florida Farmers
A new statewide mental health report found that Florida farmers and ranchers face emotional distress, which is worsened by financial pressures and natural disasters. The Florida Farm Bureau Federation (FFBF) in partnership with the University of Florida Institute of Food and Agricultural Sciences Center for Leadership and Mind Your Melon Foundation released the report. The 2025 Mind Your Melon Farmer …
A Review of Enhanced Efficiency Fertilizers
A newly published article in the Journal of Plant Nutrition and Soil Science explains how enhanced efficiency fertilizers (EEFs) can help maximize yields while reducing farmers’ chances of hurting their pocketbooks or the planet. EEFs include controlled-release fertilizers (CRFs) and slow-release fertilizers (SRFs). Hardeep Singh, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor of cropping …
How to Achieve Accurate Herbicide Application
By Ramdas Kanissery As the summer season of weed control kicks off in citrus groves, now is the perfect time to make sure your spray rigs are set up for success. Effective weed control depends on: In many cases, poor herbicide performance is caused by two main issues: spraying at the wrong time and using incorrect application techniques. We’ve already …
NOAA’s 2025 Hurricane Season Forecast
Forecasters with the National Oceanic and Atmospheric Administration’s (NOAA) National Weather Service have predicted above-normal hurricane activity in the Atlantic basin this year. NOAA’s outlook for the 2025 Atlantic hurricane season, which goes from June 1 to Nov. 30, predicts a 30% chance of a near-normal season, a 60% chance of an above-normal season and a 10% chance of a …
HLB in Brazil: Focus on Psyllid Control
Fundecitrus researcher Renato Bassanezi recently emphasized the importance of controlling the psyllid that spreads huanglongbing (HLB, also known as citrus greening) in Brazil. Bassanezi pointed out that with the increase of HLB-spreading psyllids recorded in 2023 and the lack of eradication of diseased trees, controlling the HLB-spreading insect becomes increasingly important. The researcher said there can be no failures in …
California HLB Quarantines Expanded
Federal and state agriculture officials recently expanded the areas quarantined for huanglongbing (HLB, also known as citrus greening) disease in California. The quarantined area in the Foothill Ranch and Mission Viejo areas of Orange County has been expanded by 26.69 square miles, the Riverside area of Riverside County by 11.3 square miles, and the Valley Center area of San Diego …
Grower Participation Sought for Slug and Snail Survey
Researchers at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) are asking growers to participate in a survey about slug and snail pests affecting horticultural crops. The outcome will aid in a research project aimed at the development of appropriate Extension and research control methods against these pests. The title of the research project is Understanding and …
Hurricane Season Has Started; Get Prepared
The U.S. Department of Agriculture (USDA) recently urged farmers to prepare for the 2025 hurricane season, which began June 1, and offered the following suggestions. In addition to the above tips, USDA offered information about its disaster assistance programs, crop insurance and other programs. Learn more here. Source: USDA Sponsored ContentTake Advantage of Rising Temperatures to Treat for Fire AntsJune …
Nearly $23 Million Awarded for HLB Research
The U.S. Department of Agriculture National Institute of Food and Agriculture (USDA/NIFA) announced May 28 it has invested nearly $23 million in 14 HLB projects in 2025. The projects seek to find solutions to combat and prevent HLB in citrus. The projects are part of the Emergency Citrus Disease Research and Extension Program. The University of Florida is the only …
Podcast Topics: OTC Survey Results and Snail Research
Trunk injection of oxytetracycline (OTC) to treat HLB is widely regarded as one of the biggest breakthroughs in the long fight against the disease. After two seasons of treatments, where do Florida citrus growers stand when it comes to the treatment? Tara Wade answers that question in the latest episode of the All In For Citrus podcast. The University of …
Injection Month Affects Fruit Size, Juice Quality and OTC Residues
By Ute Albrecht, Gabriel Pugina, Caroline Tardivo, Jasmine de Freitas and Deived de Carvalho The month during which oxytetracycline (OTC) injections are performed can have a considerable impact on fruit size, juice quality and OTC fruit residues. Citrus fruit development can be divided into three overlapping stages: If injections are performed during Stage I, they promote cell division, which increases …
Management Methods for Alternate Bearing
Practices that might help with alternate bearing were recently addressed in a report by Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist. Alternate bearing, a common problem in many mandarin varieties, is the tendency of a tree to produce a heavy crop one year followed by a light crop the subsequent year. A slightly edited version …
Dealing With Disease: Canker, Black Spot and More
As the rainy season in Florida is set to begin, we caught up with Megan Dewdney to discuss citrus canker and other disease issues. Dewdney is a plant pathologist with the University of Florida Institute of Food and Agricultural Sciences. Q: How has the prevalence of citrus canker been in Florida in the past year or so? A: Dewdney: Citrus …
Take the Sting Out of Fire Ants
Effective fire ant control calls for long-term, proactive treatment. It isn’t enough to fight the fire ants on the surface. Fire ant tunnels can extend deep underground, up to 25 feet away from visible mounds. The fire ants you can see are only a fraction of the problem – and are easily replaceable. Central Life Sciences has the product solutions …
Labor Concerns Addressed at Florida Ag Conference
Growers spend a substantial amount of money every year to employ a labor force for their crops. Labor is the main issue that John Walt Boatright deals with as director of government affairs at the American Farm Bureau Federation. “No matter where we go and no matter who we talk to in farm country, labor continues to be the focal …
Mind Your Melon Event Provides Sneak Peek of Survey Data
Mind Your Melon recently hosted an event at Southern Hill Farms in Clermont, Florida, to share some insights on a mental health survey and to inform attendees about future plans for the program. Marshal and Taylor Sewell founded Mind Your Melon to raise awareness of mental health issues among farmers and others involved in agriculture. Marshal’s father took his life …





























