In the June All In For Citrus podcast, Michael Rogers gives an update on some of the activities keeping University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers busy this summer. Rogers is the director of the UF/IFAS Citrus Research and Education Center in Lake Alfred. One of their big projects is helping to coordinate the citrus seminars …
Rootstocks for Improved Tolerance to HLB
By Lamiaa Mahmoud and Manjul Dutt Utilizing tolerant rootstocks to combat HLB is a long-term management strategy that can help sustain productivity and enhance tree survival, especially when implemented alongside other HLB management approaches. Australian limes are tolerant to HLB, and their DNA can be incorporated into HLB-susceptible citrus using conventional breeding methods to enhance tolerance to HLB. Over the …
Positive Changes
By J. Scott Angle, jangle@ufl.edu, @IFAS_VP Two and a half years ago, Riley McKenna leveled with his dad. Without a tool that made a noticeable difference in the grove soon, it might be time for dad to retire and Riley to seek a new career. So why was he spending an April day with me and his cousin Morgan McKenna …
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 …
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 …
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 …
Keeping Florida Feral Hog Trapping Farmer-Friendly
In late 2021, the Florida Fish and Wildlife Conservation Commission (FWC) published proposed changes to their trapping regulations. Many of the changes would have proven detrimental to farmers’ and ranchers’ ability to control feral hogs and other nuisance wildlife. After extensive public comment received from Florida Farm Bureau Federation (FFBF) and others, the FWC postponed its planned trapping regulations update. …
Sneak Peek: June 2025 Citrus Industry
The June issue of Specialty Crop Grower magazine honors the winner of the 2025 Citrus Achievement Award. Ben Albritton, this year’s recipient, is a fourth-generation citrus grower and Florida politician. Learn all about his career and accomplishments in the cover story. Don’t miss the digital edition of the magazine to see an exclusive video interview. Albritton and Specialty Crop Grower …
What To Do About Pesky Red Patches From Algal Spot
By Megan Dewdney Every summer, a low rumble about algal spot reaches my ears. And every year, someone discovers it in their Florida grove for the first time. While this is a disease that is not always at the top of mind for growers, when you see it for the first time, it can be dramatic. DISEASE SYMPTOMS Algal spot …
All In For Citrus Podcast, May 2025
The May All In For Citrus podcast features highlights from a recent OJ Break hosted by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) in Lake Alfred. Podcast host Frank Giles caught up with Michael Rogers, CREC director, during the event. Rogers summarized some of the information presented at the OJ …
The Harm Weeds Do
Before HLB, canker and diaprepes root weevils became major problems for Florida citrus growers, weeds were among the constant and major annoyances in groves. Even with the pests and diseases growers have faced over the past five decades, the need for weed control may be as important, and costly, as ever. A University of Florida Institute of Food and Agricultural …
CITRUS NURSERY SOURCE: Expanding Availability of Fresh Fruit Varieties
By Peter Chaires Beginning in 2013, New Varieties Development & Management Corp. (NVDMC) worked in tandem with the University of Florida Institute of Food and Agricultural Science (UF/IFAS) Citrus Research and Education Center Plant Improvement Team (then Jude Grosser, Fred Gmitter and Bill Castle) and Florida Foundation Seed Producers Inc. to make newly identified fresh market citrus varieties available for …
Fire Ant Management
By Lauren Diepenbrock Red imported fire ants (Solenopsis invicta), commonly referred to as fire ants, are found throughout Florida. This pest infests a broad range of habitats, including urban regions, natural areas and production fields. In citrus, there are a range of impacts from this pest — from human health to both direct and indirect tree impacts. From a human …
Optimizing Nitrogen Applications in North Florida
Four University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) horticulture researchers recently wrote an update in the Cold Hardy Citrus Connection about optimizing citrus nitrogen applications in North Florida. The authors are Muhammad A. Shahid, Davie Kadyampakeni, Shahid Iqbal and Muhammad Nadeem. The following edited excerpts explain the research project and provide conclusions: THE RESEARCH The need for …
Bridging the Gap to the Tree of the Future
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center hosted an OJ Break seminar on May 14. The speakers provided updates on developing a gene-edited citrus tree with resistance to HLB and how growers can use existing tools to mitigate the disease. Nian Wang, UF/IFAS professor, provided an update on the status of …
Citrus Industry Recovery After Hurricane Milton
By Maegan Beatty In the aftermath of Hurricane Milton, Florida’s citrus industry is slowly working toward recovery. The storm brought damage to groves across key growing regions, raising concerns about long-term impacts on fruit yield and tree health. As recovery efforts continue, Indian River Citrus League Executive Vice President Doug Bournique and University of Florida Institute of Food and Agricultural …
CUPS: Pest Monitoring and Management
By Jawwad A. Qureshi Several insect pests and mites colonize citrus crops in traditional open orchards. Most pests are localized and are suppressed by predators, parasitoids and entomopathogens to levels that are not economically damaging to the crops. The Asian citrus psyllid (ACP) is the primary vector of huanglongbing (HLB) disease. Despite biological and chemical control of ACP, growing a …
Management of Mites for Fresh Market Citrus
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 …
Snail Management Can Be Complex
By Lauren Diepenbrock Snail management is becoming a more common discussion in Florida citrus with the arrival of a newer species in the Southeast. The snail of concern is Bulimulus bonariensis, previously referred to as Bulimulus sporadicus (Figure 1). Over the past three years, the first emergence of newly hatched snails was noted in late April through early May. The …