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Below you'll see everything we could locate for your search of “canker”
By Megan Dewdney The Florida rains have finally come this summer, just in time for early-season fruit to start the maturation process. This means there is some risk of brown rot in early sweet oranges and grapefruit. Much of Florida has been getting summer storms, wetting the soil. While this is excellent in general, the downside is that it allows …
Two non-transgenic genome-edited orange plants — a Hamlin and a Valencia that may resist HLB — have been federally approved and are ready for Florida growers. Nian Wang, University of Florida Institute of Food and Agricultural Sciences eminent scholar endowed chair in biotechnology, reported this news in a June 17 virtual presentation. The plants, which Wang termed “Eds1-edited,” have received …
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 …
A new quarantine area for sweet orange scab (SOS) was recently established in the Burbank area of California’s Los Angeles County. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA/APHIS) in cooperation with the California Department of Food and Agriculture announced the quarantine area. The 91-square-mile quarantine was established because of an SOS detection in a plant …
Recent rainfall has been a welcome sight for Floridians, but it can be a concern for the state’s citrus growers who are producing next year’s crop. Chris Oswalt, University of Florida Institute of Food and Agricultural Sciences citrus agent, cautions growers about citrus canker amid the increased moisture in the region. “With rainfall, you need to be concerned about those …
Ivaldo Sala, coordinator of the Fundecitrus Technology Transfer department, recently received the Outstanding Agricultural Engineer in Citrus award. The award was granted by organizers of the 50th Expocitrus/46th Citrus Week in Brazil. The award ceremony was part of the opening afternoon of the exhibition week. Sala, who has worked at Fundecitrus 32 years, said, “We have worked tirelessly, transforming the …
Anna Timmerman, a horticulture agent for the Louisiana State University (LSU) AgCenter, had to think swiftly to deal with a salt wedge that was rising up the Mississippi River. She was particularly worried how the saltwater would affect Plaquemines Parish citrus producers. “I had to learn very quickly — what to do and what to recommend in terms of salinity,” …
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 …
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 …
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 …
Fifth-generation Floridian David Sumner, who grew up in a citrus family, has written “The Rise, Fall, and Future of Florida’s Citrus Industry.” The 327-page book includes historic citrus photos dating back to the late 1800s. Sumner tells the story of Florida citrus from the end of the Civil War to the present. He visited Florida archives and conducted 53 interviews …
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center in Immokalee hosted a citrus field day on April 10. The event showcased the research being conducted at the center. One of the tour stops featured individual protective cover (IPC) research led by Fernando Alferez, UF/IFAS associate professor of citrus horticulture. Thanks in …
Citrus trees used to be a common site around Florida homes, but diseases like canker and greening have diminished residents’ ability to enjoy these iconic trees. Despite the challenges, people from Florida and across the country contact citrus nurseries this time of year, seeking to purchase trees for their yards and/or homes. It’s a passion, say nursery owners and University …
By Fernando Alferez and Saoussen Ben Abdallah Individual protective covers (IPCs) are now being increasingly adopted in Florida to protect newly planted citrus trees from psyllid colonization. The risk of new citrus plantings becoming infected with HLB is especially high, as young trees flush more frequently and attract more psyllids. However, the adoption of IPCs does not occur in all …
By Brenda Eubanks Burnette I was honored this year to be part of the Vero Heritage Center and Indian River Citrus Museum’s “Deeply Rooted” event, which was the kick-off for Indian River County’s Centennial Celebration. It made me think of this year’s Florida Citrus Hall of Fame inductees. They all have something in common with deep roots — Polk County! …
By Megan Dewdney As I write this article in January 2025, the world is a chilly place, and it is hard to imagine warm and wet weather in Florida. The predicted weather pattern from now until flowering is moving from La Niña toward neutral. This is predicted to bring above-average spring temperatures with reduced rainfall. This is a hopeful sign …
The Citrus Industry section in the March issue of Specialty Crop Grower magazine offers timely information citrus growers won’t want to miss. Now is the time for Florida citrus producers to begin thinking about their disease management programs for the season. Megan Dewdney, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant pathologist, offers a foliar disease outlook …
By Megan Dewdney Spring is the time to start thinking about foliar disease management in Florida. Depending on the type of citrus being produced and the market destination, different diseases will be important. POSTBLOOM FRUIT DROP The disease that affects all citrus, particularly oranges, is postbloom fruit drop (PFD). This disease is highly dependent on the weather during bloom. Currently, …
After being postponed this fall due to Hurricane Milton, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted its annual Citrus Nutrition Day on Jan. 22 at the Citrus Research and Education Center (CREC) in Lake Alfred. The event was well attended and featured several presentations aimed at optimizing citrus nutrition programs in the HLB era. UF/IFAS …
Specialty crop growers might be aware of the disease sweeping through Florida’s citrus industry. Its impact has been tremendous and has tested the survival of the state’s signature crop. This year will mark the 20th anniversary of the official confirmation of citrus greening disease (also known as huanglongbing or HLB) in Florida. In the past two decades, the state’s output …
