The first chore for growers in the cold-hardy citrus region when managing citrus greening is scouting for the disease and its vector, the Asian citrus psyllid. The next step is prompt removal of any trees infected with the disease, says Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist. “At this point, we think greening is still …
Marketing Plan Essential for Growers
Crop production is only half the battle for citrus growers in the cold-hardy citrus region of North Florida, South Georgia and South Alabama. The other half is knowing where that crop is headed once it is harvested. Bill Barber, Ag Services LLC and Certified Crop Adviser, stressed to growers during a recent citrus meeting that they should have a marketing …
Transforming Organic Citrus Production
Organic citrus growing presents unique hurdles in Florida, Texas and other southern states. Poor soil quality, nutrient deficiencies and a limited range of pest control options plague organic production. But the University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Davie Kadyampakeni is poised to transform the future of organic citrus growing. He aims to do that with a …
Citrus & Specialty Crop Expo: Agriculture Matters
More than 350,000 acres of citrus and specialty crops were represented at this year’s Citrus & Specialty Crop Expo in Tampa, Florida, on Aug. 21–22. These acres represented growers from central and southern Florida, as well as producers from the cold-hardy citrus region of North Florida, South Georgia and South Alabama. More than 150 exhibitors and sponsors covered the trade …
Hurricane Debby Damage in the Cold-Hardy Citrus Region
The impact of Hurricane Debby on the cold-hardy citrus region appears minimal, according to one industry expert. Lindy Savelle, executive director of the Georgia Citrus Association and member of the Georgia Citrus Commission, said any damage from the wind-heavy storm was limited to the younger citrus trees. Savelle has groves in Georgia’s Thomas County. YOUNG TREES “When we get a …
CITRUS NURSERY SOURCE: Strong Support for Cold-Hardy Citrus Growers
By Peter Chaires The citrus research program at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) North Florida Research and Education Center (NFREC) includes several projects aimed at assisting growers in the cold-hardy citrus region. Let’s take a look at what researchers are working on. EVALUATING SCIONS AND ROOTSTOCKS Presently, the citrus industry in North Florida faces …
Citrus Nutrient Research Update
By Davie Kadyampakeni, Muhammad Shahid and Alisheikh Atta Current citrus nutrient guidelines are based on studies of healthy citrus trees conducted in the pre-huanglongbing (HLB) era. These guidelines may no longer be valid for the present situation where 100% of mature citrus trees in Florida are HLB-affected. Scientists at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) …
Georgia Research Projects Underway
Jake Price, University of Georgia (UGA) county Extension coordinator, recently provided a summary of citrus projects he has been working on: Source: Georgia Citrus Association Sponsored ContentTake the Sting Out of Fire AntsApril 1, 2026Take the Sting Out of Fire AntsMarch 6, 2026Grower Results With ReMedium TI® Mirror Researcher ResultsJanuary 21, 2026
Managing the Eastern Lubber Grasshopper
Eastern lubber grasshoppers are out in force in some parts of Florida, munching away on citrus, vegetable crops and landscape plants. They can be found from March or April to about October or November in North Florida and the state’s Gulf Coast. They can be economically important throughout Florida. Eastern lubber grasshoppers can completely strip foliage from plants. More commonly, …
Growers Must Settle for HLB-Tolerant Trees While Waiting for Resistance
The dream of citrus varieties being totally resistant to huanglongbing (HLB) disease (citrus greening) is still a distant reality for Florida growers. For now, they must depend on tolerant varieties to lessen the disease’s impact, which is widespread throughout most of the state. Michael Rogers, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center …
Growing Citrus With Soil Health in Mind
Herb Young enjoyed a 40-year career in the agricultural chemical industry, starting as a technical service representative and eventually becoming a product manager. During those years, he worked on various specialty crops across the country. About 25 years of his career was spent in field research roles. So, experimentation with crops and growing practices comes naturally to Young. He has …
Site Selection Key When Planting Citrus
Before growers in the cold-hardy citrus region plant their first trees, they need to ensure the planting site is viable for production. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences, talked about the importance of site selection at the recent Citrus Health Forum held in Quincy, Florida. “You have to think …
Freeze Does Not Have the Same Effect on All Pests
The Christmas freeze event in 2022 affected some insect pests in the cold-hardy citrus region more so than others, according to Xavier Martini. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor spoke about his findings during the recent Citrus Health Forum held at the North Florida Research and Education Center (NFREC) in Quincy. Martini addressed …
Citrus Health Forum Helps Cold-Hardy Growers
Production in the cold-hardy citrus region is still in its infancy. Growers and industry leaders need events like the Citrus Health Forum to obtain the necessary information to help this young industry continue to flourish. The latest forum took place at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) North Florida Research and Education Center in Quincy …
Potassium and Silicon Improve Cold Hardiness
By Muhammad Shahid Winter freeze is the main threat to the emerging citrus industry in North Florida, South Georgia and Southeast Alabama. Growers use microsprinkler irrigation as a freeze-protection strategy to protect the graft union of young trees, but it is not very effective in protecting aboveground plant parts in established trees. PLANT PROTECTIONUse of stress-mitigating substances could be an …
Diversification Continues to Be Key for Cold-Hardy Region
Diversification is key to production remaining sustainable in the cold-hardy citrus region. It is message that industry leaders preach to producers who are looking to grow the citrus industry in North Florida, Georgia and Alabama. John Chater, assistant professor at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, talked about the importance …
Blood Oranges May Be Option for Cold-Hardy Region
Blood oranges could provide citrus growers with another variety to grow in the cold-hardy citrus region. But further research is needed to verify its effectiveness in the Southeast, says Ali Sarkhosh, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) associate professor. “We harvested those fruit in Quincy at the North Florida Research and Education Center. We still don’t …
Combination of Essential Oils and Kaolin to Control Psyllids
By Xavier Martini and Romain Exilien Despite intensive control efforts, the Asian citrus psyllid (ACP), the vector of Candidatus Liberibacter asiaticus, the bacteria causing citrus greening, remains the most devastating pest of citrus. The ACP typically relies on tactile, visual and odor cues to detect its host. By combining an irritant, a visual masking and a true repellent, University of Florida …
TEMP Act Aims to Provide Freeze Insurance for Growers
A U.S. senator and Congress members from Florida have introduced legislation to direct the Risk Management Agency to research and develop a crop insurance policy to cover losses caused by cold exposure and freezes. Sen. Marco Rubio introduced the Temperature Endorsement for Multi-Peril Policies (TEMP Act). Representatives Scott Franklin, Darren Soto, Cory Mills and Greg Steube introduced companion legislation in …
Cold Protection Resources for Citrus Growers
Citrus growers in Florida’s Panhandle will have a greatly reduced citrus harvest this year because of a hard freeze in December 2022, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) reported. To help growers reduce damage in future freezes, UF/IFAS has tools that aid with citrus cold protection. Water is the most common form of cold protection …




























