impact

Potential Impact of Drought on Citrus Production

Daniel CooperCold Hardy, Weather

The prolonged drought in the Southeast could negatively impact citrus trees if growers are not applying the right amount and frequency of irrigation. Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist, shared that message following the April 2 release of the U.S. Drought Monitor map for the Southeast. The map shows exceptional drought conditions worsening and …

postfreeze

Postfreeze Citrus Recovery Strategies

Daniel Cooperfreeze, Tip of the Week

By Muhammad A. Shahid, KeAndre Leaks, Davie Kadyampakeni and Carlos Aucique-Perez Postfreeze citrus tree management requires patience and careful observation rather than immediate intervention. Damage to the vascular system (cambium, xylem and phloem) may take months to fully appear. Trees can initially flush in spring but later decline if internal tissues are too compromised. A reliable assessment of survival should …

Georgia citrus

Diversification Taking Root in Georgia Citrus

Daniel CooperCitrus

The Georgia Citrus Association celebrated its 10th anniversary at its recent annual meeting. Much has changed in the industry over the past decade, specifically how growers have diversified their production to include more than just satsuma mandarins. “The industry was initially built on satsumas, being that they’re cold hardy, so that is still the majority of the varieties in Georgia,” …

citrus podcast

All In For Citrus Podcast, February 2026

Tacy CalliesAll In For Citrus Podcast, freeze

Florida experienced one of the most damaging freezes in more than a decade this winter. The February episode of the All In For Citrus podcast addresses the impacts the freeze had on citrus. Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, notes that it will take some time …

Young Georgia Citrus Trees Look ‘Dicey’ Following Freeze

Tacy Calliesfreeze, Georgia

Georgia’s young citrus trees appear to have endured more impact from the recent freeze event than older, mature trees. That’s an initial assessment made by Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist. “I’m still getting reports, and we’re just starting our evaluation, but we’ve got a lot of leaf drop and leaf burn. There is …

psyllid

Postfreeze Psyllid Populations Reduced

Daniel Cooperfreeze, Psyllids

Southeast citrus growers hoping that the Feb. 1 freeze would wipe out the Asian citrus psyllid (ACP) population are going to be disappointed. “What we do know about freezes is a lot of time they will reduce or delay the buildup of many of the populations of pests that we worry about,” said Lauren Diepenbrock, University of Florida Institute of …

silicon

When and How To Use Silicon for Freeze Protection and Recovery

Daniel Cooperfreeze, Nutrition, Tip of the Week

By Muhammad A. Shahid and Davie Kadyampakeni Silicon (Si) is getting a lot of attention from citrus growers as a tool to help trees handle stress, especially during cold and freeze conditions. It toughens up plant tissues, strengthens cell walls and helps trees better handle stress when it is applied at the right time. BEFORE FREEZE The most important thing …

cold-hardy

Cold-Hardy Citrus Damage Expected From Incoming Freeze

Daniel CooperCold Hardy

Trees in the cold-hardy citrus region have already experienced severe cold weather in 2026. If forecasts come to fruition this weekend, freezing temperatures will make things worse. Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist, discussed the impact of recent sub-freezing temperatures that citrus in North Florida, South Georgia and South Alabama has been subjected to. …

recommendations

Gibberellic Acid May Help Manage Alternate Bearing

Daniel CooperCold Hardy, Production

A common management tool that Florida citrus growers use to improve the health of trees impacted by citrus greening disease could be a valuable resource for cold-hardy producers — but for a different reason. Mary Sutton, University of Georgia assistant professor and citrus Extension specialist, discussed the tool gibberellic acid (GA) at the recent Southeast Regional Fruit and Vegetable Conference …

post-freeze

Postfreeze Citrus Management

Daniel Cooperfreeze

By Muhammad A. Shahid, KeAndre Leaks and Davie M. Kadyampakeni Right after a freeze, you may notice new growth turning black and leaves hardening, yellowing or looking water-soaked. About a week after a severe freeze, leaves may start to curl and turn brown. Leaves and fruits may begin to drop. Do not attempt any recovery treatments immediately after a freeze. …

cold-hardy

Cold-Hardy Citrus Update Following December Freeze

Daniel CooperCold Hardy, freeze

Cold-hardy citrus in the Southeast endured sub-freezing temperatures in mid-December, the second major freeze to impact the region this season. Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist, discussed how this freeze impacted citrus trees and fruit in North Florida, South Georgia and South Alabama. “We’re seeing some damage on younger trees that were probably planted …

Greenie

Greenie’s Performance in the Cold-Hardy Citrus Region

Daniel CooperCold Hardy, Varieties

The December All In For Citrus podcast episode includes Muhammad Shahid, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor at the North Florida Research and Education Center. He discusses winter preparations for the cold-hardy citrus region. For an area where freezes are common, these are important considerations. In addition to preparing for the cold, Shahid shares …

January

Sneak Peek: January 2026 Citrus Industry

Daniel CooperSneak Peek

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 …

citrus podcast

All In For Citrus Podcast, December 2025

Daniel CooperAll In For Citrus Podcast, freeze

As 2025 winds down, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC), took time to recognize Chris Oswalt during the December All In For Citrus podcast. Oswalt is retiring from his post as a citrus Extension agent, which he’s held for nearly 30 years. He served Polk …

fruit display

Greenie Gains Attention at Citrus Fruit Display

Daniel CooperEvents, Fresh, Varieties

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) hosted its last scheduled citrus fruit display of the year on Dec. 17 in Lake Alfred. The December display is considered the best of the season due to the number and diversity of varieties available. There were about 25 fresh fruit varieties on …

second

Second Freeze This Season Hits Cold-Hardy Citrus Region

Daniel CooperCold Hardy, freeze

The second major freeze event of the season occurred this week in the cold-hardy citrus region. It is still too early to gauge the long-term impact of temperatures dropping to the mid-20s in the early morning hours on Monday and Tuesday. However, if growers did not implement freeze-protection measures, this event could be more serious than the first freeze that …

acclimation

Understanding Acclimation and Protecting Trees From Freeze

Daniel Cooperfreeze, Tip of the Week, Weather

By Davie Kadyampakeni, Chris Oswalt and Muhammad A. Shahid With the onset of cooler temperatures, citrus trees cease active growth and become quiescent. This continued quiescence at lower temperatures results in a subsequent increase in cold hardiness, known as acclimation. Citrus trees proceed through many changes during acclimation, including: The above factors combine to increase the ability of citrus tissues …

Georgia growers

Georgia Growers Tour Brazil’s Citrus Industry

Daniel CooperBrazil, Georgia

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 …

cold

Preparing Citrus Groves for Cold Fronts

Daniel Cooperfreeze, Tip of the Week

By Muhammad A. Shahid, Shahid Iqbal and Davie Kadyampakeni As temperatures begin to drop across citrus-growing regions, now is the time for growers to prepare their groves for potential freeze events. Citrus trees, especially young plantings, are susceptible to cold temperatures. Damage from a single freeze event can result in canopy dieback, fruit loss and even tree death. Proper planning …

cold-hardy

Cold-Hardy Citrus Harvest Begins Early

Daniel CooperCold Hardy, Harvesting

The anticipated disappointment has become a reality for cold-hardy citrus growers; satsuma mandarins are in short supply. The predominant citrus variety grown in the region will not have much of a crop this season as harvests have already begun across the cold-hardy region of North Florida, South Georgia and South Alabama. As expected, citrus volume will be short, mostly due …