Sponsored Content A brand new book, “The Critical Importance of Citrus Tree Nutrition,” recently made its debut at Citrus Expo. Growers who attended the event were able to receive a free copy of the book, courtesy of TKI Crop Vitality. Due to the popularity of the book, TKI is extending the promotion to Florida citrus growers who have not yet …
Citrus Growers Urged to Submit Comments to EPA on Simazine
The herbicide active ingredient simazine (Princep®) is currently undergoing re-registration review by EPA. A crucial step in that process is the public comment period. EPA is now accepting public comments. It would be very helpful to include comments from end-users in the Florida citrus community, where simazine is an important weed management tool. Click here for concise background information and …
Why Should Growers Take the Bactericide Survey?
With the 2016 Citrus Expo approaching, Harold Browning, chief operations officer of the Citrus Research and Development Foundation (CRDF), is reminding Florida growers to take the bactericide survey if they haven’t already done so. The deadline to complete the survey is August 10. It can be found online at citrusexpo.net. Browning said that the bactericide survey results will be a …
Sparks Urges Growers to Take Bactericide Survey
Florida Citrus Mutual CEO Mike Sparks tells why it’s important for Florida citrus growers to participate in a bactericide survey. The survey was developed by the Citrus Research and Development Foundation and is being administered by AgNet Media. Even growers who are not using the bactericides yet are asked to participate. The purpose of the survey is to collect data …
Growers Learn About Diaprepes Root Weevil Control
University of Florida professor Larry Duncan presented the latest research on using entomopathogenic nematodes (EPNs) to control Diaprepes root weevil (DRW) in citrus to approximately 30 growers on June 30 at the Hardee County Extension Service office in Wauchula. The combination of HLB with DRW intrusion has created a situation that will accelerate the destruction of most infected trees. DRW …
New Method Tells Growers More About Citrus Decay
With citrus growers trying to save their groves in the wake of the deadly greening disease, a University of Florida Institute of Food and Agricultural Sciences researcher has found a new technique that could help growers answer a vexing question – why so much fruit is dropping to the ground prematurely. If we know why fruit is dropping, we can …
Citrus Growers Share HLB Tips
Sharing information, conducting field trials, being efficient, replanting, thermotherapy and managing tree stress are some of the practices five growers think might help manage HLB. The growers were panelists discussing possible ways to survive the devastating disease during Florida Citrus Mutual’s recent annual conference in Bonita Springs. Bill Barber of Lykes Brothers started and ended his presentation with a call …
Citrus Growers Surveyed on Percent of Trees Infected
Florida citrus growers: 80 percent of trees infected by greening By: Brad Buck, 352-294-3303, bradbuck@ufl.edu Source: Ariel Singerman, 863-956- 8870, singerman@ufl.edu GAINESVILLE, Fla. — Florida’s citrus growers say as much as 90 percent of their acreage and 80 percent of their trees are infected by the deadly greening disease, which is making a huge dent in the state’s $10.7 billion …
Citrus Growers Can Begin Using Three Bactericides
Florida Agriculture Commissioner Adam Putnam, with the concurrence of the Environmental Protection Agency, has issued a Crisis Declaration that makes the use of three bactericides legal as of today. See the Crisis Declaration for details. Growers should make sure to have a copy of the Crisis Declaration and other portions of the attachment in their possession when utilizing these products. …
Legislative Progress for Florida Citrus Growers
In a message below, Mike Sparks, executive vice president/CEO of Florida Citrus Mutual, reports positive news on the current status of the citrus industry’s agenda items in the legislative session. Dear FCM Board and Members: It’s been a whirlwind 2016 in Tallahassee and with a week left in the scheduled legislative session, I have some very positive news to share. …
CRAFT Discussed at Florida Citrus Show
The Florida Citrus Show provided an opportunity for Citrus Research and Field Trial Foundation (CRAFT) Executive Director Steven Hall to share the organization’s accomplishments and future plans. Hall moderated a panel discussion and spoke about the organization’s work. “Thanks to Florida Agriculture Commissioner Wilton Simpson, Senate President Ben Albritton, the Florida Legislature and Gov. Ron DeSantis, we’ve been able to …
Florida Ag Coalition Asks for Federal Freeze Aid
The Florida Ag Coalition has asked President Donald Trump for supplemental federal disaster assistance through a state-administered block grant for Florida farmers and ranchers impacted by recent freezes. The coalition represents agricultural producers and organizations across the state. The request was made in a March 9 letter. The letter noted that Florida Agriculture Commissioner Wilton Simpson on Feb. 20 indicated …
Study Sheds Light on the Use of Ascorbic Acid With OTC
Growers have always been innovators, testing new production practices in their groves. When you add a disease like HLB, those experiments get ramped up in the effort to seek solutions. A good example of this was a discussion that began last year among growers that ascorbic acid (vitamin C) might be helpful in extending the effectiveness of the oxytetracycline (OTC) …
Postfreeze Patience Is a Virtue
Edwin A. Gutierrez-Rodriguez and Jonael Bosques, both with University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension, recently explained why patience is an important post-freeze tree management strategy. Following are highlights from the article they wrote. After Florida’s recent freeze event, a common question citrus growers were asking was: “What should I do to recover the trees?” The …
South African Grapefruit, Mandarin and Lemon Forecasts
The U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) recently issued its 2025–26 forecasts for South African grapefruit, tangerines/mandarins and lemons. GRAPEFRUIT South African grapefruit production is forecast to increase by 1% to 430,000 metric tons (MT). The area planted with grapefruit is 8,150 hectares. This production area declined from 2020–21 to 2022–23 and appears to have stabilized since …
CITRUS NURSERY SOURCE: Important Details About Newly Available Citrus Varieties
By Peter Chaires There are presently two groups of University of Florida (UF) citrus varieties, licensed to Florida citrus nurseries via New Varieties Development & Management Corp. (NVDMC), the licensing designee of the Florida Department of Citrus. These include: GROUP ONE Get more details on group one in the February 2025 Citrus Nursery Source article. GROUP TWO Find more information …
Kaolin Works Against Psyllids, Greening and Canker
Brazilian research organization Fundecitrus has for several years studied the use of kaolin for psyllids and the citrus greening they spread, as well as for citrus canker. Kaolin is a natural mineral composed mainly of aluminum silicate. In the kaolin experiments conducted by Fundecitrus, the commercial product Surround WP was used. PSYLLIDS AND GREENING The Fundecitrus studies show that spraying …
Applications for Hurricane Helene Aid to Open in Georgia
Georgia citrus growers, nurseries and numerous other agriculturists in eligible counties who suffered losses due to 2024’s Hurricane Helene may apply for assistance through the Georgia Hurricane Helene Block Grant Program beginning March 16. The application period will remain open until midnight on April 27. The application, eligibility requirements, guidance documents and additional details are available here. In September 2025, …
Alternatives to Copper Needed for Citrus Canker Management
Florida citrus producers have long used copper as a way to protect against citrus canker. However, it’s time for growers to have other options. That’s a message shared by Ozgur Batuman, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) associate professor and citrus pathologist at the Southwest Florida Research and Education Center in Immokalee. He spoke on this …
Diversification Taking Root in Georgia Citrus
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,” …



























