algal spot

Algal Spot an Increasing Problem in Florida Groves

Daniel CooperDiseases

Algal spot, not frequently seen in Florida citrus groves before 2015, has become more severe in recent years, University of Florida Institute of Food and Agricultural Sciences speakers reported Aug. 30. And the disease is likely to intensify as a problem with average temperatures increasing, said Megan Dewdney, associate professor of plant pathology at the Citrus Research and Education Center …

citrus black spot

Citrus Black Spot Policies for Florida Modified

Daniel CooperDiseases, Florida, Regulation

The U.S. Department of Agriculture Animal and Plant Health Inspection Service (USDA APHIS) recently modified the policies and requirements for the citrus black spot (CBS) quarantine area in Florida. Modifications address the movement of regulated articles and provide a protocol to remove areas from the CBS quarantine. This federal order updates the APHIS-Approved Packinghouse Procedures for Phyllosticta citricarpa, Causal Agent …

nutrient

Enhancing Citrus Nutrient Programs

Daniel CooperNutrition

University of Florida Institute of Food and Agricultural Sciences Extension agent Mongi Zekri recently discussed numerous ways growers can enhance their nutrient programs for better tree and fruit performance. TIPS FOR MAKING ADJUSTMENTS Zekri offered the following tips for adjusting a fertilizer program. SOIL TESTING Soil testing is most effective when done annually, Zekri suggested. “Choose a lab you trust …

trunk injection

Talking Trunk Injection at Citrus & Specialty Crop Expo

Daniel CooperCitrus Expo, HLB Management

The educational program on the first day of the Citrus & Specialty Crop Expo focused on trunk injection of oxytetracycline (OTC) being applied to citrus to treat HLB. Trees have received their second OTC treatment, and growers are hopeful trees will respond with better fruit retention and improved quality. Ute Albrecht, University of Florida Institute of Food and Agricultural Sciences …

Hurricane Debby

Impact of Hurricane Debby on North Florida Citrus

Daniel Cooperhurricane

High wind speeds were prevalent when Hurricane Debby passed through the North Florida region last week. Perry, Florida, received the brunt of those winds. According to Lisa Strange, University of Florida Institute of Food and Agricultural Sciences Extension agent in Taylor County, wind speeds were recorded at 80 miles per hour. It led to some citrus trees toppling over. Others …

publication

New HLB Publication at the Citrus & Specialty Crop Expo

Daniel CooperCitrus Expo, Tip of the Week

By Michael E. Rogers Do you plan to attend the Citrus & Specialty Crop Expo on Aug. 21–22 at the Florida State Fairgrounds in Tampa? If so, you’ll want to stop by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Extension booth to pick up the latest publication on HLB management assembled by UF/IFAS citrus experts. …

Hurricane Debby

Hurricane Debby Damage in the Cold-Hardy Citrus Region

Daniel CooperCold Hardy, hurricane

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 …

CUPS

CUPS Allows Profitable HLB-Free Citrus Production

Daniel CooperCUPS, Research

The U.S. Department of Agriculture National Institute of Food and Agriculture (USDA/NIFA) has invested more than $250 million to find a solution for HLB. One example of USDA NIFA-funded research is citrus under protective screen (CUPS).  University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientist Arnold Schumann and colleagues began testing CUPS at the Citrus Research and Education Center …

Saving Citrus

Saving Citrus Symposium Focused on Fruit Drop

Daniel CooperEvents, Fruit Drop

KeyPlex recently hosted its third Saving Citrus Symposium in Sebring, Florida. The event focuses on fruit drop, which has been a major problem for growers in recent years. The third gathering provided an update on research KeyPlex has sponsored to seek causes of fruit drop and ways to manage against it. The research began in January 2021 when company personnel …

Davie

PIECES OF THE PAST: Davie – South Florida’s Historic Citrus Center

Daniel CooperPieces of the Past

By Brenda Eubanks Burnette In the early 1900s, Florida Governor Napoleon Broward (1905–09) persuaded the Legislature to drain the Everglades and finance a canal system by selling off large blocks of land for $2 per acre. Once drained, the area housed rich fertile soil and, in 1906, millionaire R.P. Davie bought almost 28,000 acres. By 1909, settlers arrived in response …

crop insurance

A Crop Insurance Policy That Has Paid Off for Citrus Growers

Daniel CooperEconomics, Insurance

By Ariel Singerman Federal crop insurance is a key component of the farm safety net because it allows growers to obtain coverage against losses and, therefore, manage risk at a subsidized premium rate. In 2022, the U.S. Department of Agriculture Risk Management Agency (RMA) started offering Florida citrus growers the option to insure their crop under a policy called Actual …

Citrus & Specialty Crop Expo

Ag Policy Leaders to Headline Citrus & Specialty Crop Expo

Daniel CooperCitrus Expo

The Citrus & Specialty Crop Expo is scheduled for Aug. 21–22 at the Florida State Fairgrounds in Tampa. This year’s event will be the second at the fairgrounds — a venue which was well received by attendees of last year’s Expo. The event features an expansive trade show providing growers with an opportunity to learn about the products and services …

symposium

KeyPlex Citrus Symposium to Address Fruit Drop

Daniel CooperEvents, Fruit Drop

KeyPlex has scheduled a citrus symposium for July 25 at the SEVEN Sebring Raceway Hotel. The meeting will focus on research conducted by Vladimiro Guarnaccia, associate professor of plant pathology at the University of Torino in Italy. He will present evidence on the origins of fruit drop. Research sponsored by the European Union and KeyPlex at the University of Torino …

growers

CITRUS NURSERY SOURCE: What Florida Citrus Growers Are Talking About

Daniel CooperCitrus Nursery Source

By Peter Chaires When June rolls around, the last of the oranges are generally coming in and it’s time to reassess what worked and identify areas for improvement. Research-based entities are making every effort to steer dollars to where they will have the most immediate impact. The name of the game right now is capacity preservation. We must do what …

science

Supporting Citrus Science

Daniel CooperResearch

By Rob Gilbert, ragilber@ufl.edu, @IFAS_VP Let’s start with the most important thing. Citrus science remains a top priority of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Citrus is special. My goal for citrus is sustainability. That means profitability. Here are a few new ways UF/IFAS has demonstrated its support for citrus science during the past five …

Citrus Achievement Award

Preserving and Promoting the Florida Citrus Industry

Daniel CooperAwards

Citrus historian and volunteer extraordinaire Brenda Eubanks Burnette is the 2024 Citrus Achievement Award winner. Brenda Eubanks Burnette’s initial exposure to the citrus industry was merely by chance. As Miss Winter Haven in 1978, she was asked to fill in when the reigning Florida Citrus Queen couldn’t make a scheduled appearance at a citrus processing plant. A MEMORABLE REIGN Needing …

pruning

Pruning to Improve Citrus Greening Management

Daniel CooperBrazil, Pruning

Pruning is an efficient strategy to improve citrus greening disease management in Brazil’s Citrus Belt, but requires appropriate procedures and attention from the grower, Embrapa and Fundecitrus researchers reported recently. Embrapa researcher Eduardo Girardi said an orange tree could produce normally without the need for pruning “if the orange tree has no restrictions on its growth.” Without growth restrictions, Girardi …

play

PIECES OF THE PAST: Play Portrayed Florida Citrus History

Daniel CooperPieces of the Past

By Brenda Eubanks Burnette Mohamed Ismail recently gave me a booklet titled “Golden Harvest – The Romance of Florida Citrus” written by Nina Oliver Dean for the Florida State Horticultural Society “on the occasion of its semi-centennial celebration.” It was actually a play described as “a pageant depicting the important events in the history of Florida citrus from its introduction …

Orange Crop

Brazil’s First Forecast for the 2024–25 Citrus Season

Daniel CooperBrazil, Crop Forecast

The 2024–25 orange crop forecast for Brazil’s São Paulo and West-Southwest Minas Gerais citrus belt, published on May 10 by Fundecitrus and its cooperators, is 232.38 million 90-pound boxes. The projected volume represents a significant drop of 24.36% as compared to the previous crop of 307.22 million boxes. VARIETY BREAKDOWN Production by variety is divided as follows (figures in parentheses …