The current dry period in the Southeast can negatively impact the region’s citrus groves. Trees in the cold-hardy citrus region of North Florida, South Georgia and South Alabama need water, especially ahead of the next harvest season. Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist, discussed why water is so important this time of year. “Water …
Texas Mexfly Quarantines Altered Again
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) in April made several changes to Mexican fruit fly (Mexfly) quarantines in Texas. This includes: SULLIVAN CITY The Sullivan City quarantine was expanded by 24 square miles to 79 square miles following detection March 12 of Mexfly larvae in sour orange …
Snail Management Can Be Complex
By Lauren Diepenbrock Snail management is becoming a more common discussion in Florida citrus with the arrival of a newer species in the Southeast. The snail of concern is Bulimulus bonariensis, previously referred to as Bulimulus sporadicus (Figure 1). Over the past three years, the first emergence of newly hatched snails was noted in late April through early May. The …
Citrus Groves and Soil Microbes
Research by the University of Miami’s College of Arts and Sciences aimed at protecting the Florida scrub has spurred a related study of microbes found in the soil of former citrus groves. The citrus research is led by Joshua Fowler, a postdoctoral research associate. The sandy, well-drained soils of the Florida scrub, which support many native plants, also provide ideal …
PGRs Can Produce Remarkable Results
Tripti Vashisth, associate professor of horticultural sciences with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), has been studying the use of plant growth regulators (PGRs) to improve citrus tree health and fruit retention for several years now. Her work has culminated into a systems approach of when to use a particular PGR at a certain time …
Rules and Regulations of Pesticide Use
By Alissa Hevesh Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. A minimum score of 70% is required to receive credit. Pesticides are regulated to ensure the safety and well-being of the …
CITRUS NURSERY SOURCE: How Artificial Intelligence Applications Could Enhance Nurseries
By Peter Chairs The University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) commitment to the use and development of artificial intelligence (AI) in production agriculture is fueling conversations throughout the citrus industry. For most of us, AI was not even on our radar a few years ago. Today, commercial and nursery growers are excited about the development of …
Biosolids: The Scoop on Processed Poop
By William Mitchell, Taylor O’Bannon and Michelle Danyluk Biosolids, sometimes referred to as sewage sludge, are a primarily organic solid product produced by wastewater treatment processes. These organic solids are often used as an inexpensive soil amendment to enhance soil quality. KNOW THE RULES AND RISKS The Food Safety Modernization Act (FSMA) Produce Safety Rule (PSR) prohibits the use of …
AccuWeather Issues Hurricane Season Forecast
The AccuWeather 2025 Atlantic Hurricane Season forecast predicts 13 to 18 named storms this year. Seven to 10 of those storms are expected to strengthen into hurricanes. Three to five of the storms are predicted to strengthen into major hurricanes (Category 3 hurricane or higher on the Saffir-Simpson Hurricane Wind Scale). Category 3 hurricanes have maximum sustained winds of 111 …
PIECES OF THE PAST: A Lakeland Citrus Story
By Brenda Eubanks Burnette I was recently at the opening of the Lakeland History and Culture Center’s new citrus exhibit called “From the Groves, Lakeland’s Citrus Story,” located in the Lakeland Public Library by Lake Morton. Lakeland was once called the “World’s Citrus Center,” so this exhibit is long overdue. It’s been two years in the making by LuAnn Mims, …
Sneak Peek: May 2025 Citrus Industry
The May issue of Specialty Crop Grower magazine is where to find the latest Citrus Industry articles. If your grove is in Florida, there’s a good chance ghost snails have haunted your trees and irrigation equipment. An article from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professors Lauren Diepenbrock and Nicole Quinn offers some advice on …
Bill Seeks Citrus Alternative Crops
A bill passed unanimously by the Florida Senate and awaiting House approval would fund a $1 million Florida A&M University (FAMU) research project to identify alternative crops for former citrus lands. While the legislation authorizes the study, it is contingent on funding approval. The $1 million budget allocation for the FAMU project is part of a larger agricultural relief effort …
Another Above-Average Hurricane Season Expected
Colorado State University (CSU) hurricane researchers are predicting an above-average Atlantic hurricane season in their initial 2025 forecast report. The CSU team is predicting 17 named storms during the season, which runs from June 1 to Nov. 30. Of those, researchers forecast nine to become hurricanes and four to reach major hurricane strength (Category 3, 4 or 5) with sustained …
Citrus Seminars Provide Research Updates
Researchers from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and U.S. Department of Agriculture (USDA) delivered several presentations to a standing-room-only audience during the citrus seminars at the Florida Citrus Show in March. VARIETIES AND ROOTSTOCKS The citrus session began with a breeder panel discussing research on varieties and rootstocks. Participants were Manjul Dutt and Jude …
Nitrogen Reduction Needed in Cold-Hardy Citrus Region
Growers in the cold-hardy citrus region are applying too much nitrogen to their groves. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discovered that unfortunate reality while conducting a research project in North Florida. Most citrus growers were following recommendations in the UF/IFAS Florida Citrus Production Guide, which are mostly …
Improving Diaprepes Root Weevil Management
By Maegan Beatty During a recent citrus insect management workshop at the Citrus Research and Education Center, Larry Duncan, University of Florida Institute of Food and Agricultural Sciences professor, addressed diaprepes root weevil management. This Caribbean pest was introduced to Florida in the 1960s. The adult pests feed and lay eggs in citrus tree canopies. The larvae feed on roots …
Irrigation Comparison for Young HLB Trees
By Davie Kadyampakeni, Kondwani Kamsikiri and Alisheikh Atta Water scarcity is one of the major constraints in Florida citrus production systems, primarily due to erratic rainfall patterns and the low water- and nutrient-holding capacity of the predominantly sandy soils. The state’s soils contain more than 95% sand and have low organic matter (<1%) and very low water-holding capacity. These challenges …
All In For Citrus Podcast, April 2025
April is a busy month for citrus events. The Florida Citrus Growers’ Institute was held in Avon Park early in the month followed by a citrus field day at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center (SFWREC) in Immokalee. These events are the topic of the April episode of the …
Suicide Strategy Found for Weeds
Parasitic weeds are ruthless freeloaders, stealing nutrients from crops and devastating harvests. But what if growers could trick these invaders into self-destructing? Scientists at University of California, Riverside (UCR) think they’ve found a way to turn the weeds’ own biology against them. This trick is detailed in the journal Science. At its heart lies a class of hormones called …
HLB-Tolerant Varieties Available
Florida Foundation Seed Producers, Inc. (FFSP) has signed a licensing agreement with New Varieties Development and Management Corp. (NVDMC) to introduce new citrus varieties showing tolerance to HLB. The HLB-tolerant varieties covered by the agreement are: The collaboration also includes the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) and the Florida Department of Citrus. It aims to …