planting method

Video Shows Citrus Planting Method Has Many Benefits

Daniel Cooperplanting, Texas

Texas A&M University citrus scientists who developed a successful planting method to combat diaprepes root weevil found that the method also offers numerous other benefits. In 2013, researchers Mamoudou Setamou and Olufemi Alabi were looking for an effective non-chemical method to physically block the circular foliage-to-underground lifecycle of diaprepes. The pest was attacking citrus roots and killing trees. Their solution …

plant breeding

UF/IFAS Is New Host of Plant Breeding Program

Daniel CooperBreeding

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) is the new home for Breeding Insight, a federally funded program supporting public plant breeding efforts. Breeding Insight, funded by the U.S. Department of Agriculture (USDA) Agricultural Research Service, supports public breeding efforts via more than 61 programs at the USDA as well as university-based programs across the country. …

financial management

Financial Conference Covers Tariffs and Economic Outlook

Daniel CooperCitrus

The Florida Agricultural Financial Management Conference returned Sept. 30 to Oct. 2 after several years of hiatus. The event was held at the Margaritaville Resort in Kissimmee, Florida. Speakers covered topics including measuring financial performance, risk management, optimizing business operations and cybersecurity. Ed Seifried, professor emeritus of economics and business at Lafayette College in Easton, Pennsylvania, was a featured speaker. …

citrus research

CRDF Considers RFPs on Citrus Juvenility

Daniel CooperCitrus, CRDF

The Citrus Research and Development Foundation (CRDF) held its board of directors meeting on Sept. 30 in Lake Placid, Florida. During the meeting, the board reviewed recommendations from the CRDF Research Management Committee. “We had a productive meeting and addressed several key issues,” said CRDF Chief Operating Officer Rick Dantzler. “CRDF issued a Request for Proposals (RFPs) to explore methods …

psyllid

Psyllid Management Tactics Discussed

Daniel CooperCitrus Expo, HLB Management, Psyllids

Control of HLB-spreading Asian citrus psyllids (ACP) can be enhanced with dormant winter sprays and a focus on spraying grove perimeters, according to Citrus & Specialty Crop Expo presenter Jawwad Qureshi. Qureshi is an associate professor of entomology at the University of Florida Institute of Food and Agricultural Sciences Southwest Florida Research and Education Center. DORMANT SPRAYS In making the …

Tip of the Week

Fall Insect and Mite Management

Daniel CooperPests, Tip of the Week

By Lauren Diepenbrock Unlike northern regions, fall in Florida is not generally a time when insect, mite and other invertebrate pest populations decline rapidly. In Florida citrus, we generally see the opposite of this trend. In the hot, dry end of summer and early fall, mite populations often soar, requiring management to prevent excessive damage to fruit. (See The Florida …

blood oranges

Blood Oranges Could Be Profitable Option for Cold-Hardy Citrus Producers

Daniel CooperCold Hardy

Blood oranges may be an enticing fruit to grow for cold-hardy citrus producers in North Florida, South Georgia and South Alabama. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), highlighted his blood orange research during the Cold-Hardy Citrus Field Day and Workshop at the North Florida Research and Education Center …

genetic

Improving Citrus Using Genetic Tools

Daniel CooperBreeding

By Manjul Dutt Editor’s Note: This is the first in a series of two articles on plant improvement. Next month will feature the timeline for CRISPR-developed trees. Traditional methods for improving citrus, such as crossbreeding different varieties, can be time-consuming due to the creation of a random mix of genes from both parents through a process called genetic introgression, leading …

grove

What’s Working in Griffin’s Grove

Daniel CooperAll In For Citrus Podcast, Production, Rootstocks, Varieties

Not far from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) in Lake Alfred, Jason Griffin owns and operates a commercial citrus grove. While commercial in nature, the grove also has become a working experiment for the CREC citrus breeders. Griffin has worked closely with UF/IFAS citrus breeder Jude Grosser to …

gift

Gift Fruit Shippers Review Seasonal Strategies

Daniel CooperFlorida Department of Citrus, Fresh, Marketing

On Sept. 30, the Gift Fruit Shippers Advisory Council (GFSAC) held a planning meeting to review and approve marketing activities for the 2025–26 gift fruit shipping season. LAST SEASON Before sharing the recommended strategies for the coming season, Florida Department of Citrus (FDOC) Global Marketing Director Katelynn Long gave a presentation on the previous year’s important milestones and successes. “Last …

HLB management

HLB Management Requires an Integrated Approach

Daniel CooperCitrus Expo, HLB Management

At the recent Citrus & Specialty Crop Expo, Ozgur Batuman reminded seminar attendees there is no silver bullet for HLB management. Instead, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher proposes that growers integrate several tools for the management of HLB. These tools include a variety of ways to control HLB-spreading psyllids; oxytetracycline (OTC) trunk injection; …

mandarin

California Mandarin Forecast Issued

Daniel CooperCalifornia Corner, Crop Forecast

The 2025–26 California forecast for Tango and W. Murcott Afourer mandarin varieties, released Sept. 12, is 33 million 40-pound cartons. The forecast came from the California Department of Food and Agriculture (CDFA), cooperating with the U.S. Department of Agriculture National Agricultural Statistics Service (USDA NASS). The forecast is based on the results of the 2025–26 Mandarin Objective Measurement Survey, which …

citrus production

Spain’s Citrus Production to Hit 16-Year Low

Daniel CooperCrop Forecast, International

Spain’s Ministry of Agriculture, Fisheries and Food has forecast national citrus production of 5.44 million tons for the 2025–26 season, which began Sept. 1. That’s 10.7% lower than last season’s production and the lowest production level in the last 16 years.  The decline is mainly due to: Oranges, small citrus fruit and lemons are expected to see significant declines, while …

study

Study Says 100% Fruit Juice Fills Nutrition Role

Daniel CooperOrange Juice, Research

A recent study reveals that consuming 100% fruit juice is a marker for healthier diet choices and does not displace whole fruit consumption. The study, published in Nutrients on Aug. 21, explored the consumption patterns of 100% fruit juice and diluted juice with the goal of better understanding its relationship to diet quality. Population groups in the study included consideration …

October

Sneak Peek: October 2025 Citrus Industry

Daniel CooperSneak Peek

Breeding efforts to develop citrus trees resistant to HLB are well underway. But how long does the process take before trees are available to growers? Manjul Dutt, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor, addresses this question and more in the Citrus Industry section of the October issue of Specialty Crop Grower magazine. His article …

diagnostic

Plant Diagnostic Facilities for Georgia Citrus Growers

Daniel CooperDiseases, Georgia

The University of Georgia (UGA) has disease labs and clinics to help citrus producers determine what diseases are impacting their trees. Jonathan Oliver, UGA assistant professor and small fruits pathologist, highlights the diagnostic facilities that growers can take advantage of. “We have a lab in Tifton, the Plant Disease Clinic, that can accept samples from commercial citrus,” Oliver said. “We …