June

All In For Citrus Podcast, June 2026

Daniel CooperAll In For Citrus Podcast

The citrus research team at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) generates a lot of information from the trials and experiments they conduct each year. That information can be a valuable resource to growers who are seeking production guidance for their groves. In the June episode of the All In For Citrus podcast, Michael Rogers, …

irrigation

Irrigation Maintenance Is Essential

Daniel CooperIrrigation

Microjet irrigation is the top method of freeze protection for citrus trees, but its effectiveness is only realized if growers perform proper maintenance of the sprinklers before a cold event occurs. Mary Sutton, University of Georgia (UGA) assistant professor and citrus Extension specialist, emphasized that fact during the Georgia-Florida Irrigation Expo on June 10. Sutton said growers should treat their …

inventory

Brazilian Orange Tree Inventory Released

Daniel CooperAcreage, Brazil

Brazil’s Fundecitrus recently released the orange tree inventory of the São Paulo and west-southwest Minas Gerais Citrus Belt. Fundecitrus conducted the inventory in March. Orange orchards occupy 410,974 hectares, an increase of 1.4% from the previous year. Out of this total, the main orange varieties account for 400,260 hectares. The remaining varieties, primarily destined for the fresh fruit market, occupy …

ReMedium TI

ReMedium TI Receives Full Section 3 Label

Daniel CooperHLB Management

TJ BioTech LLC has announced that, as of June 11, 2026, ReMedium TI has received a full Section 3 label and registration from the U.S. Environmental Protection Agency, along with state approval from the Florida Department of Agriculture and Consumer Services. The approved label allows for two consecutive years of treatment, starting with the 2026–27 season, followed by a one-year …

NVDMC

CITRUS NURSERY SOURCE: NVDMC Research Focus for 2026–27

Daniel CooperCitrus Nursery Source, Research

By Peter Chaires Spring is planning season for most Florida citrus organizations. New Varieties Development & Management Corp. (NVDMC) is no exception. The board recently met with all breeding teams to review 2025–26 sponsored projects and establish research priorities for 2026–27. Though some aspects of these projects will be covered in greater depth in future articles, this month’s column is …

plant growth

Plant Growth Regulators in California Citrus

Daniel CooperCalifornia Corner, PGRs

University of California Riverside Extension subtropical horticulturist Mary Lu Arpaia recently discussed the uses of the plant growth regulators 2,4-D, NAA and ethylene in California citrus. Her June 9 presentation was part of the Citrus Research Board Webinar Series. 2,4-D One use of 2,4-D in California is to increase fruit size of navel oranges, grapefruit, mandarins and mandarin hybrids. For …

preharvest

Top Fungal Threats Behind Preharvest Fruit Rot

Daniel CooperDiseases, Research

A new study has identified several fungal pathogens associated with preharvest sweet orange fruit spoilage. It provides insights that could help citrus growers better understand and manage fruit rot problems in the grove. The research, “Morphological Identification of Fungi Associated with Preharvest Spoilage of Sweet Orange (Citrus sinensis L.) Fruit in Bilo Nopha, Southwestern Ethiopia,” was published in the journal …

trade

Ag Groups Ask for Fair and Balanced Trade

Daniel CooperTrade

A coalition of fresh fruit and vegetable organizations from California, Florida, Georgia, Michigan and Texas on June 2 asked U.S. Trade Representative Jamieson Greer for a managed approach to import volumes. Their letter to Greer sought that managed approach “particularly during the domestic marketing seasons when the timing of foreign competition is itself the injury.” Citrus-specific associations signing the letter …

HLB

How HLB Research Has Evolved

Daniel CooperHLB Management, International, Research

Huanglongbing (HLB, or citrus greening) disease has been the focus of an enormous amount of scientific research over the past two decades. A new study — “Bibliometric Mapping of Citrus Greening Disease Reflecting Trends, Shifts and Focus Areas” — takes a unique look at that research. It analyzes thousands of scientific publications to identify where scientists have concentrated their efforts …

Florida Citrus

Honors Bestowed at Florida Citrus Industry Annual Conference

Daniel CooperAwards, Events, Florida

During the Florida Citrus Industry Annual Conference, Ned Hancock was presented with the Citrus Achievement Award trophy during a special ceremony at the event’s industry luncheon. Hancock was selected as this year’s winner for his years of dedicated service to the industry and optimism that the industry will overcome HLB and other challenges. In his acceptance speech, Hancock spent much …

guide

Explore the 2026 Citrus Variety Guide

Daniel CooperRootstocks, Tip of the Week, Varieties

By Jamie Burrow and Tripti Vashisth If you haven’t had a chance yet, take a few minutes to explore the new 2026 University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Variety Guide. You’ll find it beginning on page 21 of the April 2026 issue of the UF/IFAS Citrus Magazine. WHAT IT INCLUDES This guide is designed to …

A Land Remembered

‘A Land Remembered’ TV Series Producer To Speak at Citrus & Specialty Crop Expo

Daniel CooperCitrus Expo, Events

For many Florida farmers and ranchers, “A Land Remembered” is a treasured piece of historical fiction. The novel chronicles the lives of three generations of the MacIvey family in Florida from the 1850s to the 1960s. There has been a lot of buzz about a new TV series that is being made based on the book. Todd Wiseman Jr., who …

Hancock

Hancock Honored With Citrus Achievement Award

Daniel CooperAwards

Some of Ned Hancock’s earliest memories illustrate what set him on the path to become a citrus grower. His grandfather would pick him up on Saturdays with some tasks to complete in the groves. Then his father awakened his entrepreneurial spirit in his early teens. “My dad had bought a piece of land that had some old seedling orange trees,” …

gibberellic acid

Gibberellic Acid Has Multiple Uses in California Citrus

Daniel CooperCalifornia Corner, PGRs

There are numerous preharvest and postharvest uses of gibberellic acid (GA) in California citrus, a University of California Riverside Extension subtropical horticulturist reported during a June 9 webinar. Mary Lu Arpaia’s GA discussion was a major portion of her broader topic of plant growth regulators in California citrus. Her presentation was part of the Citrus Research Board Webinar Series. WHAT …

agriculture

Agriculture Victories in Florida Budget

Daniel CooperAgriculture, financial, Florida

Florida Commissioner of Agriculture Wilton Simpson on June 2 highlighted the major agriculture victories included in the Florida Legislature’s 2026–27 state budget. CITRUS INDUSTRY Florida’s citrus industry received $196 million to support research, cost-share for equipment and infrastructure improvements at citrus nurseries and packinghouses, and the production and increased availability of healthy citrus rootstock. “Florida’s citrus industry remains resilient because …

natural

Boost Natural Defenses Against Psyllids in Summer

Daniel CooperBiologicals, Psyllids, Tip of the Week

By Lukasz Stelinski As summer takes hold in June, Asian citrus psyllid (ACP) populations are often high coinciding with availability of new flush. This is also a time when natural enemies can provide meaningful ACP suppression. Growers can improve biological control by making management decisions that help predators and parasitoids survive and function in the grove. MANAGE ANTS One important …

Take Advantage of Rising Temperatures to Treat for Fire Ants

Morgan ColeSponsored Content

Fire ants can quickly become a serious problem for landowners, producers, large-scale operations, and more. These aggressive invaders pose risks to livestock, people, equipment, and crops, building underground colonies that can thrive and expand if left unchecked. That’s why incorporating a spring fire ant treatment plan is key to sustaining control. Rising temperatures signal a seasonal shift, and an ideal …

years

Three Years of OTC Trunk Injection Provide Cumulative Benefits

Daniel CooperHLB Management, Research

By Ute Albrecht, Gabriel Pugina and Larissa Nunes According to a recent industry survey, 64% of Florida citrus growers have injected their trees for three consecutive years with oxytetracycline (OTC). This article reports the results from three research trials conducted by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Plant Physiology Team at the Southwest Florida Research …

Steven Hall

What’s Next for CRAFT: A Q&A With Steven Hall

Daniel CooperCRAFT

The Florida Legislature this year mandated the merger of two major Florida citrus research organizations: the Citrus Research and Field Trial Foundation (CRAFT) and the Citrus Research and Development Foundation (CRDF). CRAFT Executive Director Steven Hall recently answered questions about the merger.   Q: What are the steps and timeframe for the merger? A: The legislation requiring the merger specifies that …

rootstocks

Rootstocks May Hold Key to Boosting Citrus Fruit Nutrition

Daniel CooperNutrition, Rootstocks

When citrus growers select a rootstock, they typically focus on traits such as tree vigor, yield potential, disease tolerance and adaptation to soil conditions. New research suggests there may be another important factor to consider: the nutritional quality of the fruit. A recent study in India found that rootstocks can significantly influence the mineral nutrient content of citrus fruit. The …