Millennium Block and MAC Project Updates

Josh McGill Research, Rootstocks, Varieties

Hurricanes Ian and Nicole in 2022 caused early fruit drop in the Indian River area, where two studies of 39,000 trees that might tolerate HLB are being conducted. Researchers now expect significant data from the studies will come after the 2023, 2024 and 2025 season harvests, but they have already gained some insights from the projects.  The first experimental grove, …

Nominate a Worthy Woman in Florida Agriculture

Josh McGill Awards

Nominations for the Woman of the Year in Agriculture Award, sponsored by the Florida Department of Agriculture and Consumer Services (FDACS) in conjunction with the Florida State Fair Authority, are now being accepted. All nominations must be submitted by Aug. 1. The award annually recognizes the achievements of women who have made outstanding contributions to Florida agriculture. “The Woman of …

Assistance for 2022 Natural Disasters Announced

Josh McGill financial, hurricane

U.S. Agriculture Secretary Tom Vilsack recently announced two programs that collectively provide $3.7 billion in assistance to crop and livestock producers who sustained losses due to natural disasters like Hurricanes Ian and Nicole in 2022. They are the Emergency Relief Program (ERP) and Emergency Livestock Relief Program. To participate in the programs, producers should have or be prepared to have the …

NOAA Predicts Near-Normal Hurricane Season

Josh McGill hurricane, Weather

National Oceanic & Atmospheric Administration (NOAA) forecasters with the Climate Prediction Center, a division of the National Weather Service, predict near-normal hurricane activity this year. NOAA’s outlook for the 2023 Atlantic hurricane season, which lasts from June 1 to Nov. 30, predicts a 40% chance of a near-normal season, a 30% chance of an above-normal season and a 30% chance …

Antibiotics, HLB and Psyllids

Josh McGill HLB Management, Pests

Entomologist Kirsten Pelz-Stelinski recently shared findings from trials on the use of foliar-applied and trunk-injected antibiotics for controlling HLB and the Asian citrus psyllids (ACP) that spread the disease. Pelz-Stelinski is associate center director at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) in Lake Alfred.  In a May 17 presentation …

Valencia on US-942 Rootstock Is Favored Florida Tree

Josh McGill Rootstocks, Varieties

For at least the last four years, the Valencia SPB-1-14-19 orange has been the most-produced citrus variety in Florida, and US-942 has been the favored rootstock. So, it makes sense that the Valencia SPB-1-14-19 on US-942 rootstock has been the most-produced tree combination for four years running. That information was provided at April’s Florida Citrus Growers’ Institute in Avon Park …

OJ Sales Fall While Price Climbs

Josh McGill Florida Citrus Commission, Orange Juice

U.S. orange juice (OJ) retail sales have decreased by 13.2% this season to 27.17 million equivalent gallons. OJ’s average season-to-date price has climbed 12.6% to $8.61 per equivalent gallon. Marisa Zansler, Florida Department of Citrus (FDOC) director of economic and market research, provided that information in her May 17 report to the Florida Citrus Commission (FCC). By OJ category, not-from-concentrate …

Update on Snail Management in Citrus

Josh McGill Pests, Tip of the Week

By Lauren Diepenbrock Snail management is becoming a more common discussion in Florida citrus with the arrival of a newer species (Bulimulus bonariensis, previously referred to as Bulimulus sporadicus, Figure 1) in the Southeast. This snail is a new challenge for citrus growers. With funding from the Citrus Research and Development Foundation, the University of Florida Institute of Food and …

HLB in Florida Is a Warning to California

Josh McGill California Corner, HLB Management

The damage that HLB has inflicted on Florida citrus groves and production over the past 18 years should serve as a warning for California producers, California’s Citrus Pest & Disease Prevention Program (CPDPP) stated recently. CPDPP noted that with HLB detected in thousands of California residential trees, it’s important for commercial growers to take steps to prevent the disease. According …

Repurposing Tools to Tackle HLB

Josh McGill HLB Management

By J. Scott Angle, jangle@ufl.edu, @IFAS_VP The hurricane-battered harvest numbers don’t show it, but we’re in a much better place in developing scientific solutions for managing HLB than we were a year ago. That’s because our scientists have discovered that tools invented to solve other problems can help address your one big problem. GIBBERELLIC ACIDFor example, gibberellic acid (GA) has …

Important Issues for Georgia Citrus Growers

Josh McGill Georgia

The Georgia Citrus Association (GCA) recently announced several issues of importance to Georgia citrus growers: LAST CALL FOR COMMISSIONERSNominations for members of the Georgia Citrus Commission are due May 26 to the Georgia Department of Agriculture. The commission will help fund needs for the future of Georgia’s citrus industry. More information is available from Andy Harrison at andy.harrison@agr.georgia.gov. ACREAGE UPDATEGCA …

May CRDF Meeting Focuses on Money Matters

Josh McGill CRAFT, CRDF

The Citrus Research and Development Foundation (CRDF) board of directors attended to budgetary matters during its May meeting, as the end of the fiscal year nears. “We decided to transfer our remaining uncommitted funds from what we had budgeted for new research to the Citrus Research and Field Trial program to help growers treat mature trees with new therapies,” said …

Questions Remain on Cover Crops and Compost

Josh McGill Soil Health

Cover crops and compost can impact soil microbes in citrus groves, and that’s generally considered a good sign, soil microbiologist Sarah Strauss said in a virtual May 24 seminar. Microbes are critical components of soil health through their contributions to soil organic matter, nutrient cycling and plant defenses. But the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) …

Managing Citrus Thrips in California

Josh McGill California Corner, Pests

In California’s Central Valley, citrus thrips are one of the most concerning pests for growers. Citrus thrips feed on young fruit, which results in scarring damage. “Those cuts are then downgraded in the packinghouse, costing our growers money, which is why managing thrips is so important,” said Sandipa Gautam, University of California Cooperative Extension area citrus integrated pest management advisor. …

PIECES OF THE PAST: A Granddaughter’s Recollections

Josh McGill Pieces of the Past

By Brenda Eubanks Burnette Editor’s note: Last month’s Pieces of the Past featured Edward Postell Porcher, one of the original Florida Citrus Hall of Fame inductees. This month, his granddaughter shares more memories about him and the citrus industry. Edward Postell Porcher’s granddaughter, Norris Porcher Andrews, was interviewed by Nancy Yasecko at the Porcher House in 1994 for the Brevard …

Sneak Peek: June 2023 Citrus Industry

Josh McGill Sneak Peek, Soil Health

During a historically low period of Florida citrus production, Inverness grower Chuck Bellamy has found a way to keep fruit on his trees. In the June cover story of Citrus Industry magazine, he tells what regenerative practices have reduced fruit drop in his grove. Not only is he keeping more oranges; he has lowered his production costs in the process. …

Awareness Campaign Battles HLB in Brazil

Josh McGill Brazil, HLB Management

Brazil’s Fundecitrus in 2022 and 2023 conducted an awareness campaign to replace citrus and myrtle plants to combat HLB in the municipality of Itobi, São Paulo. The citrus and myrtle plants were replaced with other fruit and ornamental species that do not host the Asian citrus psyllid that transmits HLB, also known as greening disease. These citrus and myrtle plants …

Silicon Could Benefit Florida Citrus

Josh McGill Nutrition, Production

There has been much focus on the benefits of applications of plant growth regulators like gibberellic acid and 2,4-D, and more recently oxytetracycline hydrochloride to improve the health of citrus trees infected with HLB. Silicon also has been highlighted for its potential benefits to citrus. Mohammad Adnan Shahid, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor, …