An Update on Oak Mulch to Increase Soil Health

Josh McGill Research, Soil Improvement

By Lukas M. Hallman, John M. Santiago and Lorenzo Rossi At first glance, one may not see how oak trees relate to citrus production. But in the early 2010s, growers and scientists reported seeing little to no HLB symptoms on citrus growing underneath the dripline of oak trees compared to citrus trees nearby but not directly under oak trees. These …

How OJ Will Be Marketed in 2022–23

Josh McGill Florida Department of Citrus, Marketing, Orange Juice

The Florida Department of Citrus’ (FDOC) 2022–23 orange juice (OJ) marketing plan will have a few shifts in retail partners and tactics to help ensure Florida OJ remains top of mind. Karmen Johnson of Edible, the FDOC’s marketing agency, shared an overview of the 2022–23 strategic focus, audience insights and integrated communications plan with the Florida Citrus Commission on May …

NOAA Predicts Above-Average Hurricane Season

Josh McGill hurricane, Weather

Forecasters at the National Oceanic and Atmospheric Administration’s (NOAA) Climate Prediction Center, a division of the National Weather Service, are predicting above-average hurricane activity this year. The Atlantic hurricane season runs from June 1 to Nov. 30. This year could be the seventh consecutive above-average hurricane season. NOAA predicts a 65% chance of an above-normal Atlantic hurricane season, a 25% …

Impact of Herbicides on Fruit Drop

Josh McGill All In For Citrus Podcast, Fruit Drop, Herbicides

Growers know the negative impacts of any kind stress on trees infected by HLB. That raised a question: Can injury from herbicides make fruit drop worse? Ramdas Kanissery, an assistant professor of weed science with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), conducted a research project to help answer that question. Kanissery discusses the research in …

Progress With SuperSour Rootstock Trials

Josh McGill Research, Rootstocks

By Kim D. Bowman The breeding of new citrus rootstocks is not an endeavor for the impatient. Two of the most popular rootstocks in Florida, US-942 and US-812, each were included in field evaluation for more than 20 years before the U.S. Department of Agriculture (USDA) released them for commercial use. In these cases, the time invested in thorough testing …

Australia Evaluating Dwarfing Rootstocks

Josh McGill International, Research, Rootstocks

Tahir Khurshid of Australia’s New South Wales Department of Primary Industries (NSW DPI) is leading a project evaluating several overseas rootstocks budded to a range of mandarin and sweet orange varieties. One of the components is evaluating the rootstocks for their dwarfing effect, which will potentially produce small trees for high-density planting systems for the citrus industry.   Size-controlling rootstocks have …

Are Finger Limes the ‘Next Big Thing?’

Josh McGill Limes, Marketing

Will Florida finger limes be the “next big thing,” or will they show mediocre or poor performance in the commercial market? That’s a question two University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers hope to answer. Trent Blare and Fredy Ballen, both with the Tropical Research and Education Center in Homestead, discussed their work in a virtual …

Oak Leaves and Turnpike Signs

Josh McGill HLB Management, Marketing, Research

Citrus growers Travis Murphy and Tom Thayer developed a formulation based on oak leaf extract that was observed to rejuvenate trees back to economic productivity. But the rejuvenation effects observed in the growers’ trials were not observed in field trials using a modified version of the formulation. U.S. Department of Agriculture (USDA) research geneticist Randall Niedz reported that result in …

Heritage Practices for Today’s Challenges

Josh McGill Cover Crops, Soil Improvement

By Brad Turner Cover cropping and composting in Florida citrus production are not new concepts. Our ancestors understood the basic principles and implemented these practices just a couple of generations ago. YESTERDAY AND TODAYAs a boy, I can remember an old citrus grower telling me how beggarweed and crotalaria, both native nitrogen-fixing legumes, growing wild in neighboring fields would be …

Hurricane Season Is Here. Are You Prepared?

Josh McGill hurricane, Tip of the Week

By Amir Rezazadeh Every year, hurricanes and tropical storms can occur in Florida from June 1 to Nov. 30. Hurricanes and tropical storms damage citrus trees by blowing fruit off trees or from flooding due to too much rain or high tides. Also, high tides due to wind may cause rising water levels and saltwater flooding. The best practice for …

What Southeast Citrus Growers Should Be Watching For

Josh McGill Irrigation, Pests, Weather

A prolonged dry spell across the Southeast should have citrus growers ensuring their young trees are properly irrigated. But Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist, cautions growers about applying too much water. “The real young trees don’t have much of a root system, of course. It has been pretty dry. But you don’t want …

Brix Is a Key Issue for Florida Citrus Mutual

Josh McGill Orange Juice, Regulation

Florida Citrus Mutual President Glenn Beck and Executive Vice President/CEO Matt Joyner recently met with members of Florida’s congressional delegation and others in Washington to highlight issues important to Florida citrus. The need for federal Food and Drug Administration (FDA) action on lowering the Brix level was one focus of the meetings. Beck and Joyner met with U.S. Sen. Marco …

International Partnership Strengthens HLB Research

Josh McGill International, Research

Brazil’s Fundecitrus reported that the exchange of international researchers and technicians working on the PRE-HLB (Preventing HLB Epidemics for Ensuring Citrus Survival in Europe) project strengthens research on the disease. In recent months, Fundecitrus received a researcher from the University of Amsterdam (Netherlands) and sent a researcher to the University of Valencia (Spain). Counting on the expertise of more than …

Finger Limes Introduced for Florida

Josh McGill Limes, Varieties

Two recently released University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) varieties of finger limes were introduced at a virtual Finger Lime Symposium held in March. Manjul Dutt of the UF/IFAS Citrus Research and Education Center hosted the symposium; he also introduced the new varieties. Lourdes Pérez Cordero, UF/IFAS Extension agent in Highlands County, reported on the new …

Fruit Flies Are Major Cause of Fruit Drop in Brazil

Josh McGill Brazil, Fruit Drop, Pests

Brazil’s Fundecitrus recently pointed out that fruit flies, along with citrus fruit borers, are primarily responsible for the country’s citrus fruit drop. The organization suggested that monitoring and management must be taken to avoid economic damage, since fruit flies occur throughout the year. Fundecitrus described the fruit flies that cause damage in Brazil and suggested control measures.   Two species of …

Lebbeck Mealybug on the Move in Florida Groves

Josh McGill All In For Citrus Podcast, Pests

In the May episode of the All In For Citrus podcast, Lauren Diepenbrock, an entomologist with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discusses her research on the lebbeck mealybug. The pest was first identified in Florida in the Boynton Beach area in 2009 in a natural habit. “It was not until 2019 that we found …

Citrus Department Proposes Preliminary 2022–23 Budget

Josh McGill financial, Florida Citrus Commission, Florida Department of Citrus

The Florida Department of Citrus (FDOC) in May proposed a preliminary 2022–23 operating budget of $31.4 million to the Florida Citrus Commission, its governing body. The 2021–22 operating budget was $29 million. Global marketing and public relations represent the bulk of the 2022–23 budget at $22.9 million, a 3.5% reduction from the previous season. The proposed orange budget will increase …

Brazil’s First Orange Forecast for 2022–2023

Josh McGill Brazil, Crop Forecast

The 2022–2023 initial orange crop forecast for Brazil’s São Paulo and West-Southwest Minas Gerais citrus belt is 316.95 million boxes. The forecast was published on May 26 by Fundecitrus and its cooperators. The projected volume is 20.53% higher than the previous crop, which totaled 262.97 million boxes. The orange production forecast includes:• 59.48 million boxes of Hamlin, Westin and Rubi• …

New SWFREC Director Named

Josh McGill Education, Industry News Release, Research

Michael Burton has been named the next director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center (SWFREC). He’s scheduled to start at the Immokalee facility on July 1. Burton recently served for 17 months as proxy for the dean of Missouri State University’s William H. Darr College of Agriculture. He …

Important Clarifications on the Florida Citrus Research Order Referendum

Josh McGill CRDF, Regulation, Research

As the voting period for the Florida Citrus Research Order winds down, it is important that growers have a clear understanding what the vote is for and the role the Citrus Research and Development Foundation (CRDF) plays in the process. Rick Dantzler, chief operating officer of CRDF, says this clarification is important to be sure growers have the correct information, …