Update on Finger Limes in Florida

Josh McGillLimes, Research, Varieties

The Australian finger lime has created a buzz among chefs and mixologists for its caviar-like texture and flavorful pulp. The fruit also has captured interest among growers for its seemingly high tolerance to HLB. On March 23, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted a half-day online symposium on finger limes to provide growers with …

citrus

All In For Citrus Podcast, March 2022

Josh McGillAll In For Citrus Podcast

March means spring break for many, and Florida is a favorite destination for students looking to celebrate the time off. Michael Rogers, director of the Citrus Research and Education Center in Lake Alfred, took the occasion to shine the light on the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus graduate program. Sixty-five students are currently engaged …

IPCs Improve Fruit Yield and Quality

Josh McGillHLB Management, IPCs, Research

By Fernando Alferez, Ute Albrecht, Susmita Gaire, Ozgur Batuman, Jawwad Qureshi and Mongi Zekri University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers established a field trial in February 2018 to evaluate the efficacy of individual protective covers (IPCs) to prevent Asian citrus psyllids from spreading HLB and to study the effects on tree growth and physiology. The …

spray drift

Fruit Size and Spraying Interval Are Key for Canker Control

Josh McGillDiseases, Research

The size of fruit that should be sprayed, the spraying interval and ways to avoid copper phytotoxicity were among the citrus canker topics plant pathologist Megan Dewdney offered growers recently. Dewdney said fruit are most susceptible to canker when they are between 3/8 inch and 1.5 inches in diameter. The fruit rind becomes much more resistant when the fruit is …

Balancing Citrus Nutrition in the Era of HLB

Josh McGillHLB Management, Nutrition, Research

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) has committed to updating nutrition recommendations for citrus now that HLB is endemic across the state. Some of this ongoing research was discussed during the February All In For Citrus podcast. Growers will be interested to hear from Davie Kadyampakeni, a UF/IFAS assistant professor of soil and water science, …

Growers to Gather at Citrus Institute

Josh McGillHLB Management, Research, Tip of the Week

By Chris Oswalt, Mongi Zekri, Ajia Paolillo and Lourdes Pérez Cordero Huanglongbing (HLB) continues to impact citrus-producing areas of Florida. The 2022 Florida Citrus Growers’ Institute is an opportunity for Florida citrus growers to come together to learn about effective management of HLB and other challenges affecting the industry. This year’s event will be held Tuesday, April 5 from 8:30 …

Attacking Asian Citrus Psyllid from the Inside

Josh McGillHLB Management, Pests, Research

In the latest episode of the All In For Citrus podcast, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist Kirsten Pelz-Stelinski discussed her research on the Asian citrus psyllid (ACP) and a new grant from the National Institute of Food and Agriculture to further her work. The goal of the research is to use bacteria already present …

Cover Crops in Citrus: Less Weeds, More Microbes

Josh McGillAgriculture, Citrus, Cover Crops

There are many advantages to using cover crops in citrus groves, according to Sarah Strauss, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor. She recently discussed growers implementing cover crops at the Citrus Health Forum at the UF/IFAS North Florida Research and Education Center in Quincy. “Certainly, from the microbiology side, the scientific side, I think …

Highlights From Highlands Citrus Growers Meeting

Josh McGillCitrus, Florida

Growers and industry stakeholders recently gathered in Sebring, Florida, to celebrate the 32nd annual meeting of the Highlands County Citrus Growers Association (HCCGA). LEADERS ELECTEDNew HCCGA officers and directors were elected. Officers for the 2022 board of directors include: Emma Ezell, president  Hank Crutchfield, vice president Charlie Wilson, treasurer Aaron Nelson, secretary New board members are Joe Collins, Billy Barben, …

Flavor Summit Delves Deep Into the Science of Taste

Josh McGillCitrus, Florida, Research

In late February, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted its second annual Flavor Summit. The hybrid in-person/online event was held at the Citrus Research and Education Center (CREC) in Lake Alfred. CREC and the UF Center for Smell and Taste hosted the event that took a deep dive into the science of how flavors …

Pointers for Pre-emergent Herbicide Use

Josh McGillHerbicides, Tip of the Week

By Ramdas Kanissery Weeds emerging in citrus rows are problematic as they compete for resources with the trees, support pests and interfere with grove operations like irrigation (Figure 1). Hence, effective strategies to control weed emergence should be in place.   Pre-emergence (or residual) herbicides are an excellent tool for the long-term suppression of weeds in tree rows. These herbicides …

A Citrus Servant

Josh McGillCitrus, Research

By J. Scott Angle, jangle@ufl.edu, @IFAS_VP It’s not unusual for the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) to have a dozen contacts with Peter Chaires in a day, between the emails, calls and visits. Chaires serves as executive director of the New Varieties Development & Management Corp. (NVDMC), executive vice president of Florida Citrus Packers and …

New Research Shows How HLB Damages Trees

Josh McGillHLB Management, Research

Recent research describes in detail how HLB causes damage to citrus trees and presents the case that HLB is a pathogen-triggered immune disease. A pathogen-triggered immune disease results from the activation of an organism’s immune cells fighting a pathogen. Nian Wang, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) professor, took part in the research. This is the …

Finger Limes to Be Focus of Online Event

Josh McGillEvents

Finger limes will be the topic of a March 23 virtual symposium sponsored by the University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center (UF/IFAS CREC). Finger limes are a unique citrus variety gaining interest among chefs, foodies and citrus growers. The symposium, targeted to commercial citrus and specialty crop growers and marketers, will be …

Controlling Mites in CUPS

Josh McGillCitrus, Pests

Emilie Demard is working to control mites and other pests that damage fresh grapefruit growing as citrus under protective screens (CUPS) at the Indian River Research and Education Center in Fort Pierce.  “I look at biological control — in this case, predatory mites controlling pest mites to minimize the need for agrochemicals,” said Demard, a Ph.D. entomology graduate with the …

Upcoming Events for Florida Citrus Growers

Josh McGillCitrus, Events, Florida

In the latest episode of the All In For Citrus podcast, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, previews two upcoming events citrus growers will want to attend. The first is a Finger Lime Symposium. The half-day event will be held virtually from 1 p.m. to 5 …

Picking Favorites at Florida Citrus Variety Display Day

Josh McGillCitrus, Florida, Varieties

The horticultural characteristics of new citrus varieties are important, especially in the era of HLB when disease tolerance is critical. But how the fruit tastes and other consumer attributes are equally important. That’s why citrus variety display days are vital in citrus breeding. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center in …

Fire Ant Control Key in Young Citrus Groves

Josh McGillCitrus, Pests, Research

Fire ant management is essential to the long-term sustainability of citrus groves. This is particularly true for young trees still trying to develop root systems, said Xavier Martini, assistant professor of entomology at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) North Florida Research and Education Center (NFREC). Martini spoke on insect management at the recent UF/IFAS …

Guidance on Chlorpyrifos Recordkeeping

Josh McGillAgriculture, Pesticides, Tip of the Week

By Brett Bultemeier and Lauren Diepenbrock The revocation of chlorpyrifos residues and tolerances that became effective on Feb. 28, 2022, caused some confusion and concern when it was first announced. The legal description provided by the Environmental Protection Agency is challenging to fully understand. Therefore, the Pesticide Information Office from the University of Florida Institute of Food and Agricultural Sciences …

Be Prepared for Postbloom Fruit Drop

Josh McGillFruit Drop, Research

A La Niña weather pattern is most likely this spring, with higher-than-average temperatures and below-average rain predicted in Florida, researcher Megan Dewdney reported in a Feb. 24 presentation about postbloom fruit drop (PFD). That could have some influence on the severity of PFD, since its preferred climate is humid and subtropical, and the fungus moves with rain splash and wind-borne …