Growers Share Nutrition Successes

At the Dec. 11 Citrus Nutrition Day hosted by the University of Florida Institute of Food and Agricultural Sciences Polk County Extension, two growers shared their experiences with nutrition programs. The citrus growers, James Shinn of Shinn Groves/Tree O’Groves Inc. and Matt Story of the Story Companies, shared their knowledge via video interviews with citrus Extension agent Chris Oswalt. Oswalt … Read More

New UF/IFAS Citrus Trial Data Available Soon


New research data are coming from trials of citrus rootstocks, scions and combinations of the two that University of Florida scientists hope will broaden the options of greening-tolerant citrus varieties available to commercial growers. Michael Rogers, director of the Citrus Research and Education Center (CREC), part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), said scientists … Read More

USDA Releases 3 New Citrus Rootstocks

citrus rootstock

The U.S. Department of Agriculture has released three new citrus rootstocks that are available for unrestricted public use. The rootstocks are US SuperSour 1, US SuperSour 2 and US SuperSour 3. A new publication provides summary information about the new releases. Get the new publication here:

December Citrus Crop Forecast Unchanged


The U.S. Department of Agriculture’s 2018-2019 Florida all-orange forecast for December is 77 million boxes, unchanged from the November forecast. If realized, this forecast will be 71 percent more than last season’s final production. The forecast consists of 32 million boxes of the non-Valencia oranges (early, midseason and Navel varieties) and 45 million boxes of Valencia oranges. Current fruit size … Read More

Researchers to Study New HLB Treatment Method

University of California (UC) Davis research scientist Louise Ferguson is taking part in a $3.4 million project titled “Development of an automated delivery system for therapeutic materials to treat HLB-infected citrus.” The study is funded by the U.S. Department of Agriculture’s National Institute of Food and Agriculture. The four-year project includes work by researchers at the University of Florida, UC … Read More

Taking Technology to the Grove

By Ernie Neff Jerry Mixon’s use of netting to keep birds from blueberries helped pique his interest in growing citrus under protective screen (CUPS) to exclude HLB-spreading psyllids. But he credits University of Florida researcher Arnold Schumann with helping him bring his Polk County CUPS project to fruition. Mixon met Schumann in 2015, the year after Schumann’s 1-acre CUPS was … Read More

Florida Citrus Hall of Fame Inductees Chosen for 2019

florida citrus

Three distinguished leaders will be inducted into the Florida Citrus Hall of Fame at the 57th Citrus Celebration Luncheon at 11:30 a.m. on March 8 at Florida Southern College in Lakeland. Tim Hurner of Sebring, Richard J. Kinney (deceased), formerly of Lakeland, and Peter McClure of Port Saint Lucie will be honored at the luncheon. Hurner Tim Hurner is a fourth-generation Florida … Read More

Nursery Production Guide Being Developed

HLB, irrigation, nutrition

A Citrus Nursery Production Guide is expected to be published by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) in five or six months. “We are going to cover the basics of nursery production,” said UF/IFAS researcher Rhuanito (Johnny) Ferrarezi. “Then we will help (with) selecting varieties. We will talk about … how to clean material, how … Read More

Evergreen Pro Emergency Use Approved in California

The U.S. Environmental Protection Agency (EPA) has approved an emergency authorization requested by California Citrus Mutual (CCM) to use Evergreen Pro 60-6 (EPA Reg. No. 1021-1770). It was temporarily approved as a post-harvest treatment option for all citrus in California to prevent the spread of Asian citrus psyllids, the vector for huanglongbing. CCM had requested that citrus growers be allowed to use … Read More

Opposite Production Situations This Season

By Marcos Fava Neves When compared to last season’s output, expected orange production this season is dramatically different in both Florida and Brazil. FLORIDA UP The U.S. Department of Agriculture’s November forecast for Florida’s 2018–19 orange crop is 77 million boxes, 71 percent more than last season’s 45 million boxes. Of these 77 million boxes of oranges, 32 million boxes … Read More

Crowd Assesses New Citrus Varieties


More than 100 growers and others sampled approximately 50 new University of Florida Institute of Food and Agricultural Sciences citrus varieties at the Citrus Research and Education Center on Tuesday. “It’s a fantastic turnout,” said Peter Chaires, executive director of the New Varieties Development and Management Corp. He said in addition to Floridians, many international visitors on hand for an … Read More

CUPS Heat and Cold Considerations


Growers producing fresh fruit inside the relatively new citrus under protective screen (CUPS) structures in Florida have some unique heat and cold considerations. Chris Oswalt, citrus Extension agent for Polk and Hillsborough counties, spoke on this subject at a recent CUPS field day in Alturas, Florida. “Based on some of the early data that we have from the weather stations … Read More

Citrus Nutrition Day to Include Field Tours


This year’s Citrus Nutrition Day — at which growers will learn the latest data about growing the fruit, from the soil up through the plants — is expanding to include tours of field trials. After a morning of updates from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers, participants may tour field sites at the Peace River … Read More

Kaolin Clay May Be Viable Option to Protect Citrus Trees from ACP

Florida citrus growers have begun taking notice of kaolin clay, a powdery white compound, because it can cause Asian citrus psyllids (ACP) to “not take notice” of their groves. Long used to protect other fruit and vegetable crops, kaolin can also conceal citrus trees from hungry psyllids by confusing their visual sensory system, said Michael Rogers, director of the Citrus … Read More

Vigilance Keeps HLB at Bay

By Len Wilcox California agriculture has long kept a watchful eye on the spread of HLB (huanglongbing or citrus greening disease). It’s a firestorm on the horizon, and the devastation the disease has wrought in Florida and other parts of the world has the full attention of California citrus growers. Working closely with industry leaders and grower groups, federal, state … Read More

High-Density Plantings Could Boost Profits for Florida Citrus Growers


Florida citrus growers who plan to establish new groves might want to consider high-density planting, according to experts with the Citrus Research and Education Center (CREC) in Lake Alfred, part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS). Wider spacing between trees and rows was common decades ago but, with yields down and input costs up, … Read More

UF/IFAS Event Combines Latest Citrus Varieties with New Breeding Research


On Dec. 4 at the Citrus Research and Education Center (CREC), citrus growers can see if they want to grow the latest varieties from University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) breeders and then learn more about commercializing crops. In the morning, industry members can sample the latest citrus varieties from UF/IFAS breeders. “These are new varieties … Read More

Sneak Peek: December 2019 Citrus Industry Magazine

Looking for the phone number of your local citrus association? Need to connect with a fertilizer vendor? Or perhaps you want to send an email to your Extension agent? Find all of the industry contact information you need in the 2019 Citrus Guide. Citrus Industry magazine’s annual guide is a directory of citrus organizations, agencies, researchers, Extension agents and vendors. … Read More

Florida Citrus Mutual Welcomes Joyner

Florida Citrus Mutual is pleased to announce and welcome Matt Joyner as its new director of government relations. In this role, he will work on behalf of Mutual’s grower members and staff in Tallahassee and Washington, D.C. Joyner previously served as deputy chief of staff for the Florida Department of Agriculture and Consumer Services under Commissioner Adam Putnam, where he … Read More

Soil Microbial Communities for Citrus

University of Florida Institute of Food and Agricultural Sciences soil microbiologist Sarah Strauss discusses her research on ways to potentially use microbes to improve tree root health. She says microbial communities in the soil can be manipulated indirectly by changing the soil environment or directly by adding specific organisms to the soil. “We’ve seen impacts on the overall soil microbial … Read More