PIECES OF THE PAST: Wind of Change

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette 2020 is the 93rd anniversary of Flamingo Groves, the forerunner of Flamingo Gardens. The founders, Floyd L. and Jane Wray, moved to Florida in 1925 where he sold real estate. The following year, on Sept. 19, a devastating hurricane decimated the area and changed their lives. D.L. Gregory was staying with the Wrays during the hurricane …

fresh

Orange Juice Sales Are Soaring

Daniel CooperIndustry News Release, Orange Juice

Ned Hancock, chairman of the Florida Citrus Commission (FCC), reports that concerns over COVID-19 are increasing the demand for healthy foods and beverages, including orange juice. The FCC is the governing body of the Florida Department of Citrus (FDOC). “A Nielsen retail sales report indicates that many Americans are turning to 100 percent orange juice (OJ) during this time,” says …

HLB

Root Health Update

Ernie NeffRoot health

Evan Johnson, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant pathologist at the Citrus Research and Education Center, updates efforts to help citrus tree roots cope with HLB. He starts by noting that around 10 years ago he and former UF/IFAS researcher Jim Graham discovered “that HLB causes severe damage to the root system.” They hoped …

Planning for Foliar Disease Management in 2020

Tacy CalliesDiseases

By Megan Dewdney and Evan Johnson In 2019, the trend of fewer problems with foliar fungal diseases for Florida citrus continued, which was good news for the industry. Despite the El Niño conditions during the spring, little postbloom fruit drop (PFD) was observed because the temperatures were low (< 75 F) when it rained during bloom. The southern parts of …

Managing Orange Production Costs

Ernie NeffEconomics, Production

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension economist Ariel Singerman discusses a recent article he wrote titled “How Much Can Florida Growers Afford to Spend on Caretaking Processed Orange Groves?” The article addresses the grove management decisions growers must make in the face of recent orange price declines. It points out that an average grower would …

barriers

Black Spot Scouting and Control

Ernie Neffblack spot

“The most important time to scout for black spot is when the fruit begin to change color,” said University of Florida Institute of Food and Agricultural Sciences plant pathologist Megan Dewdney. She has seen color change for Valencia oranges, the most commonly infected variety, from December to March. But she added it is usually late-February to early-March when citrus black …

florida

HLB Quarantine Area Expands in California

Len WilcoxCalifornia Corner

A quarantine expansion has been declared following the detection of the citrus disease huanglongbing (HLB), or citrus greening, in two residential citrus trees in Colton, California. This is the first time the disease has been confirmed in Colton. This detection came on the heels of the first detection in San Bernardino County in November 2019. The California Department of Food …

HLB

HLB and Young Trees: A New Twist

Ernie NeffHLB Management

Southern Gardens Citrus is attempting to curtail HLB infection in young trees by focusing on spraying for HLB-spreading psyllids in mature trees. Mike Irey, the company’s director of research and business development, discussed the effort at the January Florida Citrus Show in Fort Pierce. “The goal of most of the strategies to protect young trees is to get them as …

Purple Guts? You’ve Got Lebbeck Mealybugs!

Ernie NeffPests

One of Lauren Diepenbrock’s props at a Jan. 14 OJ break at the Citrus Research and Education Center was a paper plate bearing the message “Easy diagnostic: smashed lebbeck mealybug = purple guts.” Diepenbrock, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) entomologist, explains the meaning of the plate’s message. UF/IFAS researcher Lance Osborne found a lebbeck …

planting

HLB: Learning From Brazil

Ernie NeffHLB Management

University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher Rhuanito (Johnny) Ferrarezi reports on a trip to Brazil to learn about HLB control methods. Ferrarezi, who works at the UF/IFAS Indian River Research and Education Center, made the trip with former multi-county citrus Extension agent Steve Futch. “Their disease incidence is way lower than in Florida,” Ferrarezi says. …

Eco-Mowing Is Part of Cover Crop Research

Ernie NeffCover Crops, Research

Cover crop research in Southwest Florida will include looking into the effectiveness of eco-mowing, or moving mowed clippings under the tree canopy rather than leaving clippings in row middles. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) soil microbiologist Sarah Strauss discusses numerous aspects of cover crop and compost research being conducted by her and other UF/IFAS scientists. …

The ABCs of Psyllid Management

Tacy CalliesPests, Psyllids

By Lukasz L. Stelinski and Jawwad A. Qureshi Getting rid of Asian citrus psyllids (ACP) from your grove is almost like trying to remove the sand from a beach. You can make a huge noticeable impact, but getting every last grain of sand will be impossible. What makes the prospect of ACP management so complex is achieving it in a …

soil

Soil, Cover Crops and Compost

Ernie NeffCover Crops, Soil Improvement

Soil organic matter benefits citrus, but there isn’t much of it in Florida groves, says University of Florida Institute of Food and Agricultural Sciences soil microbiologist Sarah Strauss. Most Florida citrus land typically contains only 1 to 2 percent soil organic matter, says Strauss, who works at the Southwest Florida Research and Education Center. “Areas near the Everglades with muck …

HLB and Grove Budgeting

Ernie NeffHLB Management

Citrus Research and Education Center Director Michael Rogers says while much progress has been made in dealing with HLB, many growers now face economic woes because of high orange juice inventories. He discusses some decisions that growers facing those economic issues will have to make and offers some suggestions. “We’ve come a long way since HLB came to Florida,” Rogers …

Fresh Fruit Is ‘All About the Box’

Ernie NeffFresh

Polk County grower Ed Dickinson has good things to say about some orange-mandarin juice and fresh mandarins he sampled at the Citrus Research and Education Center (CREC) in November. Dickinson was one of dozens who tried new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) samples. He and others who scored the juice and fruit will help researchers …

nutrition

Nutrition Sampling Program Update

Ernie NeffNutrition

Approximately 110 Florida citrus growers picked up nutrition sampling kits they’ll use to help ensure their groves are receiving proper nutrition this season. The kits are part of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Nutrition Management Program launched this fall. The kits provide growers everything they need to collect four leaf samples and one …

new grove

Thoughts on the Scion and Rootstock Selection Process

Tacy CalliesRootstocks, Scions

By Bill Castle If timing is everything, then let me suggest that the timing is right to consider the following proposals about making scion and rootstock choices in the Florida citrus industry: What to plant? That is a huge question that could be initially addressed by a one-day program carefully planned as to objectives, format and participants. I was reminded …

soil

Soil Health Focus for HLB

Ernie Neffsoil

A citrus soil health field day recently attracted about 40 people to the Howey-in-the-Hills area to see growers’ success using cover crops and compost on Florida groves once stunted by HLB. Event organizer Juanita Popenoe, commercial fruit production Extension agent for Lake, Marion and Orange counties, comments on the groves’ success. Popenoe is with the University of Florida Institute of …

A Closer Look at CUPS-Grown Grapefruit

Tacy CalliesCUPS, Grapefruit

By Arnold Schumann, Ariel Singerman and Yu Wang Grapefruit production in Florida has been drastically reduced by huanglongbing (HLB) disease, from 40.9 million boxes in 2003–04 to 4.5 million boxes in 2018–19, according to the U.S. Department of Agriculture. Grapefruit varieties are particularly vulnerable to HLB due to cumulative losses from stunted tree growth, low fruit yield, high-percentage fruit drop, …

orange juice

Reps. Yoho, Soto Call on USDA to Stabilize Florida Orange Juice Market

Daniel CooperCitrus, hurricane, Industry News Release, Orange Juice

Reps. Ted. S Yoho (FL-03) and Darren Soto (FL-09) led a bipartisan letter to U.S. Secretary of Agriculture Sonny Perdue requesting the U.S. Department of Agriculture increase funding for orange juice purchases in Florida to $90 million, doubling the initial allocation from this past summer.  After Hurricane Irma, Florida orange production dropped precipitously from 68.7 million boxes in 2017 to 45 million boxes …