Juice Prices Climb; Volume Sales Drop

Josh McGillFlorida Department of Citrus, Orange Juice, sales

Orange juice (OJ) and grapefruit juice prices climbed in the four-week period ending Feb. 25 compared to the same period in 2022, but volume sales dipped. Marisa Zansler, Florida Department of Citrus (FDOC) economic and market research director, presented that FDOC Nielsen report information to the Florida Citrus Commission on March 15. The FCC is the governing board of the …

Showcasing Research Results

Josh McGillResearch

By J. Scott Angle, jangle@ufl.edu, @IFAS_VP Overnight success comes after years of hard work. In science, that means the “eureka” moment isn’t a moment at all. It comes after years of research that can cost millions of dollars. That’s a level of resources that the federal government helps deliver. We’re fortunate that the U.S. Department of Agriculture’s National Institute of …

The Seasonal Satsuma Bottleneck

Josh McGillCold Hardy, Mandarins

The short timeframe for satsuma mandarins to be harvested and sold in the fall created a bottleneck of supply around the Thanksgiving holiday in 2022. An excess supply led to a challenge for growers attempting to sell their fruit when demand diminished, according to Kim Jones, who grows and packs citrus in Florida and Georgia. “The week of Thanksgiving when …

Cold Acclimation Helping Trees Rebound From Freeze

Josh McGillCold Hardy, freeze

Trees in the Sweet Valley Citrus region are more acclimated to cold temperatures than those in Central and South Florida. That is a reason that Bill Barber, Certified Crop Adviser and owner of Barber Ag Services, believes citrus trees in North Florida, South Georgia and South Alabama have rebounded well following the Christmas freeze event. “I first thought the worst. …

Uruguay Has First HLB Detections

Josh McGillHLB Management, International

The first cases of plants with HLB disease have been confirmed in Uruguay, according to a health emergency note released by the country’s Ministry of Livestock, Agriculture and Fisheries. Plants with symptoms were found in a residence in the city of Bella Unión. After laboratory analysis, the presence of the disease was confirmed. Inspections were carried out in the homes …

Gibberellic Acid Shows Promising Results on Hamlin

Josh McGillHLB Management, PGRs, Research

By Tripti Vashisth and Taylor Livingston Grower-led trials in 2022 showed positive results of gibberellic acid (GA) treatment on Hamlin trees in Florida. This article primarily discusses two growers’ trials in detail. Both sites showed improvement in fruit production from the GA application. Many growers have adopted GA applications in the past year as part of their grove management strategy. …

Leafminer Management Vital for Freeze-Impacted Trees

Josh McGillfreeze, Pests

Cold-hardy citrus growers need to protect their trees against the citrus leafminer this year, more so than ever. A lack of control could have negative consequences for trees still recovering from the Christmas freeze last December. 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, …

Lessons From Hurricane Ian Will Help Growers

Josh McGillhurricane, Survey

Researchers will assess 20 to 30 Florida citrus groves impacted by 2022’s Hurricane Ian to learn lessons that will help growers in the future. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers Christopher Vincent and Tripti Vashisth and their teams will conduct the assessment. The research will be funded by a $280,000, one-year grant from the U.S. …

Disaster Relief Discussed at Annual Meeting

Josh McGillEvents, hurricane, Legislative

The Highlands Country Citrus Growers Association (HCCGA) held its annual meeting in early March, celebrating 33 years of service to its membership. The event turned out a packed house in Sebring, with growers optimistic despite a challenging season. Matt Joyner, executive vice president and chief executive officer of Florida Citrus Mutual, spoke during the event and outlined a busy list …

pesticide

Campaign Promotes Best Neonicotinoid Practices

Josh McGillPesticides

Growing Matters has kicked off its annual BeSure! campaign to promote best stewardship practices when using neonicotinoid products. Using a wide range of media channels, the campaign reminds growers, crop protection applicators and others to follow label directions to minimize any potential impact on pollinators and other wildlife.  Since its inception in 2019, the BeSure! campaign is estimated to have …

Black Spot Management by Variety and Age

Josh McGillBrazil, Diseases

In Brazil’s São Paulo citrus belt, infections of fruit by black spot usually occur from petal fall, in September/October, until the end of the rainy season, usually in April. Black spot can reduce production by up to 85%. Some studies have shown that the amount of fungicide applications to control black spot can be established according to the orange variety. …

Nutrient Uptake Potential of Rootstocks

Josh McGillNutrition, Rootstocks

The objective of a new study published in HortScience was to evaluate and understand the nutrient uptake potential of citrus rootstocks. Conducted by University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers, it is one of the first citrus studies to report nutrient uptake efficiency and the potential of rootstocks. The information presented in the study can be …

OJ Standard of Identity Discussed

Josh McGillFlorida Citrus Mutual, Orange Juice

No action was taken after numerous speakers discussed potential changes to the standard of identity for orange juice (OJ) at a March 1 public workshop. Taking place at Florida Citrus Mutual (FCM) headquarters in Bartow, the workshop was titled “Continuing the OJ Standards Conversation.” FCM Executive Vice President and Chief Executive Officer Matt Joyner offered background on the standard of …

Top 10 Best Practices for Trunk Injection

Josh McGillHLB Management, Tip of the Week

By Ute Albrecht Replicated field studies have demonstrated positive effects of oxytetracycline administered by trunk injection to manage HLB. In October 2022, a 24(c) special local need label was approved that allows the use of this technology in Florida, and final clearance was given in January.  When practicing trunk injection, it is important to do so properly and to be …

rootstock

Satsumas Look ‘Pretty Darn Good’ Post-freeze

Josh McGillCold Hardy, freeze

Satsumas in the Sweet Valley Citrus region appear to have aced their first test of multiple days of subfreezing temperatures. It is still a wait-and-see approach with other varieties, however. One grower was extremely optimistic about satsumas, the cold-hardy mandarins that look to have survived December temperatures in the teens. “Satsumas are pretty darn good. We lost some leaves, got …

The Advantage of Youth

Josh McGillCRDF

Morgan McKenna Porter brings new energy to the Citrus Research and Development Foundation. By Ernie Neff New Citrus Research and Development Foundation (CRDF) board President Morgan McKenna Porter was born Feb. 29, 1992. There’s only a Feb. 29 every fourth year, a leap year. “So,” she quipped, “CRDF has a seven-year-old president if we go by my leap year age.” …

HLB Concerns Government Officials in Brazil

Josh McGillBrazil, HLB Management

Brazil’s Fundecitrus on Feb. 15 participated in a meeting with state and local government representatives to discuss the country’s citrus greening (HLB) situation. Representatives of the Department of Agriculture and Supply (SAA) of the state of São Paulo and mayors of some municipalities in the citrus belt also attended. Mayors and representatives of city halls expressed concern about the economic …

Tropical Storm Option Added to Hurricane Insurance

Josh McGillhurricane, Insurance

After hearing directly from agricultural producers, the U.S. Department of Agriculture (USDA) is expanding its Hurricane Insurance Protection-Wind Index (HIP-WI) Endorsement with a Tropical Storm Option. USDA’s Risk Management Agency (RMA) will offer this option for the 2023 crop year. “During the past few years, many farmers have felt the impacts of tropical activity, and it’s important that we offer …

Drones for Pest Control Effective in Some Situations

Josh McGillPest Management, Technology

Technological advancements in recent years allow drones to perform precise agricultural work efficiently. One of the tasks in greatest demand is the application of phytosanitary products in a quick and timely manner. Drones can be used for extensive applications in a short time and are ideal for ultra-low-volume interventions. With drones, very specific sectors, such as sources of disease or …

Examining Hamlin Survivor Trees

Josh McGillHLB Management, Research, Varieties

By Gary England, Fred Gmitter and Manjul Dutt In 2014, most groves in Central Florida had citrus greening infection rates approaching 100%, but a Lake County grower reported that some trees in his Hamlin on Swingle blocks seemed to be relatively healthy. Some visual HLB symptoms were observed on these “surviving” trees, but they did not have the massive fall …