All In With Trunk Injection

Josh McGillHLB Management, planting

Some Florida citrus growers decided to start slowly with trunk injection of oxytetracycline (OTC), treating only a small portion of their acreage. Others took a wait-and-see approach, hoping to learn from their peers’ experiences. But Wheeler Farms went all in, treating 100% of their trees with trunk injection. “What we were doing was not working, so we needed to try …

citrus forecast

FFVA Endorses Glyphosate Renewal in Europe

Josh McGillInternational, Pesticides, Regulation

Florida Fruit & Vegetable Association (FFVA) recently submitted comments to the U.S. Department of Agriculture’s Foreign Agricultural Service endorsing the European Union’s (EU) 10-year registration renewal efforts for glyphosate. In the letter, FFVA stressed that glyphosate herbicide has been used safely and successfully in Europe for more than 40 years. It noted that leading health regulators, including in Europe, the …

Florida Department of Citrus Budget and Tax Rates Set

Josh McGillFlorida Citrus Commission, Florida Department of Citrus

The Florida Citrus Commission (FCC) on Oct. 25 set the Florida Department of Citrus (FDOC) budget and grower assessment rates for the 2023–24 season. The FDOC budget will be $23.239 million, about $6.5 million less than the 2022–23 budget of $29.795 million. It includes administrative and support services of $2.153 million, a general revenue service charge of $222,000, a research …

Australian Citrus Season Sees Improvement

Josh McGillInternational

There have been signs of improvement for the Australian citrus industry in the 2023 season compared to 2022. Among other things, Citrus Australia Chief Executive Officer Nathan Hancock said fruit quality has improved this season. The tail end of the 2023 harvest has been particularly strong from a quality perspective, according to Hancock. “While the earlier fruit this season struggled …

Damage Documentation Tips for Hurricane Season

Josh McGillhurricane

By Matt Smith One of the things I like most about being an Extension agent is getting to work with new growers. Despite all odds, some of these growers are getting into citrus. With hurricane season underway, it’s good for new growers to know — and for established growers to refresh themselves on — how to prepare before a storm …

Imports From Japan Would Pose Pest Risk

Josh McGillExport/Import, International, Regulation

A federal pest risk assessment for the importation of fresh citrus from Japan has identified the Japanese orange fly (Bactrocera tsuneonis) as posing a high risk of introduction into the United States. The 120-page assessment was prepared by the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (USDA APHIS). The agency assessed the risk of scores of insects, …

Egyptian Citrus Imports Would Be ‘Calamity’ for California Growers

Josh McGillInternational, Trade

Egyptian citrus could be on the way to the U.S. market after a request was made to the U.S. Department of Agriculture (USDA). A pest risk assessment has been drafted by USDA’s Animal and Plant Health Inspection Service (APHIS). Jim Cranney, president of the California Citrus Quality Council (CCQC), said the assessment is for fresh oranges and tangerines, which would …

Combine Plant Growth Regulators for Most Benefit

Josh McGillCitrus Expo, PGRs

Using the plant growth regulators (PGRs) gibberellic acid (GA), 2,4-D and cytokinin in combination can maximize the benefit for HLB-affected trees, researcher Tripti Vashisth reported recently. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) associate professor of citrus horticulture and production works at the Citrus Research and Education Center in Lake Alfred. She discussed the benefits of …

HLB Tools for Today and Tomorrow

Josh McGillCitrus Expo, HLB Management

By Frank Giles and Tacy Callies The Citrus & Specialty Crop Expo hosted two citrus educational sessions during the Aug. 16–17 event held at the Florida State Fairgrounds in Tampa. The sessions included both long-term research aimed at delivering trees resistant to HLB as well as what growers can do today to help mitigate the effects of the disease in …

Participate in Variety Displays and Field Days

Josh McGillEvents, Tip of the Week, Varieties

By Peter Chaires Each year, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus breeding teams provide opportunities for interested parties to sample fruit from new and recent selections. This is a great opportunity to remain current on research results. Participation from growers, processors, packers, marketers and fruit enthusiasts is desired. Shoppers in produce departments represent a …

Highlights From Citrus Packinghouse Day Presentations

Josh McGillEvents, Packing

Trunk injection for HLB, diplodia stem-end rot (diplodia SER) and citrus under protective screen (CUPS) were among topics addressed at the recent Citrus Packinghouse Day. The event took place at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC). TRUNK INJECTION FOR HLBTrunk injection of oxytetracycline (OTC) increases tree health, fruit quality …

Citrus Australia Monitoring Pomelo Risk Analysis

Josh McGillInternational, Trade

Citrus Australia is closely monitoring a biosecurity import risk analysis being conducted on fresh pomelo fruit from Vietnam. The Australian Department of Agriculture, Fisheries and Forestry (DAFF) has commenced the risk analysis, in response to a market access request from Vietnam. Nathan Hancock, Citrus Australia chief executive officer, said his organization would hold DAFF to a high standard during the …

Citrus Packinghouse Day Is Aug. 24

Josh McGillEvents, Packing

Topics of interest to Florida’s fresh citrus industry will be addressed at Citrus Packinghouse Day on Aug. 24 in Lake Alfred. The event will be held at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center. The free event in Ben Hill Griffin Hall will include an educational program, exhibitors and networking opportunities. …

valencia orange

Freeze to Cut Orange Production in Turkey

Josh McGillCrop Forecast, freeze, International

Turkey is forecast to produce 1.32 million metric tons (MMT) of fresh oranges in 2022–23, down from 1.75 MMT in 2021–22. The decrease is due to freezing weather conditions during the orange-blossoming period in March 2022. The U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) issued the updated forecast. The yield decrease in 2022–23 was heaviest in the Washington …

Outlook for Brazil’s 2023–24 Orange Crop

Josh McGillBrazil, Crop Forecast

The total Brazilian orange crop for 2023–24 is forecast at 410.6 million 40.8-kilogram boxes, a decrease of 1.1% from last season, the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) reported recently. The commercial area of the state of São Paulo and the western part of Minas Gerais should produce 309 million boxes, a decrease of 1.55% from last …

European Union OJ Production to Fall

Josh McGillInternational, Orange Juice

European Union (EU) orange juice (OJ) production in 2022–23 is forecast at 64,421 metric tons (MT), down 20% from the previous season, the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) reported. The volume of oranges destined for processing depends on overall orange production as well as the quality and size of the fruit destined for the fresh markets …

production

Turkey Citrus Forecasts See Some Declines

Josh McGillCrop Forecast, International

Lemon and grapefruit crops will be smaller than the previous year, the U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) stated in a recent report on Turkey citrus. The country’s orange juice (OJ) production is forecast to stay the same. LEMONSTurkey’s 2022–23 fresh lemon production forecast is 1.32 million metric tons (MMT), 11% lower than the previous season. The …

Accelerating Citrus Breeding Efforts

Josh McGillBreeding

By John M. Chater Professors Jude Grosser and Fred Gmitter have been breeding improved citrus varieties at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) for decades. Over time, they have released several of their advanced selections. Many of these selections are sweet oranges. There is a subset of these creations …

California Lemon Rootstock Research Reported

Josh McGillCalifornia Corner, lemons, Rootstocks

Researcher Glenn Wright recently reported how various rootstocks for lemon trees producing fresh market fruit compared for yield and other qualities in three California locations with different climates. Wright is a University of Arizona associate professor and Extension specialist for tree crops. SANTA PAULASanta Paula’s warm summer Mediterranean-like climate had the following results: LINDCOVEResearch in Lindcove, a hot summer Mediterranean-like …

Citrus Breeding Efforts to Solve the Brix Crisis

Josh McGillRootstocks, Varieties

By Jude Grosser, Maria Brenelli, Ling Liu, Yu Wang and Fred Gmitter The combination of HLB and hurricane Ian have made this a disastrous year for Florida citrus, drastically reducing the quantity and quality of processing oranges. Brix values are the lowest in history. Early-season Hamlin juice with inferior quality is generally blended with late-season Valencia to achieve the target …