guide

Updated Australian Citrus Guide Available

Daniel CooperDiseases, Pests, Research

The new Citrus Plant Protection Guide 2025-26 from Australia’s New South Wales Department of Primary Industries and Regional Development (NSW DPIRD) is available online. The seventh edition of the guide provides up-to-date information on all aspects of managing pests and diseases in citrus orchards and includes updates on NSW DPIRD projects. Some of the projects are funded by Hort Innovation …

podcast

All In For Citrus Podcast, December 2025

Daniel CooperAll In For Citrus Podcast, freeze

As 2025 winds down, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC), took time to recognize Chris Oswalt during the December All In For Citrus podcast. Oswalt is retiring from his post as a citrus Extension agent, which he’s held for nearly 30 years. He served Polk …

fruit display

Greenie Gains Attention at Citrus Fruit Display

Daniel CooperEvents, Fresh, Varieties

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) hosted its last scheduled citrus fruit display of the year on Dec. 17 in Lake Alfred. The December display is considered the best of the season due to the number and diversity of varieties available. There were about 25 fresh fruit varieties on …

tariffs

Update on Citrus Tariffs

Daniel CooperAs Seen On Instagram, Trade

California Citrus Mutual (CCM) recently reported on the changes to citrus tariffs as a result of President Trump’s executive order modifying the scope of the administration’s reciprocal tariffs. Lemons and mandarins remain subject to reciprocal tariffs, ensuring continued tariff parity during the domestic growing season. Oranges and limes were newly exempted, and grapefruit was exempted only during the month of …

varieties

CITRUS NURSERY SOURCE: New University of Florida Varieties Introduced

Daniel CooperCitrus Nursery Source, Varieties

By Peter Chaires In July, the Florida Foundation Seed Producers Inc. (FFSP) advised the Florida Department of Citrus (FDOC) and the Florida Citrus Commission (FCC) of eight newly released University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus varieties that may fall under F.S. 601.13 (4). This state statute provides the FCC with a first option to obtain …

purchase

USDA to Purchase $30 Million of Fresh Citrus

Daniel CooperFresh

The U.S. Department of Agriculture (USDA) on Nov. 24 announced its intent to purchase up to $30 million in fresh citrus from American farmers. Under Section 32 of the Agriculture Act of 1935, the USDA has the authority to purchase commodities from American farmers and producers and distribute the products to food banks and nutrition assistance programs across the country.  “These …

South African

Surge in South African Citrus Exports

Daniel CooperExport, International, Trade

South African citrus growers packed 203.4 million 15-kilogram cartons for global markets in the 2025 export season. That’s a 19% increase from the original April estimate of 171.2 million cartons, and a 22% increase from 2024 exports. INCREASE IN ALL VARIETIES Final packed figures for 2025 are: GROWTH DRIVERS Driving the growth is a combination of favorable weather conditions in …

tariff

South Africa Applauds U.S. Tariff Exemption on Oranges

Daniel CooperInternational, Trade

The Citrus Growers’ Association of Southern Africa (CGA) welcomed new U.S. tariff exemptions that include oranges. It stated that the new exemption is great news for the 2026 season, which starts around April. According to CGA, the exemption once again makes South African oranges competitive in the U.S. market, which holds opportunities for increased exports and local job creation. The …

NVDMC

CITRUS NURSERY SOURCE: NVDMC’s Research Initiatives for 2025–26

Daniel CooperCitrus Nursery Source, Research

By Peter Chaires Last month’s Citrus Nursery Source article promised additional details on New Varieties Development & Management Corp.’s (NVDMC) 2025–26 sponsored projects. While there is only space for general summaries, it is important to highlight the areas of focus for each research team, and the emphasis on short-term benefits while continuing to build a foundation for the future. NVDMC …

California citrus

Packer Upbeat About California Citrus Season

Daniel CooperCalifornia Corner, Packing

Jesse Silva, vice president of Kings River Packing, recently gave an upbeat outlook on the California citrus season. Silva termed it “a high-quality, high-demand year.”  Kings River and its affiliated companies, including Cobblestone Fruit and Jireh Packing, are operating at full capacity across their four facilities in Sanger, Reedley and Orosi, Silva said. “We’re running 24/7 right now,” he said. …

cold-hardy

Cold-Hardy Citrus Harvest Begins Early

Daniel CooperCold Hardy, Harvesting

The anticipated disappointment has become a reality for cold-hardy citrus growers; satsuma mandarins are in short supply. The predominant citrus variety grown in the region will not have much of a crop this season as harvests have already begun across the cold-hardy region of North Florida, South Georgia and South Alabama. As expected, citrus volume will be short, mostly due …

hail

Georgia Citrus Grower Sustains Hail Damage

Daniel Cooperfreeze, Georgia, Weather

Sub-freezing temperatures this week across the cold-hardy citrus region had minimal impact on the region’s fruit crop. A hailstorm in a couple of South Georgia counties, however, was another story. Lindy Savelle, executive director of the Georgia Citrus Association and owner of JoNina Farm in Ochlocknee, said her operation was battered by hail for about 15 to 20 minutes late …

citrus rootstock

Agromillora Introduces New Citrus Rootstock

Daniel CooperResearch

Agromillora, in collaboration with the Valencian Institute of Agricultural Research (IVIA), has introduced CIVAC-19, a new citrus rootstock. CIVAC-19 is the result of more than a decade of research between IVIA and Agromillora. It is a hybrid rootstock of Citrus reshni (Cleopatra mandarin) and Poncirus trifoliata (trifoliate orange). Its semi-dwarfing nature provides medium vigor, key for maintaining compact canopies and …

hybrid citrus

New Chinese Citrus Hybrid Sells Out in Seven Days

Daniel CooperInternational, Varieties

A team of graduate students from the Citrus Research Institute of Southwest University sold out 5,000 boxes of a newly developed hybrid citrus variety in just seven days. The Citrus Research Institute in Chongqing, China, is affiliated with the Chinese Academy of Agricultural Sciences. It all started when Li Shunxin, a graduate student under researcher Cao Li, and four classmates …

field day

Millennium Block Field Day Set for Nov. 6

Daniel CooperEvents, Indian River, Varieties

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center (IRREC) will host its annual Millennium Block Field Day Nov. 6 from 9 a.m. to noon. The field day will showcase the center’s emphasis on research to find a solution to citrus greening disease. The IRREC is located at 2199 South Rock Road …

Callaham

Dundee Citrus Growers Association’s Callaham Honored

Daniel CooperAwards

Steven Callaham, executive vice president and chief executive officer of Florida’s Dundee Citrus Growers Association (Dundee CGA) for the last 22 years, was recently honored by The Packer. He was recognized as one of the 25 fresh produce industry innovators and agents of change. Callaham graduated from the University of Florida College of Agriculture and joined Dundee in 1999. He …

prolong

Prolong Tree Health by Combining Covers and Brassinosteroids

Daniel CooperHLB Management, IPCs

As every Florida citrus grower knows, it has been difficult to grow trees and fruit profitably since huanglongbing (HLB) disease was discovered in the state in 2005. Soon after the disease was discovered, officials determined it couldn’t be eradicated largely because the Asian citrus psyllids (ACP) that spread it showed up years earlier and were in virtually all citrus-producing regions. …

freeze tolerance

Freeze Tolerance Is Key to Diversification

Daniel CooperCold Hardy, Research, Varieties

Freeze tolerance is a focal point of citrus studies conducted at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) North Florida Research and Education Center in Quincy. As citrus production continues to grow in the cold-hardy citrus region, growers need varieties that are able to withstand prolonged periods of sub-freezing temperatures. Leading that research is Muhammad Shahid, …

citrus production

Spain’s Citrus Production to Hit 16-Year Low

Daniel CooperCrop Forecast, International

Spain’s Ministry of Agriculture, Fisheries and Food has forecast national citrus production of 5.44 million tons for the 2025–26 season, which began Sept. 1. That’s 10.7% lower than last season’s production and the lowest production level in the last 16 years.  The decline is mainly due to: Oranges, small citrus fruit and lemons are expected to see significant declines, while …

varieties

Florida Citrus Commission Exercises Rights to Varieties

Daniel CooperFlorida Citrus Commission, Florida Department of Citrus, Varieties

The Florida Citrus Commission (FCC) on Sept. 17 approved a Florida Department of Citrus (FDOC) request to exercise the right to eight new varieties from the Florida Foundation Seed Producers (FFSP). These varieties were developed by the University of Florida Citrus Research and Education Center Citrus Breeding Program. The FCC, which governs the FDOC, will retain exclusive rights to the varieties …