hlb

HLB Quarantine Expands in California

Daniel CooperCalifornia Corner, HLB Management, Regulation

The California Department of Food and Agriculture (CDFA) declared a citrus quarantine expansion in San Diego County’s Valley Center on March 26. The expansion occurred after detection of HLB disease in two citrus trees in residential neighborhoods in the Valley Center area during regular inspections.    HLB is a major threat to San Diego County’s $144 million annual citrus crop …

spray

Know When to Spray for Weeds

Daniel CooperTip of the Week, weeds

By Ramdas Kanissery Managing weeds in citrus groves isn’t just about what you spray; it’s about when you spray. The effectiveness of your weed control program largely depends on the growth stage of both the weeds and the citrus trees in your grove. Getting the timing right can make a big difference in how well your weed control program works …

citrus field day

Citrus Field Day Highlights Research

Daniel CooperEvents, Research

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center in Immokalee hosted a citrus field day on April 10. The event showcased the research being conducted at the center. One of the tour stops featured individual protective cover (IPC) research led by Fernando Alferez, UF/IFAS associate professor of citrus horticulture. Thanks in …

expanded

Two Texas Mexfly Quarantines Expanded

Daniel CooperPests, Regulation, Texas

The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) recently expanded two Mexican fruit fly (Mexfly) quarantines in Texas. This includes the Harlingen-Sebastian Mexfly quarantine in Cameron, Hidalgo and Willacy counties, and the Brownsville Mexfly quarantine in Cameron County. HARLINGEN-SEBASTIAN QUARANTINE The Harlingen-Sebastian quarantine has been increased by 68 square …

brix

Brix Bill Introduced in Senate

Daniel CooperFlorida, Legislative, Orange Juice

U.S. Senators Rick Scott and Ashley Moody, both from Florida, recently introduced the Defending Domestic Orange Juice Production Act. They said the act supports American growers by changing the standard of sugar levels for pasteurized orange juice from a 10.5% Brix standard to 10%. The bill would have the U.S. Food and Drug Administration (FDA) make the Brix change. Currently, …

encouraged

Florida Citrus Grower Feeling Encouraged

Daniel CooperEvents, Florida, HLB Management

In a time when hope can be hard to find for the Florida citrus industry, one grower left last week’s Florida Citrus Growers’ Institute feeling encouraged. Whether it was meeting with fellow growers or learning about ongoing research that has long-term ramifications, Paul Koukos felt optimistic following the April 8 meeting. “It’s always good to get together with other growers, …

cold tolerance

Gene Plays Role in Boosting Citrus Cold Tolerance

Daniel CooperCold Hardy, Research

A pioneering study has uncovered the role of a key gene, PtrPAT1, in boosting cold tolerance in citrus plants by regulating the accumulation of glycine betaine (GB). This breakthrough deepens understanding of how plants cope with cold stress and opens the door to developing cold-resistant citrus varieties. Citrus plants, traditionally cultivated in tropical and subtropical climates, are highly vulnerable to …

satsuma

Georgia Citrus Grower Discusses Satsuma Situation

Daniel CooperCold Hardy, Mandarins, Varieties

Georgia’s citrus industry has found its footing more than a decade into production. Whether growers can thrive for the next 10 years may depend largely on their ability to expand production beyond satsuma mandarins. “It is a work in progress. Anybody getting into it will need to consider that,” Georgia grower Buck Paulk said. “There’s a lot of unknowns with …

Growers’ Institute

Florida Citrus Growers’ Institute Included Interactive Element

Daniel CooperEvents

Growers gathered in Avon Park for the annual Florida Citrus Growers’ Institute at South Florida Community College in early April. Scientists from the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) presented updates on their work and the latest efforts to help in the fight against HLB. New this year, the scientists also hosted learning stations to further …

orange

Final Forecast for Brazil’s Orange Season

Daniel CooperBrazil, Crop Forecast

Fundecitrus and its cooperators released the final orange forecast of the 2024–25 season for Brazil on April 10. Final production in the São Paulo and West-Southwest Minas Gerais Citrus Belt was 230.87 million 90-pound boxes of oranges, a 1% increase from the last forecast in February. The 2024–25 crop was confirmed as the second smallest in the last 37 years. …

forecast

Citrus Crop Forecast Shows Changes in All States

Daniel CooperCrop Forecast

The April 10 citrus crop forecast from the U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) showed increases for most citrus-producing states. FLORIDA In Florida, grapefruit and tangerine/mandarin crops climbed 8% and 14%, respectively. The Florida grapefruit crop increased by 100,000 boxes, to 1.3 million boxes. The tangerine/mandarin crop rose by 50,000 boxes, to 400,000 boxes. Florida’s orange crop …

benefits

CUPS Benefits Go Beyond Psyllid Exclusion

Daniel CooperCUPS

Citrus under protective screen (CUPS) offers benefits that go beyond its initial purpose of Asian citrus psyllid (ACP) exclusion. Steven Callaham of Dundee Citrus Growers Association discussed the advantages and sustainability of this form of citrus production. Rapid tree growth is a major benefit, according to Callaham. “It has been documented that trees inside of CUPS grow about 2.5 times …

IPCs

IPCs: To Tie or Not to Tie?

Daniel CooperIPCs, Tip of the Week

By Fernando Alferez and Osbaldo Vasquez As individual protective covers (IPCs) are being adopted as a standard management practice to protect newly planted citrus trees from psyllid infestation, it has become apparent that one of the main effects of this tool is improved tree growth. Trees under IPCs grow larger with thicker canopies. This is probably the result of healthier …

Florida

Florida Citrus Leader Hopeful Despite Alico’s Departure

Daniel CooperHLB Management

Florida Citrus Mutual Executive Vice President and Chief Executive Officer Matt Joyner’s optimism about the industry’s future comes on the heels of a major citrus grower stepping out of production. Alico’s departure from the citrus industry earlier this year was a body blow to the industry, according to one industry expert. Joyner feels similarly but also believes there are extenuating …

European earwig

European Earwig May Be Threat to U.S. Citrus

Daniel CooperCalifornia Corner, Pests

The European earwig (Forficula auricularia) has been in the United States for more than a century, thriving in all but the far southeastern states. The omnivorous arthropod has been noted as both a pest and as a beneficial insect, feeding on crops as well as on aphids. Recently, researchers have found evidence that suggests it also damages citrus groves, both …

China

Senate Bill Would Prohibit Fresh Citrus From China

Daniel CooperLegislative, Trade

U.S. Sen. Rick Scott of Florida on March 31 introduced the United States Citrus Protection Act, which would prohibit the importation of commercially produced fresh citrus fruit from China. Scott stated the bill would further protect American jobs, ensure the integrity of domestic agriculture and reduce reliance on goods produced by regimes that pose a threat to the United States. …

weed management

Optimizing Weed Management in Citrus

Daniel CooperAll In For Citrus Podcast, weeds

Weeds can be a menace in Florida citrus. The state is home to diverse weed species and is the perfect environment for weeds to grow. Ramdas Kanissery, a weed scientist at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center, discusses weed management challenges in the March All In For Citrus podcast. …

marketing

Florida Citrus Commission Updated on Marketing Campaigns

Daniel CooperFlorida Department of Citrus, Marketing, Orange Juice

Representatives of the Florida Department of Citrus (FDOC) and its marketing agency, Padilla, reported on various marketing campaigns at the March 26 meeting of the Florida Citrus Commission. Tina Charpentier of Padilla said the FDOC is on track to meet or exceed its attributed sales goal of $25 million for the year, achieving 65% of that level as of March …

craft

Strong Interest in CRAFT Foundation Projects

Daniel CooperCRAFT

By Steven Hall The Citrus Research and Field Trial (CRAFT) Foundation received applications in Cycle Six for almost 10,000 acres of New Tree Planting (NTP) proposals and applications for nearly 47,000 acres for inclusion in Cycle Three of the Existing Tree Therapies (ETT) program. WAITLIST ESTABLISHED This demand exceeded the funding available for both programs. The selected applicants have received …

consumer

Consumer Perceptions of Citrus Biotechnology Are Critical

Daniel CooperTechnology

Scientists see genetic editing — and in particular CRISPR technology — as a potential way to rescue Florida citrus from HLB disease, but consumer perceptions of the technology are key. The University of Florida Institute of Food and Agricultural Sciences’ (UF/IFAS) Bachir Kassas is working to assess consumer acceptance of biotechnology. Kassas is an assistant professor in the UF/IFAS Department …