EPA

EPA Urged to Complete Review of Emerging Rootstocks

Daniel CooperRegulation, Rootstocks

U.S. Rep. Scott Franklin recently led members of the Florida congressional delegation in urging the Environmental Protection Agency (EPA) to complete a timely, science-based review of emerging citrus rootstock technologies to combat huanglongbing (HLB) disease, also known as citrus greening. Florida’s citrus industry has faced steep declines due to HLB, compounded by recent hurricanes and freeze damage. Production has dropped …

Congresswoman Cammack Hits the Road to Talk Farm Bill

Tacy CalliesCitrus, Farm Bill

More than two years after the 2018 farm bill expired, a new draft of the legislation was introduced in the House of Representatives on Feb. 13. That same day, Congresswoman Kat Cammack hit the road in Florida to host farm bill listening sessions in Alachua, Lake Wales and Clewiston. The House version of the bill is called the Farm, Food …

Georgia

CITRUS NURSERY SOURCE: Georgia’s Citrus Team Is Shaping Up Nicely

Daniel CooperCitrus Nursery Source, Georgia

By Peter Chaires Many have been following the development of the Georgia citrus industry with great interest and curiosity. Though satsuma remains the dominant fresh citrus crop, other varieties are in varying stages of trial and adoption. The University of Georgia (UGA) has been supporting citrus growers in this process for more than a decade. Wayne Hanna, though his appointment …

Lindy Savelle

Lindy Savelle: A Voice for Georgia Citrus Growers

Daniel CooperGeorgia

Lindy Savelle took an unconventional route to becoming a leader for Georgia citrus. Turns out, her path was paved with success. The former federal law enforcement investigator decided to pursue a second career as a Georgia citrus grower and became a voice for the state’s blossoming industry. Almost 10 years after planting her first trees, Savelle has emerged as a …

nutrient management

Citrus Nutrient Management Recommendations Continue to Evolve

Daniel CooperBMPs, Florida, Nutrition

When HLB arrived in Florida, it changed the world for citrus growers, and a lot of other things had to change with it. One of the biggest changes has been how growers manage their fertilizer programs. The nutrient recommendations that had been developed by the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) before HLB became outdated because …

planting

Determining Planting Density

Daniel CooperEconomics, planting

As growers grapple with planting new blocks in the HLB era, there has been considerable discussion about planting densities to optimize growth and yield. John Chater, assistant professor of horticultural sciences with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), has been working with growers in evaluating new varieties and rootstocks as trees are planted. TRENDING HIGHER …

Citrus Weathers Subfreezing Nights in Cold-Hardy Region

Tacy CalliesCold Hardy, freeze

By Clint Thompson Trees in the cold-hardy citrus region weathered last week’s multiple nights of sub-freezing temperatures, according to one industry expert. “I had somebody here at the house and they asked, ‘Are you still running sprinklers?’ I was like, ‘Heavens no, but it’s all that ice thawing out and running out into the road.’ It’s a pond out there …

Potassium and Silicon Improve Cold Hardiness

Tacy CalliesCold Hardy, Tip of the Week

By Muhammad Shahid Winter freeze is the main threat to the emerging citrus industry in North Florida, South Georgia and Southeast Alabama. Growers use microsprinkler irrigation as a freeze-protection strategy to protect the graft union of young trees, but it is not very effective in protecting aboveground plant parts in established trees. PLANT PROTECTIONUse of stress-mitigating substances could be an …

protection

Prepare Now for the Winter Season

Daniel Cooperfreeze

By Maegan Beatty As the cooler months start to arrive, it is important to protect citrus trees from overnight freezes and extreme weather conditions. Last December, the All In For Citrus podcast addressed what cold protection should look like for Florida citrus growers in an interview with Chris Oswalt, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus …

Citrus Acreage Attrition by County in Florida

Josh McGillAcreage, Florida, Land

By Ariel Singerman Citrus greening (HLB) has significantly impacted the Florida citrus industry. The disease has caused tree health, yield and fruit quality to decrease significantly over time. In 2022–23, due to the combined impact of HLB, Hurricane Ian and a freeze in December 2022, the statewide average yield for both Valencia and non-Valencia oranges was estimated to be approximately …

alternate bearing

Important Issues for Georgia Citrus Growers

Josh McGillGeorgia

The Georgia Citrus Association (GCA) recently announced several issues of importance to Georgia citrus growers: LAST CALL FOR COMMISSIONERSNominations for members of the Georgia Citrus Commission are due May 26 to the Georgia Department of Agriculture. The commission will help fund needs for the future of Georgia’s citrus industry. More information is available from Andy Harrison at andy.harrison@agr.georgia.gov. ACREAGE UPDATEGCA …

Silicon Could Benefit Florida Citrus

Josh McGillNutrition, Production

There has been much focus on the benefits of applications of plant growth regulators like gibberellic acid and 2,4-D, and more recently oxytetracycline hydrochloride to improve the health of citrus trees infected with HLB. Silicon also has been highlighted for its potential benefits to citrus. Mohammad Adnan Shahid, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor, …

Cold-Hardy Citrus Production and Challenges

Josh McGillCold Hardy

By Maegan Beatty Cold-hardy citrus is grown across a few thousand acres in more than 16 counties in North Florida and South Georgia. The satsuma mandarin is a cold-hardy species that has been grown throughout North Florida since the 1800s. The fruit is typically medium sized, a reddish orange color and can produce the highest quality in cooler winters and …

Can Brassinosteroids Help Citrus Cope With Disease and Extreme Weather?

Josh McGillDiseases, Research, Weather

By Fernando Alferez and Muhammad A. Shahid Brassinosteroids (BRs) are a natural group of hormones that regulate physiological and biochemical attributes that include seed germination, flower development, root formation and resistance to various abiotic and biotic stresses. BRs have shown promise in reducing pests and diseases in a wide range of plants, including citrus. A commercial formulation of BRs has …

Cold-Hardy Citrus Region Frozen

Josh McGillCold Hardy, freeze

Temperatures in the teens walloped the South Georgia-North Florida citrus region over the Christmas weekend, destroying fruit still on trees and damaging trees to some extent. “We got as low as 15, but most places it hovered around 18 degrees,” reported Lindy Savelle, president of the Georgia Citrus Association. “All fruit left on trees appears to have turned to mush …

Affordable and Secure Food Act Introduced in Senate

Josh McGillLabor, Legislative

Update as of Dec. 22, 2022: The current 2023 Omnibus Appropriations bill does not include the Affordable and Secure Food Act. Bill sponsors and farm groups had urged its inclusion.  “Congress has once again failed to deliver the reforms that the fresh produce industry and its agricultural allies have long fought for. International Fresh Produce Association (IFPA) did its part …

Oswalt Earns Extension Mentor of the Year Award

Josh McGillAwards, extension

By J. Scott Angle, jangle@ufl.edu, @IFAS_VP Of all the things Chris Oswalt has delivered for the citrus industry — weather data, freeze-protection advice, Extension programming — his most valuable contribution might be his mentorship of a new generation of citrus agents. GUIDING CAREERSYou likely wouldn’t have Danielle Sprague assisting a cold-hardy citrus association in North Florida were it not for …

evaporative cooling

FAWN Expansion Underway

Josh McGillTip of the Week, Weather

By Rick Lusher The University of Florida Institute of Food and Agricultural Sciences Florida Automated Weather Network (FAWN) is a great resource for citrus growers. Its mission is to leverage timely, reliable and accurate weather data in support of effective agricultural decision-making and stewardship of natural, human and fiscal resources. In addition to weather information accessible in multiple databases, there …

An Alternative Approach to Citrus Greening

Josh McGillCitrus Greening, Florida, HLB Management

“Life as a citrus grower is a perilous journey,” says Chip Henry. Among the toughest perils the third-generation Florida grower has endured are the freezes of the 1980s, the threat of losing his land to highway construction, and the scourge of citrus greening. Henry’s story begins with the founding of O.E. McGuire Groves in Apopka by his maternal grandparents in …

cold hardiness

Frigid Florida Weather Has Growers on Alert

Josh McGillFlorida, Weather

The coldest temperatures in years predicted for Florida this weekend have fruit and vegetable growers worried and preparing to protect their crops. Temperatures in the 20s and 30s are expected deep into the peninsula of Florida. And the freezing weather could persist for up to four hours or more. Gene McAvoy, associate director for stakeholder relations at the University of …