Cold-Protection Practices for Citrus

Ernie Neffcold protection

Chris Oswalt, University of Florida Institute of Food and Agricultural Sciences citrus Extension agent for Polk and Hillsborough counties, discusses passive and active cold-protection practices for citrus trees. “Passive practices are those things that growers would intentionally do before typically planting the grove,” Oswalt says. Site selection, including planting on higher elevations that are warmer than lower cold-pocket locations, is …

Increasing Yield Through High-Density Plantings

Tacy Calliesplanting

By Rhuanito Ferrarezi, Alan Wright and Arnold Schumann High-density plantings have been tested worldwide in advanced citrus production systems (ACPS) to increase efficiency of water, fertilizer and light, and to maximize yield per area. After the onset of huanglongbing (HLB) in Florida, canopy growth reduced drastically due to negative impacts on plant health, creating the need for new plant spacing …

CUPS

Grower Optimistic About Citrus Under Protective Screen

Ernie NeffCUPS

Jerry Mixon of KLM Farms hosted about 40 growers, researchers and others at his citrus under protective screen (CUPS) facility in Alturas on Nov. 15. Alturas is between Bartow and Lake Wales in Polk County, Florida. At the field day, Mixon discussed his experience with the growing system and his expectations for it. He has 30 acres under screen that …

Components of a Healthy Citrus Soil

Tacy CalliesSoil Improvement

By Sarah Strauss and Ute Albrecht There is increasing discussion and interest in soil health from both growers and researchers. Soil health is generally synonymous with soil quality. It can impact not just sustainability, but also improve water-holding capacity, nutrient availability, yield and overall grove productivity. In citrus, soil health is particularly important because of the reduction of root mass …

citrus forecast

USDA Grant Could Help Florida’s Grapefruit Industry

Daniel CooperCitrus Greening, Grapefruit, HLB Management, Industry News Release

Florida’s grapefruit industry, devastated by citrus greening, may find hope in four ½-acre white-mesh screenhouses in a research field in Fort Pierce. The project will be funded by a $3.5 million grant from the U.S. Department of Agriculture (USDA) awarded to the University of Florida. Studies for the grant will take place inside and outside these structures, where 512 young …

CRDF May Seek More Applied Research

Ernie NeffCRDF

Citrus Research and Development Foundation (CRDF) Chief Operations Officer (COO) Rick Dantzler, recapping the organization’s October board meeting, says he would like to see the organization “turn more of its focus toward applied research.” That issue was a major discussion topic for the CRDF board, he says. “We can’t abandon basic research, certainly, but applied research seems to me to …

What You Need to Know About Citrus Fertigation

Tacy CalliesIrrigation, Nutrition

By Mongi Zekri, Davie Kadyampakeni, Tripti Vashisth, Kelly Morgan, Tom Obreza and Brian Boman Microirrigation is an important component of citrus production systems in Florida. For citrus trees, microirrigation is more desirable than other irrigation methods for several reasons: water conservation, fertilizer management efficiency and freeze protection. Research has shown that when properly managed, water savings with microirrigation systems can …

HLB, irrigation, nutrition

Soil Moisture Sensors Help in Face of HLB

Ernie NeffHLB Management, soil

University of Florida Institute of Food and Agricultural Sciences researcher Rhuanito (Johnny) Ferrarezi discussed the use of soil moisture sensors at a recent grower workshop in Sebring. He summarizes that presentation, which included a discussion of how the sensors can help in the face of HLB. “The main goal of using soil moisture sensors is to increase irrigation efficiency,” Ferrarezi …

Ned Hancock: Growing Citrus Since Age 14

Tacy CalliesCitrus Greening

By Ernie Neff Ned Hancock wasn’t the typical first-time citrus grove owner when he bought a 5-acre Highlands County plot in 1972. He was 14 years old. His grandfather sold him the property, and Hancock’s father had him open a checking account and manage the grove’s finances. “I’m convinced that he (grandfather) did it trying to get me to get …

Political Event Falls Short on Facts

Abbey TaylorLegislative

A recent southeast Florida algae rally drew a small crowd. By Gary Cooper U.S. Congressman Brian Mast (R-Palm City) hosted a campaign event in Stuart on Sunday and visited other South Florida areas in recent days. He partnered with anti-farming group Bullsugar.org and featured activist Erin Brockovich to help push his recently introduced Stop Harmful Discharges Act in Congress. The …

HLB

Methods of pH Management for HLB-Infected Trees

Ernie NeffHLB Management

University of Florida Institute of Food and Agricultural Sciences researcher Tripti Vashisth told growers at a citrus workshop in Sebring on Sept. 25 how to maintain proper soil pH for HLB-infected trees. She said HLB-affected trees seem to perform best when soil pH is 6.0. Vashisth said pH levels need to be adjusted continuously. “Our soils are known to be more …

Putting Florida Citrus in the Public Spotlight

Tacy CalliesPublic Relations

The Edison & Ford Winter Estates Citrus Project will promote the value of the Florida citrus industry. By Jim Gravley The citrus industry has endured many setbacks this year and needs an across-the-board evaluation. As a grower first, I devote my extra time to helping assist the industry with current issues affecting production, research and the marketing of our product. …

citrus

CUPS Protects Citrus from HLB and Storms

Daniel CooperCitrus Greening, CUPS, Research

A system designed to protect citrus trees from the deadly greening disease withstood the ravaging winds of Hurricane Irma last year, University of Florida scientists say. With reinforcements installed after the storm, they’ll likely withstand even more dangerous storms. Using citrus under protective screening (CUPS), growers can keep the Asian citrus psyllids away from their trees, said Arnold Schumann, a …

citrus

Citrus Block Grant Application Workshops Scheduled for Growers

Daniel CooperCitrus, hurricane, Industry News Release

The Florida Division of Emergency Management (DEM) announced the successful receipt of $343,221,216.73 in federal Florida Citrus Tree Recovery Program funds to help Florida citrus farmers recover from the devastating effects of Hurricane Irma. Four workshops will be held to assist growers in applying for the funds. This outcome was accomplished through a partnership with the Florida Department of Agriculture …

Fruit Drop and HLB

Tacy CalliesHLB Management

By Tripti Vashisth and Lisa Tang Fruit drop is a natural, physiological phenomenon that occurs in all citrus varieties. However, pre-harvest fruit drop often causes grower distress and concern as it can result in significant yield reduction as well as loss of tree resources into non-harvested fruit. THREE PERIODS OF FRUIT DROP In general, citrus trees bloom profusely in spring, …

florida

Florida Citrus Recovery Grant Program for Hurricane Irma

Daniel CooperCitrus, hurricane

The Florida Citrus Recovery Grant Program (CRGP) is available to citrus producers who maintain an active citrus farming operation and who suffered citrus crop damage as a result of Hurricane Irma. In order to qualify for CRGP, producers must first apply for the Federal 2017 USDA Wildfires and Hurricanes Indemnity Program (WHIP). Producers receiving assistance under either CRGP or WHIP must obtain …

Agricultural-Environmental Leadership Award Winners Include Citrus Growers

Tacy CalliesIndustry News Release

Florida Commissioner of Agriculture Adam H. Putnam announced the recipients of the Commissioner’s Agricultural-Environmental Leadership Award, which recognizes the environmentally innovative farming techniques of Florida’s farmers and ranchers. This year’s recipients are: Jim Strickland of Blackbeards’ Ranch in Manatee County, Chuck Allison of Wild Goose Farms in Umatilla and James Shinn of Shinn Groves/ Tree O’Groves in Lake Alfred. Florida’s …

HLB, Replanting

What to Ask When Deciding What to Plant

Tacy CalliesRootstocks, Scions, Varieties

By Nate Jameson The decision-making process for choosing a scion/rootstock combination involves multiple factors. The process starts by answering the following questions: Question 1: New planting or resetting? If the block is being reset, is still profitable and will stay in production for several years, then I suggest the grower stay with the existing combination currently planted. If the block …

growers

New Florida Citrus Production Guide Debuts at Citrus Expo

Daniel CooperCitrus Greening, Industry News Release, Production

Beginning this week, Florida citrus growers will have an updated resource to help them keep groves productive despite the ever-present threat of huanglongbing, the bacterial malady also known as HLB or citrus greening disease. Experts with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) have just completed a 180-page technical handbook, “Florida Citrus Production Guide 2018-2019.” It …

Citrus Expo

Nutrient Recommendations for Citrus Greening

Daniel CooperCitrus Greening, Industry News Release, Irrigation, Nutrition, Research

As Florida citrus growers look to recover from the damages of Hurricane Irma and continue to cope with citrus greening, University of Florida (UF) scientists suggest using a complete and balanced nutrient program in their groves. “Mineral nutrition plays a vital physiological role in the growth and development of a plant and as well as in plant-defense response,” said Tripti …