Projects Selected for Existing Tree Therapies Program

Josh McGillCRAFT

The Citrus Research and Field Trial (CRAFT) Foundation received nearly 700 eligible applications — representing more than 42,000 acres — for its new Existing Tree Therapies Program. A random lottery drawing was recently conducted by a third party, and 159 projects have been selected for inclusion in the program. The remaining applications have been placed on a waitlist.  CRAFT staff …

Indian River Center to Add Citrus Researcher

Josh McGillIndian River, Research

Brazil native Flavia Zambon will become assistant professor of production horticulture of citrus and other tree crops at the Indian River Research and Education Center (IRREC) in November. The IRREC, located in Fort Pierce, is a branch of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS).  Zambon has had years of research experience in all of Florida’s …

Florida Budget Includes $65 Million for Citrus

Josh McGillLegislative

This year’s Florida state budget, established by the Legislature in early May, is the largest in history at nearly $115 billion. Florida Citrus Mutual (FCM) reported that approximately $65 million was allocated to the citrus industry. FCM itemized what was allocated to the citrus industry prior to Gov. Ron DeSantis signing the budget:  Additionally, the Department of Agriculture package bill …

Long-Term Research Proves CUPS Performance

Josh McGillCUPS, Research

Arnold Schumann, a professor of soil fertility and water quality with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), led the effort to study the effectiveness of citrus under protective screen (CUPS) in protecting trees from HLB. The work resulted in growers having confidence in the practice. Today, Florida CUPS plantings are closing in on 1,000 commercial …

Seminar Speakers Share Latest Citrus Research

Josh McGillEducation, Events, Research

The citrus session at the Florida Grower Citrus Show started off with a special award acknowledgement by Ron Cave, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center (IRREC). Cave recognized Pasco Avery for his induction into the 2022 class of the IPM Hall of Fame from the Southern IPM …

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Citrus Research Funding Update

Josh McGillResearch

During the recent Florida Citrus Growers’ Institute, Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center, provided details on recently funded citrus research projects. “The $16.3 million (from the U.S. Department of Agriculture) will go toward new research or continuing research to keep promising projects going,” Rogers said.  Eight …

Considerations for High-Density Citrus Plantings

Josh McGillplanting, Tip of the Week

By Amir Rezazadeh Among all the factors that will affect the productivity and profitability of a citrus grove, choosing the optimal tree spacing is crucial. Florida citrus growers are planting trees at significantly higher densities than in the past. Due to negative impacts on plant health following the emergence of huanglongbing (HLB or citrus greening) in Florida, canopy growth substantially …

California Psyllid Program Requires Compliance Agreements

Josh McGillCalifornia Corner, Regulation

The California Department of Food and Agriculture’s (CDFA) Asian citrus psyllid (ACP) quarantine program now requires all harvesters/farm labor contractors (FLCs) to have valid compliance agreements to harvest citrus groves. An FLC is defined as any person or establishment that employs people to perform work related to grove management and/or harvesting commercial citrus fruit. The requirement was announced by CDFA’s …

Growers Share First Impressions of Trunk Injection

Josh McGillEvents, HLB Management

The Peace River Valley Citrus Growers Association (PRVCGA) hosted growers and industry members on National Orange Juice Day to discuss early experiences with trunk injection of oxytetracycline hydrochloride (OTC-HCl). Two new OTC-HCl products, ReMedium TI and Rectify, were registered this season for use as an HLB treatment in Florida citrus. While some growers are taking a wait-and-see approach to trunk …

Pelz-Stelinski to Lead Mid-Florida Center

Josh McGillEducation, Florida, Research

Kirsten Pelz-Stelinski will become director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Mid-Florida Research and Education Center (MREC) in Apopka on Aug. 1. She is currently an entomology professor and associate center director of the UF/IFAS Citrus Research and Education Center (CREC) in Lake Alfred. Pelz-Stelinski will lead faculty, staff and students at the MREC. …

What’s New in Citrus Breeding?

Josh McGillAll In For Citrus Podcast, Breeding, Varieties

The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) citrus plant improvement team joined the All In For Citrus podcast to discuss new varieties and those in the breeding pipeline. Fred Gmitter, professor of horticultural sciences, Jude Grosser, professor of plant cell genetics, and John Chater, assistant professor of horticultural sciences, also discussed how HLB has impacted their …

Fine-Tuning CUPS Production Practices

Josh McGillCUPS, Production

Mixon family members were pioneers in the Florida blueberry industry. Brothers Jerry and Keith Mixon planted their first berries in 1993. Over the years, they grew their business and became worldwide marketers, eventually adding blackberries, raspberries and strawberries to their portfolio. BACK TO CITRUSIn 2011, they sold their berry business to the Dole Food Company. But the brothers still had …

Exploring Additional Antimicrobials for Citrus Injection

Josh McGillCRDF, HLB Management, Research

The Citrus Research and Development Foundation (CRDF) board of directors invited six full proposals on combining other antimicrobials with oxytetracycline hydrochloride (OTC-HCl) during its April meeting. “If growers are going to pay the labor costs for workers to crawl underneath a citrus tree to treat it with OTC-HCl, maybe there are other things that could be mixed with the injection,” …

Getting the Most Out of Your Nutrition Program

Josh McGillNutrition

By Brandon White Taking a wholistic, helicopter view of nutrient management programs can be beneficial in reducing high input costs and environmental implications in the continued era of HLB. START WITH THE SOILAn obvious first stop on the considerations list is the soil. It’s the foundation of the system. Almost any economically feasible thing growers can do to improve organic …

New Twist Added to Psyllid Control

Josh McGillHLB Management, Pests

Lukasz Stelinski for years has promoted saving money on HLB control by spraying for Asian citrus psyllids (ACP) only when their populations reach a certain threshold. The University of Florida Institute of Food and Agricultural Sciences professor still promotes that concept, but with a slightly new twist. TRUNK INJECTION SHOWING PROMISEIn a virtual seminar on April 25, Stelinski advised growers …

Sneak Peek: May 2023 Citrus Industry

Josh McGillCUPS, Sneak Peek

Some growers are taking a closer look at citrus under protective screen (CUPS), while others have already adopted the production system. CUPS has been proven to protect trees from HLB and hurricane damage. The May issue of Citrus Industry magazine features grower brothers who are early adopters of CUPS. Jerry and Keith Mixon have 150 acres of CUPS production in …

Citrus Growers Speak Up at Farm Bill Meeting

Josh McGillFarm Bill, Legislative

Citrus growers discussed their challenges and voiced their needs during a farm bill listening session held April 24 in Newberry, Florida. Glenn ‘GT’ Thompson (PA-15), chairman of the House Committee on Agriculture, along with bipartisan members, including Rep. Kat Cammack (FL-03), Rep. Darren Soto (FL-09), Rep. Austin Scott (GA-08), Rep. Doug LaMalfa (CA-01) and Rep. Chellie Pingree (ME-01), listened to …

IPCs and Citrus Varieties

Josh McGillIPCs, Tip of the Week, Varieties

By Fernando Alferez Five years of University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) data in trials across the state have shown that individual protective covers (IPCs) are effective in preventing HLB until they are removed. This has been shown in sweet orange varieties such as Valencia and Hamlin. In these varieties, it has been demonstrated that the …

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All In For Citrus Podcast, April 2023

Josh McGillAll In For Citrus Podcast, Breeding, Events

April was a busy month for citrus events with both the Citrus Growers’ Institute and the Florida Grower Citrus Show taking place. Michael Rogers, director of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC), joined the All In For Citrus podcast to discuss the success of the two events. Both gatherings …