Federal Funding for Citrus Includes Boost for Breeding

Josh McGillBreeding, California Corner

California Citrus Mutual (CCM) in mid-June welcomed congressional support for critical federal citrus programs. The programs being supported include the Citrus Health Response Program, the HLB Multi-Agency Coordination Group and an additional $1 million in federal funding for a new citrus breeding program. The House Appropriations Committee has included additional funding for citrus breeding research. The research is intended to …

Propagation Program Update on Donaldson and Other Trees

Josh McGillFlorida Citrus Commission, Florida Department of Citrus, HLB Management

The Florida Citrus Commission (FCC) on June 14 received an update about a program for expedited propagation, in which 23 nurseries are participating. The goal of the expedited tree propagation program is to have several million HLB-tolerant or HLB-resistant trees planted in the next several years. Rosa Walsh, Florida Department of Citrus (FDOC) director of scientific research, provided the update. …

No Perfect Tree Spacing for Multiple Objectives

Josh McGillCalifornia Corner, planting

Looking for the perfect tree planting density to meet all of your objectives for citrus fruit quality and yield? That may not be possible, University of California Cooperative Extension’s Craig Kallsen said in a recent talk about planting density’s impact on navel orange yield and quality.  The citrus and pistachio farm advisor for Kern County gave the example of a …

H-2A Visa Fees to Increase June 17

Josh McGillLabor, Regulation

The U.S. Department of State (DOS) fees for petition-based non-immigrant visas for H-2A temporary foreign workers will increase on June 17, Florida Fruit & Vegetable Association (FFVA) reported. The final rule from DOS will increase the H-2A visa fees by 7.9%, from $190 to $205, less than DOS originally proposed in 2022. In its original proposal, DOS would have increased …

Grower Observations on OTC Trunk Injection

Josh McGillHLB Management

Highlands County Citrus Growers Association (HCCGA) President Aaron Nelson recently shared observations about trunk injection of oxytetracycline (OTC) for trees with HLB. The first formulations for citrus trunk injection became available in January. His observations follow: Over the course of the last six months there have been countless hours spent injecting millions of trees all over the state. What follows …

Citrus Label Tour in Central Florida

Josh McGillFlorida, History

The Citrus Label Tour, comprised of 81 signs in Florida, has been established to educate the public about the history of the citrus industry through citrus crate labels. The tour is a partnership of the Florida Citrus Hall of Fame, Polk History Center and Visit Central Florida. The tour is now in four counties — Polk, Indian River, Lake and …

House Passes Block Grant Assistance Act

Tacy Callieshurricane, Legislative

Rep. Scott Franklin (FL-18) announced the House of Representatives passed the Block Grant Assistance Act on June 12. This critical bill provides needed authority for the U.S. Department of Agriculture (USDA) to issue block grants to growers devastated by Hurricanes Ian and Nicole. It now heads to the Senate for consideration. Those supporting the Block Grant Assistance Act include Florida …

Grower Achieves High Brix and Stops Drop

Josh McGillFruit Drop, Organic, Production

Low Brix has been a major problem plaguing the Florida citrus industry in recent years. While many growers are struggling to achieve the minimum required Brix level, this has not been an issue for citrus grower Chip Henry. He recently shared how he believes his organic production techniques contribute to high Brix as well as stopping premature fruit drop in …

Build Resilience in HLB-Affected Hamlin Trees

Josh McGillHLB Management, Tip of the Week

By Taylor Livingston and Tripti Vashisth Fighting HLB alongside weather disasters like freezes and hurricanes is leaving growers with little options for sustaining yields. The Hamlin sweet orange variety is known for higher susceptibility to HLB symptoms which cause rapid tree decline, including increased pre-harvest fruit drop and canopy loss. Production strategies that target fruit drop and canopy health improvement …

2023 Citrus Achievement Award Winner Announced

Josh McGillAwards

Florida Grower magazine chose Glenn Beck as the 2023 Citrus Achievement Award winner. He is featured in the magazine’s June cover story. For more than 20 years, the people who have won the award have helped shape the history of the state’s citrus sector. Some years, selecting a winner is an easy process because the person checks so many boxes. …

Drone Sprays for Psyllids Effective in Brazil

Josh McGillHLB Management, Psyllids, Technology

Using drones to apply chemical control for HLB-spreading psyllids in Brazil proved effective against adult insects, a Fundecitrus researcher reported. The researcher, Marcelo Miranda, said psyllid mortality was above 80% as a result of drone applications. Miranda’s work was pioneering in 2021. There was no record of the use of drones for the chemical control of the psyllid in western …

Citrus Root Weevil Intercepted

Josh McGillPests

U.S. Customs and Border Protection (CBP) agriculture specialists intercepted a species of citrus root weevil for the first time in Wilmington, Delaware, on May 22. They found the Cleistolophus viridimargo (Champion, 1911) weevil, a significant actionable pest, while inspecting a shipment of pineapples from Honduras. CBP said citrus root weevils pose a serious threat to the $3.4 billion U.S. citrus …

Know Your Purpose for Pruning

Josh McGillPruning

“Don’t prune if you do not know why you are pruning,” University of California Cooperative Extension’s Craig Kallsen cautioned in a June 6 webinar about pruning navel oranges. “It’s a lot of work and thus expensive.” “Generally, pruning of any kind reduces total fruit yield,” the citrus and pistachio farm advisor for Kern County stated. “The goal of pruning is …

study

Psyllids Resistant to Insecticides in Brazil

Josh McGillBrazil, HLB Management

Psyllids collected in orchards in four microregions of Brazil’s citrus belt showed reduced susceptibility to insecticides from the pyrethroid and neonicotinoid chemical groups. That information was reported earlier this year by agronomist and researcher Fernando Amaral of the Arthropod Resistance Laboratory at the Luiz de Queiroz College of Agriculture/University of São Paulo (ESALQ/USP). This was the first confirmation of psyllid …

Sustaining Citrus With Soil Improvement

Josh McGillCover Crops, HLB Management, Soil Health

By Frank Giles HLB has taken a toll on growers both large and small over the years. That’s been the case with third-generation grower Chuck Bellamy, who grows citrus near Inverness, Florida. His grandparents planted the first trees on the property in 1930. A few of those trees are still alive in the grove nearly 100 years later. Bellamy says …

Sting Nematode Problematic for Young Trees

Josh McGillPests

The sting nematode is the most serious nematode problem in young citrus groves, nematologist Larry Duncan reported at the Florida Citrus Growers’ Institute in April. According to Duncan, long before HLB, the sting nematode was widely encountered in groves on Florida’s Central Ridge and in Polk County. The University of Florida Institute of Food and Agricultural Sciences professor said tree …

Brite Leaf Citrus Nursery Awarded

Josh McGillAwards, nurseries

The 2023 winners of Florida’s Agricultural-Environmental Leadership Award are Brite Leaf Citrus Nursery, Rocking K Cattle and Island Grove Wine Company. The winners were announced May 30 by Florida Commissioner of Agriculture Wilton Simpson. Agricultural-Environmental Leadership Awards have been presented annually since 1994 and spotlight environmentally innovative growers and ranchers who share a commitment to protecting and preserving Florida’s resources …

Millennium Block and MAC Project Updates

Josh McGillResearch, Rootstocks, Varieties

Hurricanes Ian and Nicole in 2022 caused early fruit drop in the Indian River area, where two studies of 39,000 trees that might tolerate HLB are being conducted. Researchers now expect significant data from the studies will come after the 2023, 2024 and 2025 season harvests, but they have already gained some insights from the projects.  The first experimental grove, …

Valencia on US-942 Rootstock Is Favored Florida Tree

Josh McGillRootstocks, Varieties

For at least the last four years, the Valencia SPB-1-14-19 orange has been the most-produced citrus variety in Florida, and US-942 has been the favored rootstock. So, it makes sense that the Valencia SPB-1-14-19 on US-942 rootstock has been the most-produced tree combination for four years running. That information was provided at April’s Florida Citrus Growers’ Institute in Avon Park …

Update on Snail Management in Citrus

Josh McGillPests, Tip of the Week

By Lauren Diepenbrock Snail management is becoming a more common discussion in Florida citrus with the arrival of a newer species (Bulimulus bonariensis, previously referred to as Bulimulus sporadicus, Figure 1) in the Southeast. This snail is a new challenge for citrus growers. With funding from the Citrus Research and Development Foundation, the University of Florida Institute of Food and …