CUPS Tree Growth Surprises Growers

Ernie NeffCUPS

Brothers Jerry and Keith Mixon have been surprised by how well trees grow in their citrus under protective screen (CUPS) facilities in Alturas, Florida. “All of the varieties we are growing have responded amazingly,” they said recently about their CUPS experience. Though each brother has his own CUPS structures, they jointly discussed their results. The brothers have a combined 130 …

Maximizing Rootstock Seed Production

Tacy CalliesSeed

By Fernando Alferez, Deived Uilian de Carvalho, Daniel Boakye, Tim Gast and Manjul Dutt Endemic HLB in Florida has provoked increased pressure to replant and reset infected groves. This has resulted in concern from citrus growers and nursery operators about seed availability for the most popular rootstocks in the state. In the past, all rootstock fruit (both early and late …

greasy spot

Time for Brown Rot Management

Tacy CalliesDiseases, Tip of the Week

By Evan Johnson The Florida summer rainy season is in full swing, and there have been one or two root flushes by now. This is a good environment for increases in soil Phytophthora propagule counts. High counts have been seen this year, especially in Southwest Florida. While much of the focus may be on root rot, it is important to …

California to Launch CRaFT Project

Len WilcoxCalifornia Corner

The Citrus Research Board (CRB) has been awarded $3,438,059 in funding from the Huanglongbing Multi-Agency Coordination Group (HLB MAC) to support its California-focused Citrus Research and Field Trials (CRaFT). The overarching goal of the CRaFT project is to demonstrate additional mitigations to improve psyllid control within commercial groves across the various citrus-growing regions in California. This information will inform areawide …

What To Do About Algal Spot

Tacy CalliesDiseases, Tip of the Week

By Megan Dewdney I did not need to visit my field trial to know that algal spot was in bloom on citrus in the last month. I have received many phone calls about it recently as growers notice the bright orange doughnuts on their tree limbs. For those unfamiliar with algal spot, it is a disease that occurs mostly on …

OLL Sweet Oranges: Alternatives to Valencia

Tacy CalliesVarieties

By Jude Grosser Valencia sweet orange has always been the gold standard of processing oranges for the best orange juice in the world. However, there is a new kid on the block that is challenging this. University of Florida (UF) citrus breeders have been working with the late, great Citrus Hall of Fame grower/researcher Orie Lee and his family for …

Making Sense of Biologicals: Improve Fruit Size and Quality

Tacy CalliesBiostimulants, MSOB

Citrus growers need as many tools in their toolbox as possible. With the Florida citrus industry decimated in recent years, mainly due to citrus greening disease, growers are exploring all options to help them succeed. CYAN 365®, a biostimulant from C Green Ag Biotechnology, is one tool that has proven to help enhance the quality and size of citrus crops, …

Fruit Drop Is Biggest Grower Concern

Ernie NeffFruit Drop

Fruit drop “is probably the No. 1 concern” of the citrus growers he knows, says Ray Royce, executive director of Highlands County Citrus Growers Association (HCCGA). “Fruit drop and profitability are going hand in hand,” he adds. “There’s a tremendous struggle now to be profitable, given the relatively low harvest numbers,” Royce says. “I think growers believe that if they …

agency

FDOC Preliminary Budget Approved

Ernie NeffFlorida Department of Citrus

The Florida Citrus Commission (FCC) approved the Florida Department of Citrus’ (FDOC) preliminary operating budget of $29.12 million, an increase of $9.75 million from last season. The FCC serves as the governing board for the FDOC. Steve Johnson, FCC chairman, said the increased budget is largely due to the receipt of $17 million in general revenue funding from the state …

Texas

Mexfly Quarantine Area in Texas Reduced

Ernie NeffPests

Federal and state agriculture agencies on June 3 released portions of the Mexican fruit fly (Mexfly) quarantine in Cameron County, Texas. The U.S. Department of Agriculture’s Animal and Plant Health Inspection Service (USDA/APHIS) and the Texas Department of Agriculture (TDA) took the action after three pest lifecycles elapsed with no additional detections in the areas released from quarantine. Releasing the …

citrus

Grapefruit Challenges and Opportunities

Ernie NeffGrapefruit

A recent report summarizes the U.S. grapefruit market’s challenges, including citrus greening disease and hurricanes, and opportunities. Lijun (Angelia) Chen and Lisa House with the University of Florida Institute of Food and Agricultural Sciences authored the report, titled “An Overview of the Grapefruit Market in the U.S.” “The U.S. grapefruit industry has been facing fierce challenges in both production and …

Combating California Red Scale

Tacy CalliesCalifornia Corner, Pests

California red scale (CRS) is one of the key pests for growers in the San Joaquin Valley, home to 75% of the state’s citrus production. CRS is a sap-sucking insect that attacks all parts of citrus trees. It causes dieback of branches, yield loss and downgrading of fruit. According to Sandipa Gautam, University of California assistant research entomologist at the …

Fruit Drop: When to Harvest

Tacy CalliesFruit Drop

By Ariel Singerman and Stephen H. Futch In the 2020–21 citrus season, fruit drop has severely impacted orange yield in Florida. According to a recent U.S. Department of Agriculture (USDA) citrus crop forecast, the estimate of fruit drop for early/mid-season and Valencia oranges was 43% and 34%, respectively. Moreover, according to some growers, the level of fruit drop has been …

HLB Practices: Growers’ Attitude Studied

Ernie NeffCalifornia Corner, HLB Management

Although HLB has not yet been detected in a commercial citrus grove in California, growers have been provided with voluntary best management practices to limit the spread of HLB and the psyllids that transmit the disease. A study conducted by researchers at University of California (UC) Davis and UC Riverside, in collaboration with the Citrus Research Board, examined citrus growers’ …

How the FDOC Will Use Extra Funding

Ernie NeffFlorida Department of Citrus

With Gov. Ron DeSantis’ recent approval, the Florida Department of Citrus (FDOC) has $12 million in state funding for the 2021-22 season.  With the additional funding, the FDOC plans to expand its programs, reaching more consumers in order to drive sales of Florida orange juice (OJ). The FDOC will also increase marketing programs for fresh grapefruit, oranges and tangerines, similar …

Tradition Meets Innovation

Tacy CalliesProfile

A new generation of leadership at IMG Citrus takes the helm. After serving as chief executive officer of IMG Enterprises for 42 years, Michel Sallin is passing the torch to his three children. Siblings Melanie Ressler, Timothee Sallin and Chloe Gentry have been appointed as co-CEOs of IMG Citrus and Cherrylake. The businesses are both subsidiaries of IMG Enterprises, a …

Acreage Reflects Consumer Demand

Tacy CalliesCalifornia Corner, Varieties

Shifting consumer trends have helped dictate which varieties are most popular among California citrus growers. Bruce Babcock, professor in the School of Public Policy at University of California, Riverside, explained that over the past 15 years or so, there have been some notable changes in California citrus acreage. “What we’ve seen is just explosive growth in acreage devoted to mandarins. …

2021-22 Orange Crop Forecast Up for Brazil

Ernie NeffCrop Forecast

Brazil released its first orange crop forecast for the 2021-22 season on May 27. According to a report published by Fundecitrus and its cooperators, 294.17 million boxes are expected for the São Paulo and West-Southwest Minas Gerais citrus belt. The projected crop is 9.51% larger than the previous crop of 268.63 million boxes, but is still 10.53% lower than the …

Researchers and Growers Partner in Science

Ernie NeffResearch

Researchers with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) have conducted scientific studies in groves owned by grower cooperators around the state for many decades. UF/IFAS’ Michael Rogers refers to these researcher/grower relationships as “partnerships” and discusses their value. Rogers is director of the UF/IFAS Citrus Research and Education Center at Lake Alfred. “These researcher/grower partnerships, …

Florida Grower Advises California on HLB

Ernie NeffHLB Management

Pete Spyke, a Florida gift fruit citrus grower and shipper, recently offered some advice to California citrus growers for dealing with HLB. In a letter to California’s Citrus Pest & Disease Prevention Program, Spyke suggested that growers continue to detect and remove HLB-infected trees. Spyke’s letter follows: Dear California Citrus Growers, Based on my observations and discussions with growers and …