Oak Leaf Extract and Mulch for HLB

Ernie NeffCitrus Expo

Researchers on the Indian River have proved “there is something in the oak leaf that can work” against HLB, said Lorenzo Rossi. “I’m not saying that I found the cure, and I’m not saying that oak extract will save the citrus industry.” He described oak extract, and possibly oak mulch, as another tool against HLB. Rossi, a University of Florida …

craft

CRAFT Cycle Two Deadline Is September 4

Tacy Calliesplanting, Research

Time is running out for commercial citrus growers in Florida to apply to participate in Cycle Two of the Citrus Research and Field Trial (CRAFT) program. The deadline to apply is Friday, Sept. 4. The application process is open to growers with a minimum of 20 acres of planned solid-set or reset plantings. Cycle Two of CRAFT covers up to …

nutrition

CRDF Addresses Leaf Sampling and Breeding Research

Ernie NeffResearch

The Citrus Research and Development Foundation (CRDF) board recently chose leaf sampling timing and frequency as its top priority for a new nutrition research project. The board also agreed to create a Select Committee on Plant Improvement to help plant breeders decide which new cultivars should go into final field trials. CRDF Chief Operating Officer Rick Dantzler discusses the board’s …

PIECES OF THE PAST: Great Crate Finds

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette I recently bought several old citrus crates for the Florida Citrus Hall of Fame collection: Shiloh Fruit Packing Company, with the Indian Chief label Indian River Citrus Sub-Exchange packed by Graves Brothers Company in Wabasso, featuring the Flo brand label On Top Groves from Wetumpka Fruit Co., with the On Top Blue brand label The A. …

psyllids

Psyllid Study to Determine Degree of HLB Risk

Len WilcoxCalifornia Corner, Psyllids

University of California Riverside Extension Specialist Monique Rivera said that funding for a new research project to study the Asian citrus psyllid (ACP) has been approved. The project will take a closer look at the phenology of huanglongbing (the citrus disease ACP spreads) and its prevalence in psyllid populations. The scientists will be looking for patterns that will help them …

Infected ACP Found in California Commercial Grove Is No Surprise

Len WilcoxCalifornia Corner, Psyllids

For the first time, an Asian citrus psyllid (ACP) carrying the bacteria which causes huanglongbing (HLB) was found in a commercial grove in Riverside County. While the discovery has prompted concern, University of California Riverside Extension Specialist Monique Rivera said that the find has been expected and is not all that surprising. “We’ve had positive trees removed here in Riverside, …

Cover Crops and Nematicides for Sting Nematode Management

Tacy CalliesPests

By Larry Duncan, Johan Desaeger and Sheng-Yen Wu The citrus row middle habitat changed profoundly beginning in the 1970s as mowing replaced disking for weed management. This change ended the costly cycle of cutting and regrowing citrus roots near the soil surface and reduced soil erosion, among other benefits. Mowing also allowed a seasonal succession of native plants to flourish, …

Made in the Shade

Tacy CalliesCitrus, Production

Feral citrus growing in natural hammocks reveals insights about production and HLB. By Christopher Vincent and Anirban Guha Would you rather go outside in August and stand for a few hours in the sun or in the shade? It turns out citrus prefers the shade, too. In the past two years, we have been researching the health of citrus growing …

Alico Announces New Directors and Agreement with Barron Collier

Ernie NeffIndustry News Release

Alico, Inc. in July entered into a long-term agreement to provide citrus grove management services, including harvest and haul responsibilities, to Barron Collier Companies. Alico also announced the additions of Kate English and Adam Putnam to its board of directors. Alico will manage citrus operations for approximately 7,000 acres of Barron Collier groves in Collier and Hendry counties, in exchange …

Steger Forecast for Florida Oranges

Ernie NeffForecast

Elizabeth Steger, president of Citrus Consulting International, has forecast Florida’s 2020-21 orange crop at 62 million boxes. That is 8.35 percent fewer oranges than the 67.65 million boxes the state produced last season. [See the final 2019-20 season forecast by the U.S. Department of Agriculture (USDA) here.] Steger has been forecasting the size of Florida’s orange crop prior to the …

First CLas-Positive ACP Found in California Grove

Len WilcoxCalifornia Corner, Industry News Release, Psyllids

An Asian citrus psyllid (ACP) sample has been confirmed positive for Candidatus Liberibacter asiaticus (CLas), the bacteria that causes huanglongbing (HLB). The sample was collected from a commercial citrus grove in the Woodcrest area of Riverside County. Confirmed by Citrus Research Board’s Jerry Dimitman Laboratory, this single adult psyllid is the first CLas-positive ACP found in a commercial citrus grove …

Rootstock and Scion Affect Orange Juice Flavor

Tacy CalliesRootstocks, Scions

By Yu Wang, Fred Gmitter and Jude Grosser A major concern for the citrus industry is a significant decline in production due to huanglongbing (HLB). In addition to the production shortfalls are losses due to fruit rejection by packinghouses and juice processing plants as a result of inadequate size and low sugar content. Bitterness and metallic off flavors in the …

IRCL Names President, Discusses Grove Trial

Ernie NeffIndian River

The Indian River Citrus League (IRCL) recently named a new president and provided an update on a large grapefruit trial. The new IRCL president is Daniel Scott. He succeeds Pat Schirard, who served two terms. Before being selected president, Scott served as chairman of the IRCL production committee. Scott is a third-generation citrus grower and is vice president of Scott …

production

Growers Get Details on CRAFT Cycle Two

Ernie Neffplanting, Research

Approximately 60 people learned how to participate in Cycle Two of the Citrus Research and Field Trial (CRAFT) program via a virtual workshop held June 23-24. The application period for Cycle Two will be July 20 to Sept. 4, 2020. CRAFT offers growers substantial financial incentives to plant new trees that will be raised utilizing specific HLB mitigation strategies. Participating …

Juice Imports, Fruit Prices and Production Costs

Ernie NeffEconomics

In a recent presentation titled “Juice Imports, Fruit Prices and Cost of Production,” Ariel Singerman provided the price and yield required to break even growing oranges in Southwest Florida. “Average cultural cost of $1,847 requires prices for E&M (early and mid) and Valencias to be $2.31 and $2.01 per pound solids, respectively, just to break even,” the University of Florida …

More CRAFT Plantings to Come

Ernie Neffplanting, Research

A second phase of government-supported HLB research projects in Florida’s commercial groves is expected to be initiated this year by the Citrus Research and Field Trial (CRAFT) Foundation. A first phase, in which participating growers must have trees in the ground before June 30, saw growers signing up for 46 projects on 2,032 acres. Learn more about the first phase …

Coming Attraction: Florida Finger Limes

Tacy CalliesVarieties

Sweet oranges. Ruby red grapefruit. Sugar Belle mandarins. When one thinks of Florida citrus, these fruits immediately come to mind. But finger limes? A University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher believes that finger limes may be the next food trend that will continue to fortify Florida’s role as a citrus producer for the world. Manjul …

brazilian

Brazil Expects Much Smaller Orange Crop

Tacy CalliesBrazil, Crop Forecast

Brazil released its first orange crop forecast for the 2020-21 season on May 11. According to a report published by Fundecitrus and its cooperators, 287.76 million boxes are expected for the season for the São Paulo and West-Southwest Minas Gerais citrus belt. The projected figure is 25.6 percent smaller than the previous crop of 386.79 million boxes, and 12.5 percent …

Valencia Oranges Hit by Heavy Fruit Drop

Ernie NeffCOVID-19, Processing, Weather

Heavy fruit drop and weather issues reportedly could lead to reduction in Florida’s Valencia orange crop. Some in the citrus industry said COVID-19 issues in processing plants have also limited the intake of Valencias from groves, but the Florida Citrus Processors Association (FCPA) says that is not likely the case. “Processors have slowed down presumably due to COVID-19 … They …

PIECES OF THE PAST: Fond Family Memories

Tacy CalliesPieces of the Past

By Brenda Eubanks Burnette I recently went to the funeral of Pate Snively, who was a longtime Winter Haven resident and citrus grower. I attended school with several of his nephews but got to know Snively when I was ending my reign as the Florida Citrus Queen in 1982. I was offered the opportunity to sell ads in our program …