By Ernie Neff In every Florida citrus community, there are many growers who have been close friends most of their lives. They grew up in the country or small cities not far from each other, went to the same high schools and know the same people. They share the struggles — and before HLB, the joys — of growing citrus. …
Sneak Peek: March 2022 Citrus Industry
The March issue of Citrus Industry magazine includes an abundance of advice on getting trees off to a good start. According to citrus grower Brad Turner, healthy soil is key to setting up trees for success. In his article, he gives growers pointers on soil preparation prior to planting. Other topics he addresses include mulch considerations, nutritional needs, pest management …
Get Canker Before It Gets You
By Megan Dewdney Spring is around the corner, and Florida’s first wave of bloom is here. But there is no time to relax and enjoy the flowers because citrus diseases wait for no grower. Young fruitlets become susceptible to canker toward the end of March to the beginning of April. Missing that key window of protection — if the weather …
Florida Citrus Growers Say Freeze Damage Still Unfolding
With more than two weeks past since the late January freeze in Florida, citrus growers are still assessing the fallout. Some key production regions saw the coldest temperatures in years. With HLB endemic, there’s a lot of unknowns how trees will react to the stress the cold temperatures induced. However, some growers didn’t have to wait to see damage to …
The Quest for Copper Alternatives for Managing Citrus Canker
By Ozgur Batuman, Sanju Kunwar and Ana Redondo There are new products that potentially can be added to a grower’s toolbox in coming seasons for managing citrus bacterial canker. Citrus canker is an infection by a species of bacteria (Xanthomonas citri subsp. citri) that causes fruit blemishes and fruit drop. It makes fruit unsightly and lowers its marketability. Every year, …
Brazil’s Orange Crop Holding Steady
While the February Florida orange crop forecast saw a decline, Brazil’s February orange forecast is unchanged from its December forecast. Published on Feb. 10 by Fundecitrus and its cooperators, the third 2021–2022 orange crop forecast update for the São Paulo and West-Southwest Minas Gerais citrus belt remains at 264.14 million boxes. Should this forecast hold true until harvest ends, Brazil’s …
Improving Color Break and Brix in CUPS
Arnold Schumann recently reported on what he called “the most successful and practical intervention for improving color break and quality in CUPS fresh fruit.” CUPS stands for citrus under protective screen, a growing technique that Schumann, a University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researcher, helped pioneer in Florida. He reported on his work at a Feb. …
Alico Reports Higher Prices, Lower Yield
Alico, Inc. has seen an increase in the price per pound solids for oranges from $2.25 to $2.58 so far this season. A significant reason for the price improvement is the continued strength of consumption of not-from-concentrate orange juice by retail consumers, the company stated. Average pound solids per box were down for the fiscal quarter that ended Dec. 31, 2021. The pounds …
HLB: The Path Forward
Rick Dantzler, chief operating officer of the Citrus Research and Development Foundation (CRDF), gave an update at the recent Florida Citrus Show on the latest efforts to find solutions to the HLB problem. Dantzler acknowledged the frustration growers have expressed in the long battle against the disease and the challenge it has presented to the research community. Because of this, …
Foliar Fungal Disease Round-up for 2022
By Megan Dewdney The 2021 foliar fungal season was an easier than average year. The La Niña weather pattern predicted last fall came to pass, and the spring was relatively dry from January to the end of May with some rain in February and April. While citrus trees in Florida were likely drought-stressed, the dry weather slowed the usual decomposition …
Trial Confirms Benefits of IPCs
Individual protective covers (IPCs) on citrus trees have become a more common sight in Florida groves in recent years. The bags that cover young trees exclude the Asian citrus psyllid (ACP) from feeding on the plants, thus protecting them from HLB. Some estimates suggest that more than 1 million IPCs are now deployed in the state’s citrus groves. During the …
Keep Leprosis From Re-entering Florida
Citrus leprosis has not been reported in Florida since 1968, but researcher Ozgur Batuman called it “an approaching threat to Florida citrus” in a recent virtual seminar. Batuman, a citrus pathologist at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Southwest Florida Research and Education Center, urged growers to be on the lookout for the disease. According …
Freeze Damage Update for Florida Citrus
Cold temperatures the mornings of Jan. 29 and Jan. 30 did more citrus damage than an initial report indicated, Highlands County Citrus Growers Association Executive Director Ray Royce said. Royce issued the following update on Feb. 1: “The coldest weather in at least four to five years has left much more damage behind in parts of the South-Central Florida region …
Sneak Peek: February 2022 Citrus Industry
In the February issue of Citrus Industry magazine, Florida growers will find out what diseases to watch for this season. Megan Dewdney’s annual foliar fungal disease round-up reports on what some of the major problems are likely to be in 2022. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) plant pathologist and Extension specialist provides tips on …
Plan Insect and Mite Management for 2022
By Lauren Diepenbrock Insect and mite management is a year-round challenge in Florida citrus. With the warm climate, pests are at the ready as soon as plant resources are available to them. With knowledge of insect and mite biology in relation to tree phenology, plans to protect fruit and maintain productive citrus trees can be developed. MAJOR PESTSPopulations of some …
All In For Citrus Podcast, January 2022
It’s tough to be a citrus grower in Florida right now. In the January All In For Citrus podcast episode, Michael Rogers discusses the challenging environment for growers. Below-average prices and low yields are among the major obstacles. However, the UF/IFAS citrus researchers and Extension agents continue to work hard on behalf of growers, looking for tools they can use …
Lower Supply, Higher Demand and Processed Orange Prices
By Ariel Singerman According to the U.S. Department of Agriculture (USDA), production of processed oranges in Florida will decline again this season (Figure 1). If such a forecast materializes, production will have declined by approximately 80% since HLB was first found in the state. The Florida Department of Citrus reports that, as a consequence of COVID-19, orange juice demand has …
Developing a Management Plan for Lebbeck Mealybug
By Lauren Diepenbrock Managing lebbeck mealybug has become an ongoing challenge in many citrus-growing areas of Florida. This pest expanded into 14 counties from 2019 to fall of 2021 and impacts both commercial and residential citrus. Damage includes distorted fruit and leaves, stem dieback and fruit drop. Loss of young trees can occur under extreme infestation scenarios. In addition to …
Gibberellic Acid Application on Hamlin Appears Promising
By Tripti Vashisth In a multi-year field trial, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers have seen beneficial effects of gibberellic acid (GA) on Valencia sweet oranges. Monthly application of GA (September to January) on Valencia improved yield on average by 30%, reduced fruit drop and elicited enhanced plant defense response. These benefits are possibly due …
Florida Growers Report Early-Season Obstacles
By Frank Giles The U.S. Department of Agriculture (USDA) reported a drop in estimated Florida orange production in its December crop update. That estimate lowered production by 1 million boxes from the initial forecast of 47 million boxes reported in October. In advance of USDA’s January estimate, Florida citrus growers discussed how their crops are progressing. Here’s what they had …