Citrus growers and other agriculturists can use the Florida Automated Weather Network’s (FAWN) Cold Protection Toolkit to make decisions when using irrigation for cold protection. FAWN Project Manager Rick Lusher provides an overview of what he calls the toolkit’s “step-by-step guide.” “You can look at a four-day forecast from the National Weather Service, and then you can go down to …
Events Educate Growers on Cold-Tolerant Citrus
Events across the Southeast are being held to help meet growers’ needs for information and resources on growing cold-tolerant citrus. Many north Florida and south Georgia growers are interested in these crops as weather patterns begin to shift. One event was Cold Tolerant Citrus Production for the Southeastern Coastal Plain, held on Dec. 13. “We’re trying to have a meeting …
Disaster Relief Package Would Help Citrus Industry
Florida’s storm-battered citrus growers are closer to landing federal relief sought since Hurricane Irma devastated large parts of the state’s agriculture industry in September. The U.S. House on Wednesday will consider providing $2.6 billion for lost farm crops as part of an $81 billion disaster-relief package, which has been attached to the latest short-term “continuing resolution” needed to keep the …
Attacking HLB From All Angles
University of California Riverside (UCR) is committed to a major offensive against huanglongbing (HLB, or citrus greening disease), as the threat is marching ever closer to commercial citrus orchards in California. The only confirmed cases in Southern California have been in residential trees in Los Angeles and Orange counties, including near the UCR campus. But some experts believe it is …
Tax Bill Includes Help for Citrus Replanting
A proposal aimed at helping citrus growers replant after Hurricane Irma is included in a federal tax overhaul that could be approved this week by Congress, U.S. Rep. Vern Buchanan, R-Fla., said Monday. The proposal, sponsored by Buchanan and backed by Florida’s congressional delegation, would provide tax incentives for farmers who cannot afford to replace trees damaged by the storm …
Gov. Scott Discusses Citrus Storm Relief
Gov. Rick Scott spent part of Friday on the phone talking about federal disaster relief amid continuing worries about the storm-ravaged citrus industry. Scott tweeted that his calls with Texas Gov. Greg Abbott and U.S. House Speaker Paul Ryan included talk of hurricane relief. “I spoke with @GovAbbott this morning about the ongoing recovery in FL and TX from Hurricanes …
UF/IFAS, Tropicana Test Promising New Citrus Varieties for Greening Tolerance
Grafted orange trees showcased at the 100th anniversary of the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center (CREC) may give the state’s citrus growers new reason to hope the industry can cope with the citrus greening crisis, UF/IFAS researchers say. University of Florida scientists and Tropicana are teaming up to test promising new UF/IFAS-bred …
Super-Root Mutants for HLB
A citrus nursery employee has found super-root mutants that might offer hope for developing trees that are less susceptible to HLB. The employee is Beth Lamb, a tissue culture expert at Phillip Rucks Citrus Nursery. University of Florida Institute of Food and Agricultural Sciences citrus breeder Jude Grosser tells about her discovery. “She discovered some mutants of some of the …
Cold-Tolerant Citrus Production Event
More than 100 growers from Florida and Georgia gathered at the Cold-Tolerant Citrus Production for the Southeastern Coastal Plain educational event on Dec. 13. Bob Hochmuth, director of the University of Florida Institute of Food and Agricultural Science’s (UF/IFAS) Suwannee Valley Agricultural Extension Center, introduced the event, which was held at the center. Morning presentations by UF/IFAS speakers included information …
Freeze Probability and Protection Efforts
Florida hasn’t had a widespread tree-killing citrus freeze in years. That’s very fortunate since the industry has been dealing with the highly destructive HLB disease since 2005 and with negative impacts of Hurricane Irma since September. However, a damaging freeze is always a possibility at this time of year. Consequently, multi-county citrus Extension agent Chris Oswalt held a winter weather …
Citrus Industry Squeezed if Congress Doesn’t Help
No “plan B” is available if Congress does not add citrus funding to the latest disaster relief package, Florida Agriculture Commissioner Adam Putnam said Wednesday. A day after the U.S. Department of Agriculture further reduced a forecast of the post-Hurricane Irma orange harvest, Putnam reiterated the need for federal assistance to the struggling industry, which could see damages from the …
Growing Citrus in the HLB Era
By Jim Gravley The entire citrus industry has changed since the arrival of HLB (citrus greening). To ensure success and produce a quality product, the grower must adapt and truly understand the issues brought on from the infection of HLB. The disease was officially identified in 2005 in South Florida, and we are still fighting to save this great industry. …
Psyllid Control Strategies
University of Florida Institute of Food and Agricultural Sciences entomologist Jawwad Qureshi discussed several means of Asian citrus psyllid control at Citrus Expo in August. He provides an overview of his presentation. Qureshi says it is best to start psyllid sprays during the winter dormant period. “Do it individually or do it in a collaborative effort, but you must do …
UF Study: Screen Houses May Help Prevent Grapefruit Greening
By: Brad Buck, 352-294-3303, bradbuck@ufl.edu GAINESVILLE, Fla. — Grapefruit grows better under screen houses than in unprotected groves because the indoor facilities keep out the insect that causes citrus greening, new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research shows. Protecting citrus from greening is essential, UF/IFAS researchers say. The disease, first detected in Florida in 2004, …
Plant Biostimulants — Snake Oils or Beneficial Substances?
By Ute Albrecht and Sarah Strauss Recent years have seen an explosion of products termed “biostimulants” as alternatives to traditional chemical products to improve plant growth and productivity, and to enhance the sustainability of agricultural systems. Although there is currently no legal definition of biostimulants, they are usually defined as “substance(s) and/or microorganisms that when applied to plants or the …
Semiautonomous Vehicle Used in CUPS
University of Florida Institute of Food and Agricultural Sciences researcher Arnold Schumann showed off a semiautonomous vehicle at the recent Citrus Research and Education Center 100th anniversary celebration. The vehicle is used in the center’s citrus under protective cover (CUPS) facility, designed to keep trees free of HLB-spreading psyllids. Schumann discusses the vehicle and its uses. “We designed that vehicle …
Cold-Tolerant Citrus for Southeastern Growers
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) will host the Cold-Tolerant Citrus Production for the Southeastern Coastal Plain educational program for growers. The event will take place Dec. 13 at the Suwannee Valley Agriculture Extension Center in Live Oak, Florida. “It’s an educational event for people that are interested in producing cold-tolerant citrus,” said Clay Olson, …
Dramatic Weather Events Disrupt the Orange Juice Market
By Marcos Fava Neves The first 2017–18 U.S. Department of Agriculture forecast for Florida oranges — 54 million boxes — after Hurricane Irma was the lowest number in 70 years. Before the hurricane, we were all expecting that Florida would have more than 80 million boxes of oranges. This possible shortage of approximately 25 million boxes will dramatically affect not-from-concentrate …
Low-Density Planting Problematic with HLB
Two economists addressing a Gulf Citrus Growers Association economic seminar on Nov. 30 agreed that low-density citrus plantings would likely be hazardous to growers’ financial health in the face of HLB. One also reported that the average grower is not making a profit, and that small growers are exiting the industry faster than larger growers. “We were looking into different …
Walls Aim to Keep Psyllids Out
Walls consisting of insect-proof screen held up by telephone poles hold promise for helping growers reduce the cost of controlling HLB-spreading psyllids. The walls serve as artificial windbreaks in a new model grove planted in June at the Citrus Research and Education Center (CREC). The grove was one of numerous projects viewed by more than 500 attendees who came to …