By L.M. 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 can be developed to protect fruit and maintain productive citrus trees. Populations of many of …
Avoid Salt-Out of Liquid Fertilizers
By Ajia Paolillo The use of liquid fertilizers in citrus production has increased over the years. Liquid fertilizers offer the grower a way of applying frequent doses of fertilizer to trees to optimize nutrient efficiency. Now that the winter months are here with cooler weather and some cold nights, growers may face the issue of liquid fertilizer salting-out in the …
Compost Use and Weed Management
By Ramdas Kanissery Application of compost as a soil amendment could be an integral part of citrus production’s best management practices. Compost application can potentially improve soil quality and provide additional nourishment to trees. Citrus-producing soils in Florida are generally sandy and low in soil organic matter. Compost addition tends to enhance the soil’s ability to retain both nutrients and …
Time for ACP Dormant Season Sprays
By Lauren Diepenbrock Pest management is an ongoing effort in Florida citrus. Taking advantage of pest life cycles, whether they are tied to the season or plant phenology, can make management efforts have greater impacts on pest populations. For many citrus growers, managing the impacts of Asian citrus psyllid (ACP), the vector of huanglongbing (HLB), is part of the annual …
New Year’s Resolutions for 2021
By Ruth Borger It is time for a new year, and many of us cannot see 2020 end fast enough. It is almost time for 2021, and there is a lot to be hopeful for. New vaccines to fight the coronavirus hold great potential for beating the pandemic. U.S. citrus sales so far this season continue to show strong performance. …
Citrus Holiday Traditions
By Ruth Borger and Megan Dewdney Oranges and other citrus have a special place during holiday celebrations. We find them in our decorations, on our dinner table, shipped to friends and families across the country, and sometimes, if you are really good, in your Christmas stocking. But where did these traditions come from? And when did they become part of …
Sending Fresh Citrus out of Florida
By Mark A. Ritenour The holiday season is a busy time for sending friends and family thoughtful gifts. For Floridians, the abundance of fresh produce during the winter months motivates many to share the experience with others. This is especially true for fresh citrus. Florida’s citrus gift fruit shippers have been supplying such treats for decades. With COVID-19 and a …
Keep Your Pesticide License Current
By Ajia Paolillo Do you hold a Florida restricted-use pesticide (RUP) license? With the new year approaching, this is a great time to review the continuing education units (CEUs) that you have earned toward the renewal of your RUP license. Your license comes up for renewal every four years, and it is easy to forget about this with everything we …
Give the Gift of Citrus This Holiday Season
By Ruth Borger Sending boxes of Florida citrus across the country to friends and family during the holidays is a beloved tradition. But it is important to work with a certified grower/gift shipper as it is illegal in Florida for individuals to send citrus via the mail or delivery services. You can find a list of Florida gift fruit shippers …
Things to Be Thankful for This Year
By Ruth Borger Despite 2020 being a challenging year with a lot to complain about, there are many things to be thankful for. This is the time of year to take a few minutes to reflect on what we have to be grateful for. Here are just a few things to be thankful for that come quickly to mind. A …
Scout IPCs for Pests
By Jawwad Qureshi Young citrus trees produce shoots with feather-stage leaves more frequently, making them highly attractive to the Asian citrus psyllid (ACP). This pest requires young shoots with feather-stage leaves to develop and reproduce. ACP is the pathogen’s primary vector responsible for causing huanglongbing (HLB) disease. Plant infection with HLB at an early age makes it challenging to bring …
Get Florida Freeze Updates With Winter Weather Watch
By Chris Oswalt There was a time back in 1962, on Dec. 12 and 13, when a devastating freeze in Florida decimated a significant portion of the state’s citrus industry. In Polk County, the freeze caused serious damage to 134,000 acres of citrus. In 1963, citrus growers were concerned about receiving timely weather information and frost warning bulletins. Back then, …
The Effect of the Clean Waterways Act on Ag
The Clean Waterways Act (Senate Bill 712) was signed into law on June 30 by Gov. Ron DeSantis. The act discusses several mechanisms and provisions to protect waterways by reducing water pollution. It includes a few changes that directly affect the agriculture industry. The law requires the Florida Department of Agriculture and Consumer Services (FDACS) to perform onsite implementation verification …
Herbicides: What to Mix and What Not to Mix
By Ramdas Kanissery Tank-mixing different herbicides with multiple selectivity and modes of action will broaden the range of weeds controlled in a single application. Although it is an effective and popular strategy, when components (herbicide products and spray additives) in the tank mixes are not compatible with each other, the resulting combination can produce unintended and unsuccessful results. THINK BEFORE …
Irrigation Problem Prevention
By Ajia Paolillo To keep your irrigation system running efficiently, it is important to perform routine maintenance throughout the year. There are many types of issues that can affect your irrigation system, causing it to run poorly. Poly tubing and emitters can become clogged. Emitters can be blocked by weeds or broken through normal wear and tear. When these issues …
Irrigation Scheduling to Optimize Tree Performance
By Davie Kadyampakeni Proper irrigation scheduling applies an appropriate volume of water to a citrus grove at the appropriate time based on tree need, soil properties and weather conditions. Applying water in the right amount, right quantity and at the right time is very important for getting the best out of citrus trees. Several tools are available for determining when …
HLB Research Featured on Website
By Madison Sankovitz, Barbara Alonso, Monique Rivera, Lukasz Stelinski, Sara García-Figuera, Peggy G. Lemaux and Beth Grafton-Cardwell The bacterial disease huanglongbing (HLB) is a devastating disease and has caused massive losses to the U.S. citrus industry. The disease vector, the Asian citrus psyllid, is currently in all U.S. citrus-producing states, and the disease continues to exert a severe impact on …
Phytophthora Root Rot Management
By Evan G. Johnson As September winds down, the fall root flush is starting and will continue through November/December. This is the largest root flush of the year that stores carbohydrate reserves for next spring. Coming out of the rainy season, phytophthora has had the chance to build up plenty of inoculum, especially in groves with a history of root …
COVID-19 Challenges in Citrus Packinghouses
By Michelle Danyluk and Ben Chapman Citrus packers have some unique challenges when it comes to COVID-19 management, including working in an indoor environment. It is becoming increasingly clear from recent reports of clusters of COVID-19 illnesses that being indoors and around people for prolonged periods of time are risk factors for transmission. Air flow, the limitations of physical distancing …
Physical Distancing in the Citrus Industry
By Michelle Danyluk and Ben Chapman While there is no evidence that the COVID-19 virus is a food-safety concern, it certainly is a worker health concern. It spreads person-to-person through close contact (defined as within 6 feet for more than 15 minutes) or by contact with contaminated surfaces. Systematically walking through the grove, packinghouse or processing plant and thinking about …