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News for citrus growers around the globe
By Jawwad A. Qureshi All citrus pests in Florida have natural enemies, although some are more effective at biological control than others. University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers have been studying the activity and impact of natural enemies on pest infestations in traditional open production systems and protected systems such as citrus under protective screen …
Soil sampling is one of two keys to building a good citrus fertilization program in North Florida and South Georgia, University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers wrote recently. The authors are Muhammad A. Shahid, assistant professor of horticulture, and postdoc scholar Shahid Iqbal, both with the North Florida Research and Education Center. Shahid and Iqbal …
Texas A&M AgriLife Research is launching a multi-institutional study to develop and evaluate systems that deliver treatments to HLB-affected trees. The principal investigator is Kranthi Mandadi, plant molecular biologist at the Texas A&M AgriLife Research and Extension Center at Weslaco and professor in the Texas A&M Department of Plant Pathology and Microbiology. The three-year, $1.1 million project is supported by the Emergency Citrus Disease Research …
Fundecitrus researcher Nelson Wulff discussed his organization’s efforts against citrus greening in Brazil during the recent IFAMA 2025 (International Food and Agribusiness Management Association) world conference. The event took place in Ribeirão Preto, São Paulo. Wulff spoke about Fundecitrus’ research focused on combating greening and controlling its vector in orchards. His presentation occurred during his participation in a panel titled …
By John M. Chater Citrus tree trunk injection of antibiotics has been recently and widely used in Florida. The success of oxytetracycline (OTC) in sweet orange to mitigate huanglongbing (HLB or citrus greening) disease has been documented by the laboratory of Ute Albrecht, associate professor at the University of Florida. Some results suggest that OTC injection can improve Brix, ratio, …
The U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) released its last citrus crop forecast update of the 2024-25 season on July 11. The Florida Valencia orange forecast increased 2%, from 7.4 million boxes in June to 7.55 million boxes. That increased the Florida all-orange forecast from 12 million boxes in June to 12.15 million boxes. Florida’s all-grapefruit forecast …
Colorado State University (CSU) on July 9 decreased its Atlantic seasonal hurricane forecast slightly and now calls for a slightly above-normal 2025 Atlantic basin hurricane season. CSU anticipates a slightly above-average probability for major hurricanes making landfall along the continental United States coastline and in the Caribbean. Information obtained through June indicates that the 2025 Atlantic hurricane season will have …
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) announced June 26 that it was establishing and expanding the quarantined areas for citrus canker in Texas to prevent the spread of the disease. The action was taken in cooperation with the Texas Department of Agriculture (TDA). APHIS established a new quarantined area in the Harlingen Area of …
Agricultural producers who suffered eligible crop losses due to natural disasters in 2023 and 2024 can now apply for $16 billion in assistance through the Supplemental Disaster Relief Program (SDRP). To expedite the implementation of SDRP, The United States Department of Agriculture (USDA) Farm Service Agency (FSA) is delivering assistance in two stages. This first stage is open to producers …
Growing Matters recently launched its annual BeSure! stewardship awareness campaign. Pollinators play a vital role within ecosystems and the food supply. Applicators and growers alike play a crucial role in utilizing proper stewardship practices during the growing season and beyond. Here are a few best practices to protect pollinators: USE NEONICOTINOIDS PROPERLY Neonicotinoid insecticides are used because of their selective …
Fundecitrus and Embrapa Territorial carried out a joint scientific research project to quantify carbon stocks and identify wildlife in Brazil’s Citrus Belt of São Paulo and Triângulo/Southwest Minas Gerais. The work, supported by resources from Innocent Drinks, resulted in the publishing of an article titled “Estimating biomass and carbon stock in orange trees (Citrus sinensis L. Osbeck) of the São …
The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) and the Texas Department of Agriculture (TDA) recently amended three Mexican fruit fly (Mexfly) quarantines in Texas. This includes the Brownsville Mexfly quarantine in Cameron County and the Edinburg-Palmview and Donna Mexfly quarantines in Hidalgo County. BROWNSVILLE On May 15, the agencies expanded the Brownsville quarantine by 16 …
Imagine using an artificial intelligence (AI) platform similar to ChatGPT to get crop-damage information after a major storm and comparing it to previous seasons. That’s what University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) AI scientist Nikolaos Tziolas plans to provide for farmers. His project will be funded with a new $297,000 grant from the U.S. Department of …
Native to South America, Argentine ants were introduced to California in 1905. Today, 90% of Southern California and coastal orchards are infested with ants. Some trees experience up to 1 million ant visits per day. Ivan Milosavljević, Citrus Research Board (CRB) entomologist, presented that information in a June 17 webinar that was part of CRB’s Grower Seminar Series. His presentation …
By Megan Dewdney The Florida rains have finally come this summer, just in time for early-season fruit to start the maturation process. This means there is some risk of brown rot in early sweet oranges and grapefruit. Much of Florida has been getting summer storms, wetting the soil. While this is excellent in general, the downside is that it allows …
The strategies to control the Asian citrus psyllid (ACP) in Florida have evolved over the years. Some practices have come and gone, but one point remains — ACP control is essential. That was the message Lukasz Stelinski made during the June episode of the All In For Citrus podcast. Stelinski, an entomologist with the University of Florida Institute of Food …
By Peter Chaires The International Society of Citrus Nurseries (ISCN) will hold its International Congress in Vina del Mar, Chile, on Aug. 18–19. Founded in 1981, ISCN was formed: ATTENDANCE AND TOPICS The International Congress is an opportunity to establish meaningful relationships, gain exposure to practical and academic information and tour nurseries and local citrus production. The event is not …
The Florida Citrus Commission (FCC) on June 30 unanimously approved a $22.903 million 2025–26 preliminary operating budget for the Florida Department of Citrus (FDOC). That’s a $1.4 million increase over the previous fiscal year’s budget. The increase from the prior year is a result of $1.1 million due to projects funded by additional state general revenue appropriations and a $356,000 …
During the recent Florida Citrus Industry Annual Conference, Kirsten Pelz-Stelinski, director of the University of Florida Institute of Food and Agricultural Sciences Mid-Florida Research and Education Center, presented evaluations of trunk-injected antimicrobials for HLB management. She said the purpose of these antimicrobial treatments is a short-term or stop-gap approach to keep the current inventory of Florida citrus trees in the …
The Florida Agricultural Hall of Fame is accepting nominations for new inductees through 5:00 p.m., Aug. 1. The Hall of Fame honors men and women who have made lasting contributions to the state and to mentoring of youth, who represent the future of agriculture. The Hall of Fame has honored 173 inductees since 1980. These individuals’ contributions to agriculture have …
