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 …
Best Practices for Brown Rot Management
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 …
OTC Impacts on HLB in Trees and Psyllids
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 …
Nominations Needed for Florida Agricultural Hall of Fame
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 …
Netting for Seedless Mandarins in California
Jesse Silva of Kings River Packing recently discussed with AgNet West’s Nick Papagni the increasing use of netting in California citrus orchards. This practice is used for seedless mandarin production in particular. “There’s really been a push for seedless mandarins in the industry,” Silva said. “Over the last 10 years, we’ve all worked diligently to find the very best varieties …
Extremely Low Satsuma Supply Expected This Season
Fruit is scarce this season on satsuma trees in the Southeast. There was an oversupply of satsuma mandarins in the cold-hardy citrus region last season. That will not be the case in 2025. According to Lindy Savelle, executive director of the Georgia Citrus Association and member of the Georgia Citrus Commission, satsuma supply will be extremely low for the upcoming …
Farmworker Rule Enforcement Suspended
The U.S. Department of Labor’s (DOL) Wage and Hour Division recently announced it is suspending enforcement of the 2024 farmworker rule. The rule’s full name is Improving Protections for Workers in Temporary Agricultural Employment in the United States. The 2024 farmworker rule amended several regulatory provisions governing the H-2A temporary agricultural labor certification program under the Immigration and Nationality Act. Among other …
Two Genome-Edited Trees Are Approved
Two non-transgenic genome-edited orange plants — a Hamlin and a Valencia that may resist HLB — have been federally approved and are ready for Florida growers. Nian Wang, University of Florida Institute of Food and Agricultural Sciences eminent scholar endowed chair in biotechnology, reported this news in a June 17 virtual presentation. The plants, which Wang termed “Eds1-edited,” have received …
CRAFT to Put $104.5 Million to Work
The Citrus Research and Field Trial (CRAFT) Foundation recently announced that the Florida Legislature allocated an historic amount of funding to citrus research in the 2025–26 state budget. CRAFT is expected to receive $104.5 million of the allocated funding to continue applied research through large-scale field trials. The CRAFT Foundation is designing new programs with this investment. Information about the upcoming …
Promising HLB Solution Advances
A promising solution to HLB is advancing to Phase 2 field trials following research by a Central State University scientist in Ohio. Anthony Arment, a molecular biologist and professor of biology at Central State University, played a key role in early research and ongoing consultation for the project. Pop Test Oncology LLC, operating as Palisades Therapeutics, recently announced that its …
Take Advantage of Rising Temperatures to Treat for Fire Ants
Fire ants can quickly become a serious problem for landowners, producers, large-scale operations, and more. These aggressive invaders pose risks to livestock, people, equipment, and crops, building underground colonies that can thrive and expand if left unchecked. That’s why incorporating a spring fire ant treatment plan is key to sustaining control. Rising temperatures signal a seasonal shift, and an ideal …
From University Grove to Ice Cream Shop
Walking through rows of citrus groves on a sunny April morning, University of California Riverside (UCR) Dining Services employees picked fruit off trees and loaded it into the bed of a truck. A little more than a month later, fresh ice cream made from that citrus was being served in Scoops Ice Cream Shop at UCR. The citrus came from …
CRAFT Continues to Push New Plantings and HLB Therapies
During the recent Florida Citrus Industry Annual Conference, Steven Hall provided an update on the Citrus Research and Field Trial (CRAFT) programs. Hall is executive director of the CRAFT Foundation. CRAFT programs have been very popular among growers to incentivize new plantings and build knowledge about HLB therapies like trunk injection, the use of individual protective covers, plant growth regulators …
Trends Shaping Australia’s Orange Market
According to a new report from ResearchAndMarkets.com, Australia’s orange market size is projected to grow at a compound annual growth rate of 2.2% between 2025 and 2034. The Australia Orange Market Forecast 2025–2034 report attributes this to the growing number of health-conscious consumers seeking nutrient-rich foods and beverages. The increasing shift toward natural and functional foods has boosted the demand …
Recommendations for Oxytetracycline Injections
Three University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) researchers recently issued the document Suggested Use Pattern of Injectable Antimicrobials for Huanglongbing (HLB) Management. The authors are Ute Albrecht, associate professor of horticulture; Ozgur Batuman, associate professor of plant pathology; and Megan Dewdney, associate professor of plant pathology. The antimicrobials for Florida citrus are ReMedium TI and Rectify; …
Farmers Testify on Aging Ag Workforce
Florida Farmer of the Year Jim Alderman recently testified before the U.S. Senate Special Committee on Aging about the aging agricultural workforce and its impact on food security. “Farming isn’t just about growing crops. It’s about passing down knowledge, discipline and a way of life,” the owner of Alderman Farms in Boynton Beach said. “But that chain of succession is …
Orange Juice Market Share Declines
One hundred percent orange juice (OJ) fell from 67% beverage market share in 2022 to 62% in 2024, a Florida Department of Citrus (FDOC) economist told the Florida Citrus Commission recently. The economist, Director of Economic and Market Research Marisa Zansler, added that orange-flavored drinks gained overall share in volume sold during the same period. The FCC is the FDOC’s …
Oriental Fruit Fly Quarantine Lifted
The Oriental fruit fly quarantine in California’s Orange County has been lifted following the eradication of the invasive pest. The California Department of Food and Agriculture (CDFA), in partnership with the U.S. Department of Agriculture (USDA) and the Orange County agricultural commissioner, announced the action. The Oriental fruit fly is known to infest more than 250 types of fruits and …
Rootstocks for Improved Tolerance to HLB
By Lamiaa Mahmoud and Manjul Dutt Utilizing tolerant rootstocks to combat HLB is a long-term management strategy that can help sustain productivity and enhance tree survival, especially when implemented alongside other HLB management approaches. Australian limes are tolerant to HLB, and their DNA can be incorporated into HLB-susceptible citrus using conventional breeding methods to enhance tolerance to HLB. Over the …
June CSU Hurricane Forecast
Colorado State University (CSU) hurricane researchers on June 11 maintained their April forecast for an above-average 2025 Atlantic hurricane season. CSU’s Tropical Cyclones, Radar, Atmospheric Modeling and Software team cited above-average subtropical eastern Atlantic Ocean and Caribbean Sea surface temperatures as a primary factor for its prediction. While the June forecast has historically exhibited higher levels of accuracy than the …





























