Potassium plays a vital role in plant health, affecting photosynthesis, sugar movement and crop quality. In citrus, sugars such as sucrose, fructose and glucose not only determine taste but also influence market success. While it’s known that potassium boosts sugar levels in fruit, the underlying mechanisms — especially in perennial trees like citrus — are not fully understood. The balance …
Online Information Hub Launched for Disaster Block Grant
Florida Commissioner of Agriculture Wilton Simpson announced the launch of a centralized online information hub for the state’s disaster block grant program for agricultural producers impacted by hurricanes in 2023 and 2024. The new webpage — FDACS.gov/BlockGrant — will serve as the official source for updates, eligibility criteria and application details as they become available. “Florida’s agriculture industry was hit …
Emerging Trends in Nutrient Rate Studies
By Davie Kadyampakeni, Noor Basar, Alisheikh Atta, Muhammad Shahid, Shahid Iqbal and Alan Wright Citrus trees in Florida impacted by HLB have limited nutrient uptake largely due to limited root mass, compromised physiology and extremely sandy soil. The state’s current nutrient management guidelines were developed based on data prior to the spread of HLB, when trees had dense canopies and …
Planting and Terminating Summer Cover Crops
By Sarah Strauss One of the keys to good cover crop germination, and thus the potential benefits to soil health, is timing planting with summer rains. As cover crops are planted to improve soil health and are not harvested for profit, you want them to require as little effort on your part as possible. Relying on rain for irrigation can …
$675.9 Million Disaster Assistance Block Grant for Florida Farmers
U.S. Secretary of Agriculture Brooke Rollins appeared today at Cooperative Producers Inc. in Felda, Florida, to meet with agricultural leaders and growers to announce additional U.S. Department of Agriculture (USDA) assistance to help producers recover from Hurricanes Idalia, Debby, Helene and Milton. Rollins signed a block grant agreement with the Florida Department of Agriculture and Consumer Services (FDACS) to provide …
Biological Control: A Significant Component of Citrus IPM
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 …
Citrus Biotechnology and Sustainability Addressed at Conference
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 …
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 …
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 …
Florida Legislature Invests Record-Breaking $140 Million in Citrus Industry
Matt Joyner, Florida Citrus Mutual executive vice president and chief executive officer, issued the following statement in reaction to the Florida Legislature’s approval of nearly $140 million ($139,673,565) for the citrus industry in the state’s 2025–26 fiscal year budget: “Florida’s citrus growers applaud the Florida Legislature’s record-breaking investment of nearly $140 million to shepherd the state’s iconic citrus industry back to …
Florida Citrus Forecast Holds Steady
The 2024–25 citrus forecast released on May 12 by the U.S. Department of Agriculture shows little change from the April forecast. ORANGESThe Florida all-orange forecast, at 11.63 million boxes, is up less than 1% from last month. If realized, this will be 36% less than last season’s final production. The forecast consists of 4.58 million boxes of non-Valencia oranges (early, …
What the Georgia Citrus Association Learned in California
By Clint Thompson and Nick Papagni The Georgia Citrus Association’s trip to California last week allowed industry leaders to look for opportunities to advance citrus in the cold-hardy region. One of the focuses was learning about the different varieties produced in California that could have a potential future in the Southeast. Lindy Savelle, executive director of the Georgia Citrus Association …
Nitrogen Reduction Needed in Cold-Hardy Citrus Region
Growers in the cold-hardy citrus region are applying too much nitrogen to their groves. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), discovered that unfortunate reality while conducting a research project in North Florida. Most citrus growers were following recommendations in the UF/IFAS Florida Citrus Production Guide, which are mostly …
Growing More Than Grapefruit in CUPS
Growers use the citrus under protective screen (CUPS) production system to protect trees from the Asian citrus psyllid, the insect vector of HLB disease. While grapefruit is most commonly grown in CUPS, statistics support the belief that CUPS can be conducive to other types of citrus. “There’s a need to establish the growing requirements and the needs of other varieties. …