Federal agriculture officials on Nov. 25 announced the expansions of the areas quarantined for sweet orange scab (SOS) and huanglongbing (HLB) diseases in California. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) in cooperation with the California Department of Food and Agriculture (CDFA) enacted the expansions. SOS The SOS quarantined area has been expanded by 5 …
USDA Amends Brix Standards to Align With FDA
The U.S. Department of Agriculture Agricultural Marketing Service (USDA AMS) is amending the U.S. Standards for grades of orange juice (OJ) by changing the limits for Grade B Brix allowances in pasteurized OJ (POJ). The change will align with the Food and Drug Administration’s (FDA) Standard of Identity (SOI) for POJ. The Brix allowances under the U.S. OJ standards are …
Record Brazilian Sprouting Increases HLB Risk
The first half of November saw the most sprouting ever observed in Brazilian citrus by the Psyllid Alert, reaching 37.4%. This scenario raises an alarm for citrus growers, since the increase in sprouting is directly linked to the growth of the psyllid population, the insect vector of huanglongbing (HLB) disease. HLB is also known as citrus greening. According to the …
HLB and Medfly Quarantines Expanded
California’s huanglongbing (HLB, also known as citrus greening) quarantine and its Santa Clara Mediterranean fruit fly (Medfly) quarantine were recently expanded. The U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) in cooperation with the California Department of Food and Agriculture (CDFA) expanded the quarantines. HLB The HLB-quarantined area in Riverside County was expanded by 3 square miles. …
Florida Farm Bureau Supports Amending OJ Standard
Florida Farm Bureau has submitted comments supporting the Food and Drug Administration’s (FDA) proposal to amend the standard of identity (SOI) for pasteurized orange juice (POJ) by lowering the minimum soluble solids content from 10.5° to 10° Brix. The FDA proposed an amendment earlier this year in response to a 2021 Florida citrus industry petition. Following are some comments from …
Irrigation and Nutrient Management for Improved Tree Productivity
By Davie Kadyampakeni, Alisheikh Atta, Jonas Pereira de Souza Junior, Christopher Vincent and Tripti Vashisth Typically, citrus water requirements are low in the winter and spring due to cooler temperatures but peak in summer and early fall due to rising temperatures. Thus, improved irrigation management is critical in these times of the year for improved production. Because most citrus trees …
Millennium Block Field Day Set for Nov. 6
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Indian River Research and Education Center (IRREC) will host its annual Millennium Block Field Day Nov. 6 from 9 a.m. to noon. The field day will showcase the center’s emphasis on research to find a solution to citrus greening disease. The IRREC is located at 2199 South Rock Road …
Keeping the Momentum Going
Florida Citrus Commission (FCC) Chairman Steve Johnson recently cited ways the Florida Department of Citrus (FDOC) has been helping keep momentum going for Florida citrus. During the Sept. 23–26 International Citrus and Beverage Conference, Marisa Zansler (FDOC director of economic and market research) gave a citrus outlook and marketing update to key stakeholders in the beverage market. The overarching message …
Lennon Grove Service Awarded for Sustainable Farming
The Florida Farm Bureau Federation presented Lennon Grove Service, Inc. with a This Farm CARES award on Oct. 6 at the Orange County Farm Bureau annual meeting. The grove was recognized for sustainable farming practices. The award is given to farmers and ranchers enrolled in best management practices. Established in 2000, Lennon Grove Service focuses on citrus production as well as …
California HLB Quarantine Area Expanded
Federal and state officials recently expanded the area quarantined for citrus greening disease, also known as huanglongbing or HLB, in California. They expanded the quarantined area in the San Clemente area of Orange and San Diego counties by 81 square miles. The action was taken by the U.S. Department of Agriculture Animal and Plant Health Inspection Service (APHIS) in cooperation …
Brazilian Orange Forecast Revised
On Sept. 10, Brazil reduced the 2025–26 orange forecast for the São Paulo and Triângulo/Southwest Minas Gerais Citrus Belt by 2.5% from the season’s initial forecast, to 306.74 million boxes. This was the first revised forecast issued by Fundecitrus since May. The reduction was mainly due to the increased projected fruit drop rate, which was a result of the increased …
Save the Orange Initiative Aims to Address HLB
Invaio Sciences, The Coca-Cola Company, MIT (Massachusetts Institute of Technology) Solve and Fundecitrus are participating in the Save the Orange initiative. The collaborative effort aims to address citrus greening disease, also known as huanglongbing (HLB). “We bring to the Save the Orange initiative a powerful suite of innovations, including our commercially available Trecise technology,” Invaio stated. According to Invaio, Trecise is …
Florida Residents Educated About HLB
Residential trees — where citrus greening disease (also known as huanglongbing or HLB) was first detected in the Florida — can serve as reservoirs for disease-spreading Asian citrus psyllids (ACP) if the pests are not properly managed. Recognizing that disease prevention is a coordinated effort, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) is teaching Florida residents …
FDOC Addresses Misconceptions About OJ Brix Proposal
The Florida Department of Citrus (FDOC) addressed what it called misconceptions surrounding the recent Food and Drug Administration (FDA) proposal to decrease the required sugar levels in pasteurized orange juice (OJ). Excerpts from an FDOC statement follow: The Florida citrus industry … (has) advocated for this modification for years to more accurately reflect the natural changes in Florida’s citrus crop. …
Snail Update: Impacts and Abamectin
Snail impacts on Southeast citrus production can be devastating. A big part of the problem is not the damage to citrus trees but the harm the pest inflicts on irrigation systems. Lauren Diepenbrock, University of Florida Institute of Food and Agricultural Sciences associate professor and entomologist, conveyed this message to cold-hardy producers during the Citrus Grower’s Summer Update meeting on …
Highlights From California Ag’s Trip to Brazil
A recent Citrus Industry article reported on Brazil’s Fundecitrus hosting a delegation of agriculture leaders from California. The California Department of Food and Agriculture (CDFA) also reported on the trip, which included other venues in addition to Fundecitrus. Highlights from the CDFA report follow. During the trip to Brazil, the California delegation visited farms, packinghouses, research facilities and business incubators …
New Tool to Improve Crop Breeding
A new tool has allowed researchers probe the metabolic processes occurring within the leaves, stems and roots of clementine citrus trees. The goal is to improve the yields, flavor and nutritional value of citrus and non-citrus crops. To build the tool, the team — led by the University of California San Diego (UC San Diego) researchers — focused on the …
CRDF Funding Focuses: ACPs and Trees of the Future
The Citrus Research and Development Foundation (CRDF) met for its July board of directors meeting to discuss a number of research topics. According to CRDF Chief Operating Officer Rick Dantzler, Asian citrus psyllids (ACPs) were on the agenda. “The CRDF board approved funding of a proposal from Lukasz Stelinski, an entomologist and professor with the University of Florida Institute of …
Potent Compound for Psyllid Control
A recent article by the São Paulo Research Foundation explains how a potent compound might aid in controlling the Asian citrus psyllid, the vector of citrus greening disease. In São Paulo, greening is managed in part by controlling the psyllid. In an attempt to manipulate psyllid behavior, a team of scientists discovered α-copaene, a molecule present in large quantities in …
One Big Beautiful Bill a Win for Florida Farmers
President Trump on July 4 signed into law One Big Beautiful Bill, a budget and tax package with major implications for agriculture. For Florida farmers, ranchers and rural communities, the bill delivers meaningful wins across the board, Florida Farm Bureau stated. The wins include long-term funding for the Farm Bill, pro-growth tax relief and reforms to federal nutrition programs that …





























