Fresh citrus shipments from Florida so far in the 2017–18 citrus season have fallen 37 percent below the previous season, reports Citrus Administrative Committee (CAC) Manager Duke Chadwell. “And that percentage has held true from the beginning of the season up until now,” he says. “However, I do anticipate as we move forward that that percentage is going to grow. …
Florida Citrus Crop Forecast: Oranges Down; Grapefruit Holds Steady
As of Dec. 12, the 2017-2018 Florida all-orange forecast released by the U.S. Department of Agriculture is 46 million boxes. This figure is down 8 percent from the November forecast. If realized, this forecast will be 33 percent less than last season’s production and the least since the 1944-1945 season of 42.2 million boxes. The forecast consists of 19 million …
UF Study: Screen Houses May Help Prevent Grapefruit Greening
By: Brad Buck, 352-294-3303, bradbuck@ufl.edu GAINESVILLE, Fla. — Grapefruit grows better under screen houses than in unprotected groves because the indoor facilities keep out the insect that causes citrus greening, new University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) research shows. Protecting citrus from greening is essential, UF/IFAS researchers say. The disease, first detected in Florida in 2004, …
More Fruit, Better Tree Health in Highlands County
Echoing comments from growers in some citrus-growing regions in southern Florida, Highlands County citrus Extension agent Laurie Hurner says Highlands County appears to have more fruit and better tree health this year. “It’s interesting. You drive up and down Highway 27, and there is a lot more fruit out there, I think,” says Hurner, who is also the Highlands County …
HLB Affects Grapefruit Sales
By Jaci Schreckengost For grapefruit growers, huanglongbing (HLB) has been a huge issue, leading to many fears in the industry, including the fear of a shortage. Rob Atchley, general manager of citrus groves for Duda Farm Fresh Foods, says HLB makes crops vulnerable to new stresses the trees have not previously encountered. He says these stresses can turn into fruit …
In-Field Fruit Fogging for Psyllid Control
The California Citrus Research Board (CRB) hosted live Asian citrus psyllid (ACP) fogging demonstrations in April. The purpose was to show the viability of controlling the spread of ACP by fogging shipments of citrus on the truck, as close to the harvested field as possible. Spencer Walse, CRB research scientist specializing in chemical applications in agriculture, carried out the demonstrations. He is based at …
Orange Forecast Drops for Florida and California
The citrus crop forecast, delivered by Mark Hudson of the U.S. Department of Agriculture’s (USDA) National Agricultural Statistics Service in Washington, D.C., showed a 4 percent drop in Florida oranges and a 2 percent drop in California oranges. In total, the U.S. all-orange forecast for the 2016-2017 season dropped 3 percent from last month and is down 13 percent from …
Grower: Small Fruit Size, PFD Are Issues
Grower and harvester Charles Wilson of Lake Placid was among those sharing information at a citrus grower forum in Sebring on November 10. “There seems to be a pretty good fruit set blossom unaffected by PFD (postbloom fruit drop),” Wilson says. “But the fruit size is extremely small … and that’s going to definitely affect our yield.” “I see PFD …
Slow Start for Fresh Florida Grapefruit Season
Fresh Florida grapefruit shipments continue to decline in concert with the downturn in production resulting from HLB and other problems. On October 26, the Florida Department of Citrus projected fresh Florida grapefruit shipments will be about 4.13 million boxes this season. Three seasons ago, in 2013-14, fresh Florida grapefruit shipments totaled 6.1 million boxes and have dropped in each season …
Growing Citrus Hydroponically
The benefits and challenges of growing citrus hydroponically are addressed by University of Florida researcher Arnold Schumann in this interview with Southeast AgNet’s Tacy Callies. Benefits include high, early fruit production. Nutrition is one of the challenges. Download Audio Sponsored ContentTake Advantage of Rising Temperatures to Treat for Fire AntsJune 8, 2026Make a Plan to Eradicate Fire Ants This YearMay …
Plant Growth Regulators in California Citrus
University of California Riverside Extension subtropical horticulturist Mary Lu Arpaia recently discussed the uses of the plant growth regulators 2,4-D, NAA and ethylene in California citrus. Her June 9 presentation was part of the Citrus Research Board Webinar Series. 2,4-D One use of 2,4-D in California is to increase fruit size of navel oranges, grapefruit, mandarins and mandarin hybrids. For …
Gibberellic Acid Has Multiple Uses in California Citrus
There are numerous preharvest and postharvest uses of gibberellic acid (GA) in California citrus, a University of California Riverside Extension subtropical horticulturist reported during a June 9 webinar. Mary Lu Arpaia’s GA discussion was a major portion of her broader topic of plant growth regulators in California citrus. Her presentation was part of the Citrus Research Board Webinar Series. WHAT …
Forecast for 2026–27 Global Orange Juice Supply
Rabobank recently forecast a challenging 2026–27 harvest year for the global orange juice (OJ) industry. It reported that while global supply is forecast to contract, the ongoing decline in OJ demand is likely to continue. As a result, global frozen concentrated orange juice (FCOJ) prices are expected to struggle to recover sustainably. This article, focusing on OJ supply, consists of …
Plant Defense Inducers Could Help Reduce Copper Use for Canker Control
By Lauren Fessler Mathews, Ana Redondo and Ozgur Batuman Citrus canker continues to impact Florida citrus, increasing premature fruit drop and decreasing yield and fruit quality. While copper sprays have long been relied upon to control this disease, concerns about environmental impact and possible resistance development have led to efforts to find sustainable alternatives. Previous studies have shown that plant …
Brazil’s 2026–27 Orange Forecast Issued
Brazil’s Fundecitrus on May 8 forecast 2026–27 orange crop production for the Citrus Belt of São Paulo and the Triângulo/Southwest Minas Gerais region at 255.2 million 40.8-kilogram boxes. That’s a 12.9% reduction from the previous crop of 292.94 million boxes and a 14.7% decline relative to the average of the last decade. REASONS FOR LESS ORANGES The projection for lower …
Florida Drought Triggers Emergency Loan Availability
April and May are typically the driest months in Florida. But South Florida crop consultant Gene McAvoy said conditions are dire even for this time of the year. “We haven’t had a drought like this in 20 years, at least,” McAvoy said. “We didn’t have much of a rainy season. It’s really impacting citrus. You do irrigate trees, but you’re …
UF-1424 Mandarin Continues to Show Promise
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) recently provided additional information about the UF-1424 mandarin variety previously known as Greenie. “UF Citrus Selection 1424: A Promising Early-Season Mandarin for Cold-Hardy Regions,” an article by Alaiha Asif, Muhammad Shahid, John Chater and Fred Gmitter, appeared in the April Cold Hardy Citrus Connection. FRESH MARKET SUITABILITY UF-1424 is …
California Citrus Greening Quarantine Expanded
The U.S. Department of Agriculture (USDA) Animal and Plant Health Inspection Service (APHIS) in cooperation with the California Department of Food and Agriculture (CDFA) have expanded the area quarantined for citrus greening in California. APHIS established a new quarantined area in the Ramona area of San Diego County of 93 square miles. The agency also expanded the quarantined area in …
Final Brazil Orange Forecast for 2025–26
Fundecitrus on April 10 reported the final forecast for the 2025–26 orange crop for Brazil’s São Paulo and West-Southwest Minas Gerais Citrus Belt. The forecast is for 292.94 million 90-pound boxes. Of the total, about 25.69 million boxes were produced in the Triângulo Mineiro region. Production this season was 26.9% higher than the previous crop, which reached 230.87 million boxes. …
Postfreeze Effects on Georgia Citrus
University of Georgia (UGA) Assistant Professor and Citrus Extension Specialist Mary Sutton reported on the impact of this winter’s freeze on fruit quality and trees in Georgia: FRUIT QUALITY A Tango trial was harvested at the end of January as a winter storm was hitting. A subsample was taken prior to that on Jan. 15 and sampled again after the …




























