Components of a Healthy Citrus Soil

Tacy CalliesSoil Improvement

By Sarah Strauss and Ute Albrecht There is increasing discussion and interest in soil health from both growers and researchers. Soil health is generally synonymous with soil quality. It can impact not just sustainability, but also improve water-holding capacity, nutrient availability, yield and overall grove productivity. In citrus, soil health is particularly important because of the reduction of root mass …

A Day in the Life of a UF/IFAS Extension Agent: Juanita Popenoe

Daniel CooperCitrus, Industry News Release, Research

When growers in Central Florida need help with an alternative crop to citrus, they turn to Juanita Popenoe. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) Extension agent spends her days helping farmers who are looking for options to diversify their groves impacted by citrus greening disease. “Since citrus greening has hit the industry so hard, citrus …

long-horned beetle

New UF/IFAS Entomologist: From a Kid’s ‘Lab’ to Helping Citrus Growers

Daniel CooperCitrus Greening, HLB Management, Industry News Release, Psyllids, Research

As a girl in her garage in Palm Bay, Florida, Lauren Diepenbrock, already a budding scientist, peered through the lens of her microscope and marveled at the magnification. “As a kid, I played in the woods and brought back all sorts of ‘finds,’ including a snake skeleton, none of which my mom allowed in the house,” said Diepenbrock, an assistant …

grapefruit

Citrus Imports Playing Bigger Role in Florida

Daniel CooperCitrus, Industry News Release

Oranges imported to Florida — primarily from Brazil and Mexico — are projected to surpass what is grown in the hurricane-damaged Sunshine State this season. The Florida Citrus Commission on Wednesday approved an adjusted $17.8 million budget that takes into account an increase in imports that will help cover crops lost in September to Hurricane Irma. “With Hurricane Irma’s impact …

Impact of the Water Bill on BMP Implementation     

Kelsey FryIrrigation, Water

By Kelly Morgan Nitrogen and phosphorus are essential nutrients for plants and animals and are the limiting nutrients in aquatic environments. The correct balance of both nutrients is necessary for a healthy ecosystem; however, excessive nitrogen and/or phosphorus can cause significant water-quality problems. Typically, nitrogen is the limiting nutrient in spring and surface water systems. Therefore, even modest increases in …

Florida Citrus Forecast Holds Steady

Tacy CalliesCrop Forecast

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, …

citrus acreage

Report Citrus Acreage to USDA

Daniel CooperAcreage, Georgia

The executive director of the Georgia Citrus Association recently reminded fellow growers of the importance of reporting their citrus acreage to the U.S. Department of Agriculture (USDA) Farm Service Agency (FSA). “Accurate acreage reporting is more than a box to check. It’s a powerful tool that directly impacts our ability to receive support, shape policy and respond to challenges,” Lindy …

resistance

Mechanism of Resistance to HLB Identified

Daniel CooperHLB Management, International, Research

A research team led by Jian Ye from the Institute of Microbiology of the Chinese Academy of Sciences has identified the first mechanism of citrus resistance to HLB. Results of the study were published in Science. Utilizing artificial intelligence (AI), the team has also developed antimicrobial peptides that offer a promising therapeutic approach to combat the disease. This discovery addresses …

Malcolm Manners

Florida Southern College’s Malcolm Manners to Retire

Daniel CooperEducation

Malcolm Manners, Florida Southern College (FSC) professor of citrus science and coordinator of the citrus and horticultural science program, will soon retire after 44 years at the college. Manners’ fascination with plants and horticulture started at a young age. “My parents were always gardeners, and I’ve had an interest in plants my whole life,” he said. After earning a bachelor’s degree …

cold tolerance

Gene Plays Role in Boosting Citrus Cold Tolerance

Daniel CooperCold Hardy, Research

A pioneering study has uncovered the role of a key gene, PtrPAT1, in boosting cold tolerance in citrus plants by regulating the accumulation of glycine betaine (GB). This breakthrough deepens understanding of how plants cope with cold stress and opens the door to developing cold-resistant citrus varieties. Citrus plants, traditionally cultivated in tropical and subtropical climates, are highly vulnerable to …

forecast

Citrus Crop Forecast Shows Changes in All States

Daniel CooperCrop Forecast

The April 10 citrus crop forecast from the U.S. Department of Agriculture National Agricultural Statistics Service (USDA/NASS) showed increases for most citrus-producing states. FLORIDA In Florida, grapefruit and tangerine/mandarin crops climbed 8% and 14%, respectively. The Florida grapefruit crop increased by 100,000 boxes, to 1.3 million boxes. The tangerine/mandarin crop rose by 50,000 boxes, to 400,000 boxes. Florida’s orange crop …

Chilli thrips

Chilli Thrips Management in Florida

Daniel CooperPests

By Maegan Beatty Last month, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) hosted a citrus insect workshop that covered almost 10 different pests that pose a threat for Florida citrus. Lance Osborne, professor and researcher at the Mid-Florida Research and Education Center, presented research on chilli thrips. Chilli thrips (Scirtothrips dorsalis) can live in over 150 …

temperature inversion

Temperature Inversion: Not a Friend of Pesticide Applicators

Daniel CooperCEU, Pesticides

By Wael Elwakil Editor’s note: This article grants one continuing education unit (CEU) in the Core category toward the renewal of a Florida Department of Agriculture and Consumer Services restricted-use pesticide license when the accompanying test is submitted and approved. Temperature inversion is a weather phenomenon that alters the natural air movement in the lower layer of the atmosphere (troposphere). …

PIECES OF THE PAST: Remembering the Florida Orange Festival

Daniel CooperPieces of the Past

By Brenda Eubanks Burnette In 1924, a group of citrus growers in Winter Haven decided to showcase Florida’s burgeoning citrus industry with a celebration they originally called the Winter Haven Orange Festival. The event included business booths, beautiful displays of citrus fruit and a search for a young woman to represent the industry during the three-day festival. The festival was …

labor

Farm Labor Addressed at Florida Citrus Show

Daniel CooperCitrus, Events, FCS24, Florida Citrus Show, Labor

Labor is a perennial issue specialty crop growers must continue to deal with. Many growers in the Southeast have turned to the H-2A temporary agricultural visa program to source labor that is required on their farms. While the program has its challenges, it has become vital in securing production and harvest of specialty crops. Jamie Fussell, director of labor relations …

Farm Bill

New Legislation Extends Farm Bill and Provides Aid

Daniel CooperLegislative

In one of the last acts of the 118th Congress, lawmakers passed a continuing resolution (CR) to fund the U.S. government that includes a one-year extension of the 2018 farm bill, aid for those impacted by natural disasters and economic assistance for farmers. The CR (American Relief Act, 2025) passed the U.S. House Dec. 20 in a 366-34-1 vote. The Senate …

requirements

Requirements Eased for Hurricane Aid

Daniel Cooperfinancial, hurricane

The U.S. Department of Agriculture (USDA) is taking steps to streamline and provide flexibilities for environmental compliance requirements for 2024 hurricanes Debby, Helene and Milton. It is allowing its Farm Service Agency (FSA) to expedite approval of payments and practice implementation for Emergency Conservation Program (ECP), Emergency Forest Restoration Program (EFRP) and Tree Assistance Program (TAP) applicants impacted by the …

assistance

Financial Assistance for Specialty Crop Growers

Daniel Cooperfinancial, Marketing

Producers may sign up for the U.S. Department of Agriculture’s $2 billion Marketing Assistance for Specialty Crops (MASC) program through Jan. 8, 2025. MASC provides financial assistance to specialty crop producers to help expand domestic markets or develop new markets for their crops.  MASC helps specialty crop producers offset higher marketing costs related to: ELIGIBILITY MASC covers numerous commercially marketed …

alico

Alico on Harvesting, Hurricanes and OTC Treatments

Daniel CooperHarvesting, hurricane

Alico Citrus in Florida harvested 3.1 million boxes of oranges for the fiscal year that ended Sept. 30, an increase of 14.7% from the prior year. That’s slightly higher than the 13.5% increase for the Florida citrus industry as a whole. HARVEST AND PRICES Alico harvested 1.194 million boxes of early- and mid-season oranges for juice in the recent fiscal …

aid

Florida Legislators Seek Hurricane Aid

Daniel CooperFlorida, hurricane

U.S. Sen. Marco Rubio (R-FL) and Florida members of Congress recently urged Secretary of Agriculture Tom Vilsack to ensure Florida farmers get critical aid and policy flexibilities as they recover from Hurricanes Helene and Milton. “These back-to-back major hurricanes have decimated Florida agriculture, our state’s second largest industry,” the Florida legislators’ letter to Vilsack stated. “According to the Florida Department …