By Brenda Eubanks Burnette The youngest child of John Wesley Commander Jr., Charles Clements Commander was born on Jan. 23, 1886, in Dawson, Georgia. At the age of 13, he began working as a water boy and a hand in a sawmill until the family relocated to the city of Terra Ceia in Manatee County, Florida, in 1903. Commander became …
Keeping Soil pH at the Optimal Level
By Brandon White This time of year is the end of the peak nutrient demand for citrus trees. Regardless of the types of fertilizer or inputs applied in the groves, trees have been taking up nutrients while growing in full tilt during the spring season. One of the greatest factors determining how well trees take up nutrients is soil pH. …
Protecting Citrus During Prolonged Dry Periods
Hot and dry conditions are being seen in citrus groves across the Southeast. Growers are reminded to keep their trees — young and old — supplied with an ample amount of water. Citrus grower Kim Jones, who owns a citrus packing facility in Monticello, Florida, and is part-owner of a similar facility in Tifton, Georgia, discusses the importance of keeping …
Grower Gives Update on Work With Cover Crops
Florida citrus grower Ed James shared his successful experience with cover crops during a recent event he hosted at his Howey-in-the-Hills grove. The event, sponsored by Sand to Soil Services, included talks from industry experts on soil health and plant nutrition. James said his production went to “zero” before he planted cover crops about 12 years ago. Production “gradually came …
Citrus Nutrient Deficiencies? There’s an App for That
While sending citrus tissue samples to the lab for analysis remains important, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) has developed a smartphone application (app) that can supplement lab analysis to identify leaf symptoms of key nutrient deficiencies and certain pests and diseases. Arnold Schumann, a professor of soil and water science with UF/IFAS, demonstrated how …
Diagnosing Herbicide Phytotoxicity in Citrus
By Ramdas Kanissery, Nimal Timilsina and Ruby Tiwari Chemical weed control is an essential component of the toolbox to keep weeds in check in citrus groves. Citrus growers primarily rely on herbicide to manage weeds due to their efficacy and cost-effectiveness. Despite their benefits, herbicides may have a wide range of unintended effects on citrus. For instance, an herbicide-related injury …
Rotate Psyllid Products, Fundecitrus Urges
Brazil’s Fundecitrus has launched the Insecticide Rotation Guide for Psyllid Control. Its aim is to help producers control the insect vector of citrus greening, highlighting the importance of proper rotation of products to avoid the selection of resistant psyllids. The resistance of insects and mites to pesticides can compromise the effectiveness of products and, consequently, the control of the pest …
Alico Has Lower Production but Higher Prices
Alico Inc. reported it had reduced orange production and lower pound solids per box during the six months that ended March 31. However, the company received higher prices per pound solids. For the period, Alico Citrus harvested approximately 4.1 million boxes of fruit, a decrease of 10.3% from the same period of the prior fiscal year. The decrease is principally related to fewer pieces …
Recognizing Innovators in Food Security
UPL, a global agricultural solutions company, recently announced the Allies for Agriculture initiative. The program was created to recognize those who are advancing and transforming agriculture to ensure food security. Nominations are being accepted here, and winners will be announced on a bimonthly basis beginning in July 2022. In addition to recognizing the contributions that each winner has made, UPL …
Pests, Pathogens and IPCs
By Lauren Diepenbrock, Megan Dewdney, Fernando Alferez, Jawwad Qureshi and Ozgur Batuman Individual protective covers (IPCs) are becoming commonplace in citrus production to support the development of young trees after planting. IPCs are made of fine mesh and are intended to keep Asian citrus psyllids (ACP) off young plants. Because ACP can transmit the pathogen that causes citrus greening/huanglongbing, preventing …
Strong Season for Citrus Grower
“The local market has improved since last season,” says citrus grower Chip Henry. “I’ve gained customers, and existing ones are buying more. When people know the fruit is being harvested, they seek out that local supply and want to support their local farmers.” Henry grows 12 acres of organic Valencias at McGuire Groves in Apopka, Florida, and sells his fruit …
CUPS Grower: ‘It Is a Calculated Risk’
Although it was National OJ Day, the Southwest Florida Small Farmers Network held its spring meeting May 4 at a Polk County facility growing citrus for the fresh market. The Story Companies and Dundee Citrus Growers Association (CGA) conducted a tour of Story’s 11-acre citrus under protective screen (CUPS) pod. The Story pod is one of numerous such pods at …
Australia Aims to Expand Citrus Exports to India
Citrus Australia will use a $485,711 grant from the federal government to increase citrus export opportunities to India for Australian growers, through targeted development of the Indian market. The Australian citrus industry currently exports up to $540 million worth of citrus around the world. India and the subcontinent have been recognized as potential growth markets. India has a population of …
An Alternative Approach to Citrus Greening
“Life as a citrus grower is a perilous journey,” says Chip Henry. Among the toughest perils the third-generation Florida grower has endured are the freezes of the 1980s, the threat of losing his land to highway construction, and the scourge of citrus greening. Henry’s story begins with the founding of O.E. McGuire Groves in Apopka by his maternal grandparents in …
Speeding the Search for an HLB Solution
By J. Scott Angle, jangle@ufl.edu, @IFAS_VP My hope is that your new citrus breeding team scientist will be a new Bill Castle on warp speed for an HLB solution. That is, John Chater will accelerate the search for citrus varieties that hold up against HLB. He’s got tens of thousands of places to search. Fred Gmitter and Jude Grosser have …
Grower and Researcher CUPS Collaboration
The spread of HLB in Florida citrus groves has forced growers and researchers to try all sorts of practices to fight off the disease’s devastating effects. One of the most successful methods has been planting citrus under protective screen (CUPS). The screen excludes the Asian citrus psyllid (ACP) and keeps HLB out of plantings. CUPS also is a great example …
FarmSense Pest-Monitoring System Awarded
FarmSense, Inc. was recently selected as one of two winners of the inaugural Riverside Angel Summit, a partnership between University of California, Riverside (UCR), the City of Riverside and community members. The Riverside Angel Summit is a program created to foster a thriving angel investment culture in the Riverside region by connecting investors to high-quality, vetted local entrepreneurs. FarmSense emerged …
Don’t Forget Citrus Black Spot in Florida
While HLB tops the agenda, Megan Dewdney, an associate professor of plant pathology and an Extension specialist with the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS), reminded growers that citrus black spot (CBS) remains a concern. This was the topic of a presentation she made during the Florida Citrus Growers’ Institute held in Avon Park in April. …
HLB Research Priorities
Michael Rogers, director of the University of Florida of Institute of Food and Agricultural Sciences (UF/IFAS) Citrus Research and Education Center in Lake Alfred, discussed the recent Florida Citrus Growers’ Institute in the April All In For Citrus podcast. The event drew a good crowd of growers who came to learn about the latest research aimed at HLB. Rogers made …
How Weather Affects Pesticide Applications
By Matt Smith 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. Weather affects what pests you might be spraying for and the worker doing the spraying. There are environmental safety risks …