Not all citrus disease concerns center around huanglongbing (HLB). While HLB disease garners much of the headlines because of its devastation to Florida’s citrus crop, growers in the cold-hardy citrus region should be mindful of other diseases that can devastate a crop if left untreated. Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist, highlighted some of …
Immediate Response Required When Managing HLB
The first chore for growers in the cold-hardy citrus region when managing citrus greening is scouting for the disease and its vector, the Asian citrus psyllid. The next step is prompt removal of any trees infected with the disease, says Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist. “At this point, we think greening is still …
Marketing Plan Essential for Growers
Crop production is only half the battle for citrus growers in the cold-hardy citrus region of North Florida, South Georgia and South Alabama. The other half is knowing where that crop is headed once it is harvested. Bill Barber, Ag Services LLC and Certified Crop Adviser, stressed to growers during a recent citrus meeting that they should have a marketing …
HLB at Center of Florida Citrus Breeding Efforts
Peter Chaires, New Varieties Development and Management Corp. executive director, spoke about citrus breeding at the Cold Hardy Citrus Workshop on Sept. 24 at the University of Florida Institute of Food and Agricultural Sciences Extension office in Perry. Chaires said HLB tolerance “is an essential element of everything that’s being done in the breeding program with a stronger emphasis than …
Protect Against Potential Fungus Post-Hurricane
Citrus growers impacted by Hurricane Helene now must decide the best management strategy to protect trees from potential disease issues prior to harvest. Kim Jones, a citrus grower and packer with operations in Monticello, Florida, and Tifton, Georgia, weighed in on what to consider to protect trees. “Fungus is the biggest risk at this point,” said Jones. “The sunshine is …
Citrus & Specialty Crop Expo: Agriculture Matters
More than 350,000 acres of citrus and specialty crops were represented at this year’s Citrus & Specialty Crop Expo in Tampa, Florida, on Aug. 21–22. These acres represented growers from central and southern Florida, as well as producers from the cold-hardy citrus region of North Florida, South Georgia and South Alabama. More than 150 exhibitors and sponsors covered the trade …
Impact of Hurricane Debby on North Florida Citrus
High wind speeds were prevalent when Hurricane Debby passed through the North Florida region last week. Perry, Florida, received the brunt of those winds. According to Lisa Strange, University of Florida Institute of Food and Agricultural Sciences Extension agent in Taylor County, wind speeds were recorded at 80 miles per hour. It led to some citrus trees toppling over. Others …
Site Selection Key When Planting Citrus
Before growers in the cold-hardy citrus region plant their first trees, they need to ensure the planting site is viable for production. Muhammad Shahid, assistant professor of horticulture at the University of Florida Institute of Food and Agricultural Sciences, talked about the importance of site selection at the recent Citrus Health Forum held in Quincy, Florida. “You have to think …
Freeze Does Not Have the Same Effect on All Pests
The Christmas freeze event in 2022 affected some insect pests in the cold-hardy citrus region more so than others, according to Xavier Martini. The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) assistant professor spoke about his findings during the recent Citrus Health Forum held at the North Florida Research and Education Center (NFREC) in Quincy. Martini addressed …
Discovery Speeds Push for HLB-Tolerant Citrus
It’s one thing for a hybrid citrus tree to tolerate HLB, but quite another thing for it to produce orange-like fruit that makes delicious orange juice (OJ). That holy grail of traits could be nearer, thanks to a team of U.S. Department of Agriculture Agricultural Research Service (USDA-ARS) and University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) scientists. …
HLB Management Different for North Florida Citrus
Living with huanglongbing (HLB) disease (citrus greening) is a much different process for citrus growers than protecting their crop from it. Growers in the cold-hardy citrus region are currently trying to keep the devastating disease out of their area. Industry experts like Michael Rogers, University of Florida Institute of Food and Agricultural Sciences Citrus Research and Education Center director, are …
Georgia Growers to Vote on Marketing Order to Fund Research
Georgia’s citrus industry started with the help of University of Georgia (UGA) Extension. Research assistance from UGA could help the industry flourish. Georgia citrus growers will have an opportunity to vote on a marketing order that will help fund potential research, explains Ken Corbett, chairman of the Georgia Agricultural Commodity Commission for Citrus Fruits and a producer at Corbett Brothers …
TEMP Act Aims to Provide Freeze Insurance for Growers
A U.S. senator and Congress members from Florida have introduced legislation to direct the Risk Management Agency to research and develop a crop insurance policy to cover losses caused by cold exposure and freezes. Sen. Marco Rubio introduced the Temperature Endorsement for Multi-Peril Policies (TEMP Act). Representatives Scott Franklin, Darren Soto, Cory Mills and Greg Steube introduced companion legislation in …
Rootstocks Influence Cold-Hardiness of Georgia Tangos
Since the Christmas freeze of 2022, University of Georgia Lowndes County Extension Coordinator Jake Price has been conducting cold-hardiness ratings to see how Georgia citrus varieties were influenced by their rootstocks. He focused on Tango performance in a recent report and declared US-1516 “the clear winner” in providing cold-hardiness. Since January of 2023, Price has conducted ratings on how much …
Cold Protection Resources for Citrus Growers
Citrus growers in Florida’s Panhandle will have a greatly reduced citrus harvest this year because of a hard freeze in December 2022, the University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) reported. To help growers reduce damage in future freezes, UF/IFAS has tools that aid with citrus cold protection. Water is the most common form of cold protection …
Sugar Belle Is Cold Hardiest Among Non-Satsumas
A survey by 15 Extension agents showed Sugar Belle mandarin to be the most cold-hardy non-satsuma citrus variety following a major freeze in Georgia in December 2022. Sugar Belle was followed in order of cold hardiness by Tango, navel oranges, Kishu and grapefruit. Shiranui was the least cold hardy non-satsuma variety. University of Georgia Extension agent Jake Price reported the …
UGA Citrus Research Benefits From Freeze
Research in South Georgia cold-hardy citrus requires freezing temperatures for studies to be effective. When temperatures dropped below freezing for multiple days around Christmas last year, it allowed Jake Price, University of Georgia (UGA) Lowndes County Extension coordinator, to conduct extensive research into various citrus varieties and rootstocks. He discussed his research during a citrus meeting in early August. “We’ve …
Early Reports: Citrus Fared Well in Idalia
The cold-hardy citrus region endured another test of Mother Nature on Wednesday with Hurricane Idalia moving through the Southeast. One industry expert is optimistic that the area’s trees survived this latest challenge. “I am happy to report that citrus in Georgia appears to have fared very well,” said grower Lindy Savelle, president of the Georgia Citrus Association and member of the …
Changing Weather Patterns for Georgia Groves
Pam Knox told Georgia growers at an August citrus meeting that their groves experience warmer temperatures on average than they would have six decades ago. “Since about 1960, annual temperature (in Georgia) has risen about 2.5 degrees Fahrenheit,” she said. Knox is the University of Georgia (UGA) Weather Network director and agricultural climatologist. According to Knox, the growing season increases …
Update on Citrus Greening in Georgia Groves
Citrus greening disease is no longer just a problem in residential trees in Georgia. For the first time last year, citrus greening, also known as huanglongbing or HLB, was observed in commercial plantings in Pierce, Wayne and Grady counties, says Jonathan Oliver, University of Georgia (UGA) assistant professor and small fruits pathologist. Oliver discussed the disease during a citrus meeting …