Recent Posts
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After 5 nights between 16 and 22 degrees from Dec. 24-28, everything suffered from cold damage at the Citrus Variety and Rootstock Trials at JL Lomax Elementary School. This freeze event has by far been the biggest challenge that the northern Florida and southern Georgia citrus industry has faced in the last 10 years. I…
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December 24-28 was one of those freeze events that we do not often see in Valdosta. To some extent, every citrus variety has suffered from cold-damage due to this recent 5-night freeze event. The site of our citrus research plots at J.L. Lomax Elementary School in Valdosta reached a low of 16 degrees. I recorded…
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Jake Price, Area Citrus Agent at the University of Georgia recently shared the following information: “The upcoming freeze event will be one of the biggest challenges faced so far by Georgia and North Florida citrus growers. In past years, we have experienced one or two nights of temperatures in the lower 20’s or possibly upper teens…
Posted in: Freeze/Frost Protection -
Citrus canker has been confirmed within a commercial citrus grove in Bulloch County, Georgia – the second county in Georgia where citrus canker has been identified during 2022. This bacterial disease, which is subject to USDA-APHIS quarantine regulations, is widespread within Florida, and has also been found previously in Louisiana (2014), Texas (2016), Alabama (2021), a South…
Posted in: Disease Information -
Now is the best time to conduct tissue analysis of your citrus trees. The UGA lab has grant funds to conduct nutrient analysis surveys from citrus trees in Georgia. This year, to get a higher level of participation, the lab is opening free tissue analysis sampling up to growers throughout Georgia. UGA will cover the…
Posted in: Citrus Production -
On June 14th, 2022, the Georgia Department of Agriculture (GDA) announced that citrus canker has been confirmed within a commercial citrus grove in Decatur County, Georgia. This bacterial disease, which is subject to USDA-APHIS quarantine regulations, is widespread within Florida, and has also been found previously in Louisiana (2014), Texas (2016), Alabama (2021), and in…
Posted in: Disease Information -
Below are results from the harvest of the Owari rootstock trial in the fall of 2021. I added the 2019 & 2020 yields for a comparison. 2021 was the biggest yielding year to date with 20,301 lbs of fruit harvested from 60 trees. Converting our plot size to an acre would have yielded 60,903 lbs…
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Citrus canker (a bacterial disease of citrus) was identified in Alabama in 2021. Now it has been found in a nursery in South Carolina also. Citrus canker is found throughout Florida and in limited areas of Louisiana and Texas. Accordingly, residential and commercial citrus growers in Georgia should be on the lookout for citrus canker,…
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Diaprepes abbreviates (also known as the citrus root weevil or the Apopka weevil) was detected in one trap sample from Chatham County, Georgia during the 2021 APHIS PPQ survey season. While this insect is not assumed to be widespread in Georgia at this time, growers should be aware of this weevil given the recent increase…
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Due to recent personnel changes within the UGA Plant Molecular Diagnostic Laboratory, we’ve had to make changes to the protocol for submission of citrus samples for viral and bacterial testing. Bulk samples mailed to the laboratory for routine testing for the bacterial diseases citrus greening (HLB) and citrus canker cannot be received at this time…