Freeze/Frost Protection
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Happy Thanksgiving! It looks like the holiday is bringing our first real taste of cold weather this year. Temperatures in parts of South Georgia are predicted to drop into the low 30s this weekend. While the time spent at freezing temperatures will likely be very brief, it is time to start looking ahead and preparing…
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In this new extension publication from Jake Price (UGA Extension Citrus Area Agent), the factors influencing cold hardiness of citrus are discussed in the context of the major freeze experienced across southern Georgia in December 2022.
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The Christmas freeze of 2022 provided an opportunity to see how Tangos, Sugar Belle, and Owari satsumas were influenced by rootstocks. This is a report of the impacts on Tangos. Since January of 2023, I have conducted ratings on how much foliage was retained after the freeze, which trees developed freeze cracks, diameter of limbs…
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Now that the dust has somewhat settled and the Sugar Belles have put on the first flush of foliage (Fig. 1), after being mostly defoliated it is apparent that there are freeze damage differences between the trees on 4 different rootstocks. The trees are snuggly located between windbreaks to the west and north and are…
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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…