Disease
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Anthracnose, bacterial leaf scorch, nutrient imbalance and mites are common causes of leaf scorch. Starting this July, we started seeing leaf scorch in our mature trees. When we see scorch, the UGA Plant Disease Clinic can confirm if a pathogen is the cause. Bacterial leaf scorch is generally found a one or a few varieties.…
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I’ve had many phone calls over the last couple weeks regarding the scab development on pecans in well sprayed orchards. Having been on the Miravis Top/Dodine-Tin rotation since June, growers are asking what they need to spray to stop it. In most cases, the problem we are facing is not that the fungicides don’t work.…
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A note from UGA Pecan Breeder Dr. Patrick Conner on a recent observation of scab on ‘Avalon’: ‘Avalon’ pecan was released in 2016 because of its high yields, good nut quality and excellent scab resistance in trial orchards. In the last five years ‘Avalon’ has become a widely planted pecan cultivar in Georgia and is…
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See the link here for 2025 UGA Pecan Spray Guides . See link here for 2025 County Meeting Presentations This information and more can be found at the UGA Pecan Website
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We haven’t seen phytopthora be a problem in pecans since the late 1980’s and then it was primarily located in the Ft. Valley area and we have not seen it develop yet this year but I had a conversation with UGA plant pathologist, Tim Brenneman recently, and he suggested that conditions over the last 2…
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The call of the week has been concern over leaf drop, not exclusively, but primarily on ‘Desirable’. This often occurs after we go through a hot, dry period followed by rain or an increase in irrigation. Desirable is sensitive ot just about anything that can affect a pecan tree and they respond to heat/drought (yes,…
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Last week, the Tri-State Meeting estimated the current Georgia crop at 130 million lbs. I don’t know if that is wrong or right. It is nearly impossible to put a number on Georgia’s crop because the calibration of its size is in such a state of flux. We have acres of trees coming into and…
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We’re getting near the end but still have a little ways to go on the 2023 pecan crop. Most growers are tired of spending money and ready to see it start flowing back in. But, don’t let your guard down yet. August is a critical month for pecan trees. Here are some things you may…