UGA Pecan Extension

Fruit Thinning and Irrigation Scheduling

For those brave souls willing to thin some nuts from heavily loaded trees, now is about the time for most of our mid-season cultivars. Varieties like ‘Creek’, ‘Stuart’ and ‘Cape Fear’ should be ready as early as this weekend and certainly by next week for most of south Georgia (The middle Georgia…
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Managing soil pH in the herbicide strip

Its leaf sampling time (see here for previous post on leaf sampling procedures) and based on the calls I’ve gotten many growers are wisely taking this opportunity to pull soil samples as well. Many have found that pH in the herbicide strip is lower than that found in the middles….
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Correction to Recent Article

I recently found a typo in my article in the last issue of the Georgia Pecan Grower Magazine and thought it would be a good idea to share it with growers in the midst of irrigating in the hot, dry weather. On p. 4 of the June 2016 issue it…
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Spittlebugs Usually Not Worth Spraying

Spittlebugs can be quite obvious in an orchard when they move in. We have had a number of calls lately about spittlebug due to the large number of spittle masses observed in many orchards. While spittlebug can be alarming, they almost never cause any economic damage and growers should not…
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Leaf Drop, Pecan Roots, and Soil Temperature

It’s June and temperatures have taken a big jump in south Georgia. Each year when this happens we see leaf drop on ‘Desirable’ trees, as well as a few other varieties. See posts from 2014 and  2015 on this subject. If you observe a little leaf drop at this time,…
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Prionus Root Borers

If you have an old pecan orchard in decline, with limbs that get weaker and weaker each year, you may be seeing the results of the Prionus root borer. These insects are large, destructive beetles whose feeding essentially destroys the tree’s root system over time.   Prionus root borers are…
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Phylloxera

 Pecan Leaf Phylloxera The most common complaint by pecan growers so far this season has been the resurgence of phylloxera. From the calls I have received and from the abundance of phylloxera galls in the orchards this year, 2016 seems to be a particularly bad year for phylloxera, perhaps a result…
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