UGA Pecan Extension

Leaf Scab Thriving in Georgia

The heavy disease pressure of 2013 left an abundance of pecan scab inoculum in the orchards just waiting for the conditions we have observed this spring. The frequent rainfall has allowed scab to explode on susceptible varieties, generating more leaf scab than has been seen in a long time throughout the…
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Pecan Irrigation Schedule

Now that we’ve had a week with no rain growers need to begin irrigating pecan trees as needed. Pecan trees need a significant amount of water (as much as 350 gal/tree/day) as they are filling the kernels in August and September. While they need good soil moisture throughout the growing…
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Casebearers

  We’re getting close to the time of year when pecan growers become concerned about spraying for pecan nut casebearer. Historically, this spray has always gone out in mid-May in the Albany area. We’ve seen many years in which high trap catches resulted in no nut damage and also years in…
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Herbicide Injury to Pecan

Well, its almost May in South Georgia, which means row crop fields are being prepared for planting. As farmers burn down weeds in these fields, pecans often take a hit from herbicide drift. Many farmers are in a hurry to get fields planted and this often leads to herbicide spraying…
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Effects of Flooding on Pecan Trees

All the rain we’ve seen over the last few weeks has left many orchards with trees in standing water.  How might this affect the trees? The pecan tree’s native environment is found along river-bottoms, which tend to have high water tables and a high potential for flooding. Yet, oddly, the…
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Fungicide Programs for Scab

We’re fortunate to have a wide variety of fungicide options for pecan scab management. But getting the best use out of them and doing so in a manner that prevents resistance development can be confusing for some folks. We commonly get requests for a single fungicide program that growers could use….
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Hedging Pecan Trees

There continues to be much interest in hedging pecan trees. Hedging is basically, pruning of the tree with a large “hedging” machine. This is normally done in the winter and removes all the growth on one or both sides of a tree within a certain distance from the trunk and…
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