UGA Extension Viticulture Blog

Shoo fly, don’t bother me…SWD in wine grapes

As the brix levels in the grapes continue to rise, the attractiveness of the fruit to spotted wing drosophila (SWD) also increases. We are currently only catching a few SWD in our monitoring traps, but this is expected to drastically increase in the next few weeks. And since SWD is…
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Botrytis Resistance Testing

Some of you already tried sending Botrytis samples to Clemson for fungicide resistance testing — only to find out that the service was no longer offered. However, Dr. Guido Schnabel will be conducting studies with the PROFILE system in early September, so he is volunteering to take Botrytis samples at…
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Hey rain… leave!

“Rain, rain go away” sounds too fluffy and soft to me at this point… emotions are involved now.  RAIN AND FARMING GRAPES: Growers become rather animated when talking about the weather and how it is (currently negatively) affecting their crop. I completely share their sentiment. It is interesting to see…
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Reminder: Vineyard tour next Wednesday

The vineyard tour is scheduled for next Wednesday, August 8th. Please see previous post here for tour details and information on how to pre-register, which is required. Note that you do not have to ride on the bus if you do not wish. You may opt to driver your personal…
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Grape root borer – REMINDER

We are still detecting grape root borer adults in north Georgia. This means that the adults are still active, with females potentially still laying eggs. While we are getting a little late for chemical control, if you have more than 35 days before harvest, you can use Lorsban 4E* (chlorpyrifos).This is…
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More wet and cool weather on tap

August is on the horizon, and you might be interested in the latest outlook for the next month. Unfortunately, I don’t see any big change in the pattern for the next month. Cooler and wetter conditions are expected to dominate the weather this week as the stream of atmospheric moisture…
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Crown Gall on Muscadine Grapes in North Georgia

I was at a muscadine meeting in Americus, GA earlier this week (Thursday), and I made comment on how I have never really observed significant crown gall on muscadine grapes in Georgia. I scheduled a muscadine grape visit with a producer near Ellijay, GA the next day, and I can…
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