List of short PHI fungicides for late-season diseases and today’s presentation slides

Thank you again for participating in our meeting. Please find two materials from today’s meeting. 1) List of short PHI fungicides for late-season diseases (will open a pdf file) 2) Today’s presentation… Read more

In preparation for Hurricane Delta

Hurricane Delta seems to impact our regions, starting Saturday (10/10), and rain may last until Tuesday (10/13) or so. Depends on your location and cultivar selection, you may have some… Read more

Berry touch/bunch closure disease management reminders

Our Chardonnay clusters are getting larger and berries are starting to touch each other. It feels a bit early, but here are grape disease management reminders at berry touch/cluster closure… Read more

Disease management considerations toward bunch closure

In a typical year, the fourth of July weekend is the time the critical period for cluster infection by downy mildew, powdery mildew, and black rot will end for many… Read more

Rain rain…

It has been pretty wet week so far. At Winchester, we observed about 11 hours of wetness on the 26th with an average temperature of 64F, 50+ hours (and counting)… Read more

Sour rot recap

Dr. Wayne Wilcox at Cornell University wrote an article on sour rot management on “Finger Lakes Vineyard Notes“. (The link will open a pdf file)  Please check it out.  Results… Read more

Late season disease management considerations

Some of our early cultivars such as Alandale is changing it color.  It is just a matter of time to see other cultivar to enter phase of veraison.  Hopefully, we… Read more

Note on sour rot

As the harvest approaches (plus recent rain events in some part of VA), I am receiving several emails on sour rot.  It is often confused, but not all late season… Read more

Seasonal Disease Management Consideration toward the end of the season.

Finally, we are having relatively dry weeks!  Most of us are about to finish critical time where clusters are susceptible to infection by downy mildew, powdery mildew, and black rot. … Read more

Rain, rain, rain, again… Botrytis, Sour Rot, and Downy??

I thought I would wait until the rain stops to update the blog, but rains are keep coming and even when we do not receive precipitations, the air has been… Read more
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