A list of short PHI materials + reminder on downy mildew

I heard from many that their fruits are ~2 weeks ahead of “average” season, and some early cultivars are already harvested in the southern VA. I should have posted this… 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

Sour rot survey

My colleagues and I are seeking information on sour rot so that we can develop research priorities (and hopefully obtain grants). Many of us suffer from sour rot (remember the… Read more

Downy mildew reminder

Of course, once I mentioned the lack of rainfall, we (i.e., northern VA) were hit by a series of rain. To make things more complicated, we had at least three consecutive nights… Read more

A quick reminder about powdery mildew

It depends on where you are, but in northern VA, we are having relatively “dry” weather this summer. We have some rain events here and there, but overall, the air… Read more

Quick reminder: 66-day PHI for mancozeb products

Just a quick reminder about the 66-day PHI for mancozeb products. If you are thinking about harvest at the end of August or early September, we are getting very close… Read more

Handout from yesterday’s VVA meeting

It was very nice to see you all at the meeting. Here’s the content of my handout. Seasonal grape disease updates For VVA Summer Technical Meeting at Stone Tower Winery… Read more

At bloom Botrytis and ripe rot management tips

This is the second part of “at bloom” fungal disease management tips. Please refer to yesterday’s post as well. The spray timings for Botrytis is at bloom, bunch closure, and… Read more

At bloom disease management tips

Many people in northern VA are about to see blooms in a few weeks, and I am sure the rest of the regions are about to see bloom very soon. … Read more

Early season fungicide application reminders

It has been another rainy weekend (1.5 inches so far and still counting), and looks like next weekend will be wet again… Hopefully, this year won’t as wet as the… Read more
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