Thank you very much for attending this year’s VVA meeting! I really enjoyed the meeting. We had a lot of disease talks this year, but I think it was a… Read more
I think many of you are either harvesting or getting ready for it. We harvested our Chardonnay and Merlot yesterday. (Of course most of them are damaged due to our… Read more
After yesterday’s post, Winchester area received measurable rain. 😉 The estimated wetness duration was 14 hours with 72F. It was long and warm enough for Botrytis and Downy mildew. It… Read more
We are having a very humid day today in Winchester area. There have been several rains passed since early morning, but only a few of them were enough to be… Read more
There were two wetness hours recorded yesterday through today. One happened around 6AM with 6 hours of estimated wetness with 66F, and the other happened around 5PM with 22 hours… Read more
We received a showed yesterday afternoon, and it resulted in about 7.5 hours of estimated wetness duration with an average temperature of 65.5F around Winchester area. It was an infection… Read more
Yesterday’s shower brought about 7.5 hours of estimated wetness duration with an average temperature of 71F around Winchester area. It was an infection event for downy mildew and Botrytis, and… Read more
Since last week, we are having several nights where relative humidity is very high (>90%) (e.g., 8/9-10, 8/13-15). This condition favors downy mildew fungus to produce spores. Unlike others, this… Read more
There was an estimated leaf wetness event occurred Aug 5-6 with 13 hours with an average temperature at 73° and 0.41 in. rain. It was an event for downy mildew… Read more
Yesterday’s storm brought more than 2-inches of rain, and resulted in approximately 12.5 hours of wetness with an average temperature of 69F. It was an infection event for downy mildew… Read more