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