Happy 4th!!

I wish you all a happy 4th of July!! We haven’t have rains lately = no risks for downy mildew nor black rot.  If you are happened to be in… Read more

Disease risks from yesterday’s rain

Winchester area received precipitations from thunderstorms went through yesterday around noon; however, the rain lasted only 30-40 min and dried up very quickly.  Thus, it was not a significant rain… Read more

Disease risks from yesterday’s rain

We had thunderstorms went though yesterday afternoon in Winchester area.  It started around 2 PM, lasted about 20 min, then another one hit around 3:30 PM to 3:50PM.  However; the… Read more

Chance of rain on Tuesday to Thursday

First time in a few weeks, it has been a weekend with no chance of rain.  But there are some chance of rain (~30%) from Tuesday to Thursday.  We are… Read more

Disease risks from yesterday’s rain

Winchester area received an intermittent rain event from 6:00 AM to 4:00PM yesterday.  The relative humidity stayed high (>90%) until 5:00PM.  Thus, this event accounted for approximately 11 hours of… Read more

Disease risks from yesterday’s rain and vineyard meetings

Winchester area received a thunderstorm starting around 7:30PM last night.  It lasted only 30 min or so, but the relative humidity stayed high (>90%) until 8:00 AM today.  Thus this… Read more

Note on Revus Top and meeting tomorrow at Democracy Vineyard (Nelson co.)

If you grow Concord and Noiret grape, please be advised that Revus Top (mandipropamid + difenoconazole from Syngenta) may cause phytotoxicity on these variety. The symptoms are light yellow colored… Read more

Disease risks from yesterday’s rain

Winchester area received precipitations from thunderstorms yesterday.  It started around 3:30PM and lasted until 7:00PM.  The actual amount of precipitation was not high (0.05 in) compared with other northern VA… Read more

Disease risks from yesterday’s rain

Winchester area received rain from 4:40 AM and a series of rain went through our area until 2:20 PM (0.11 in), the relative humidity was high (>90%) until 4:40 PM,… Read more

Chance of rain from tonight to Wednesday

It seems like there is a chance of rain starting tonight and all day tomorrow.  I was waiting to see if it changes, but now the chance of rain is… Read more
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