Nita lab

Grape Pathology lab at Virginia Tech

Research
Extension
Resources
日本語

Research
Extension
Resources
日本語

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Virginia Grape Disease Updates

2026 Monthly Virtual Viticulture Meetings March 3, 2026
We will host the 2026 Monthly Virtual Viticulture Meeting. Following last year’s format, we will hold meetings on the first Thursday of each month at 1 PM. The first meeting will be on 4/2. Our viticulturist, Dr. Drew Harner, and...
Pruning Workshop 3/9/26 at Winchester AREC March 3, 2026
I forgot to advertise this event… Pruning Workshop When: 3/9/2026, 9 to 12 PMWhere: AHS Jr. AREC, 595 Laurel Grove Rd., Winchester, VA 22602When you come in, please enter the main entrance to meet us. No registration required! Agenda 8:30-...
My slides from the VVA meeting February 27, 2026
Thank you for attending the workshop! Please see my slides below. I hope to see you at one of our IPM workshops!
Pest Management Guides, 2026 February 23, 2026
Here are the 2026 editions of our Pest Management Guides (PMG). Click the link to open a PDF. Commercial grapes Home garden
2026 Winter Grape IPM and Disease/pest ID workshops February 18, 2026
We will host a series of grape IPM and disease/pest ID workshops in March to kick off the season! Grape IPM workshops (Fee: $20, Check ONLY)3/4/2026: Nelson Co. Extension Office, 9 AM – 3:45 PM3/11/2026: Loudoun Co. Extension Office, 9...
Grape Disease Risks: 9/24-10/1/2025, an 8-day downy mildew forecast, and slides from the previous meeting – last weekly update for the season. October 2, 2025
Grape disease risks from the NEWA Here is a snapshot from the last week, showing the number of days with the risk of each disease: Ph = Phomopsis, PW = Powdery mildew, BR = Black rot, and DM = Downy...
Grape Disease Risks: 9/17-9/25/2025, and an 8-day downy mildew forecast September 25, 2025
Grape disease risks from the NEWA Here is a snapshot from the last week, showing the number of days with the risk of each disease: Ph = Phomopsis, PW = Powdery mildew, BR = Black rot, and DM = Downy...
Grape disease risks 9/10-17, and ~8-day downy mildew forecast September 19, 2025
Grape disease risks from the NEWA Here is a snapshot from the last week, showing the number of days with the risk of each disease: Ph = Phomopsis, PW = Powdery mildew, BR = Black rot, and DM = Downy...
Grape disease risks: 9/4 – 9/10/2025 and 8-day downy mildew forecast September 10, 2025
Grape disease risks from the NEWA Here is a snapshot from the last week, showing the number of days with the risk of each disease: Ph = Phomopsis, PW = Powdery mildew, BR = Black rot, and DM = Downy...
Grape disease risks: 8/27-9/3/2025, an 8-day downy mildew risks, and upcoming AHS AREC Events September 3, 2025
Grape disease risks from the NEWA Here is a snapshot from the last week, showing the number of days with the risk of each disease: Ph = Phomopsis, PW = Powdery mildew, BR = Black rot, and DM = Downy...

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