Virginia Grape Disease Updates

If you wish to attend upcoming grape disease workshops and grapeIPM.org training, please register using this form (CLICK this line) so that I can send you an invitation to the lecture materials.  Grape Disease Workshop (3/31/21):  I prepared a series of lectures to cover basic concepts and terminologies, which I often not able to explain due to the time limitation. Also, a short version of my "usual" workshop is now recorded. In my workshops, I assume you know some concepts and terms, so, if you are not familiar with some terms such as disease triangle, curative fungicide, QoI fungicide, FRAC group, fungicide resistance, biological control agent, etc, please check out the lectures.  Each lecture runs less than 20 min, with an exception of the main workshop content, which runs around 26 min. If you do not have time to watch them all, please watch the main workshop content. On March 31st at noon , we will use Zoom to communicate. The link to the Zoom session is also listed on

Updated: Links below are for the 2021 edition of Pest Management Guides. The first one is for home gardens, and the second is for commercial productions. I asked them to provide by chapter (= crop) and they made changes. :) 1) Visit the page by clicking one of the links below. (It is rather a slow page. Please be patient.) 2) Scroll down until you see "Links to individual chapters." Grapes are chapter 3 for both Home (Home Fruits) and Commercial Crops (Grapes) 3) Once you get to the site, click "PDF", then "Preview", and it will open a new window.  4) Scroll down a bit, and click "Download Version" to download the file to your computer.  2021 Home Grounds  Pest   Management   Guide 2021 Horticulture and Forest  Pest   Management   Guide

Here are links to the 2021 edition of Pest Management Guides. Unlike the past years, all the crops are combined together. (i.e., I cannot separate the grape section.) Once you get to the site, click "PDF", then "Preview", and it will open a new window. Then you need to click "Download Version" to download the file to your computer. Once the document is downloaded, you can search the document to find "grapes". 2021 Home Grounds  Pest   Management   Guide 2021 Horticulture and Forest  Pest   Management   Guide

As noted in the previous post, there will be a series of workshops coming up this and next month. March 16th (1 - 4 PM): Grape IPM workshop This is a lecture-style meeting where we cover topics in disease, insect, and weed management, WPS, and Viticulture March 31st (12 - 1:30 PM): Grape disease management workshop (in English) This workshop aims to help you plan your disease management plan. We will go over seasonal disease management together. April 1st (12 - 1:30 PM):  Grape disease management workshop (with Spanish translation) This workshop aims to help you plan your disease management plan. We will go over seasonal disease management together. April 9th (12 - 1:30 PM): GrapeIPM.org training This is a training session for a new online pesticide management and decision support system for grape growers. We will help you set up accounts and first vineyard(s), demonstrate key functions, etc. For the grape disease management workshops on 3/31 and 4/1 and grapeIPM.org training on 4/9, I

Thanks again to those of you who were able to attend my workshop last Friday. As we discussed, here is the slide set from my presentation (pdf, opens a new window) .  We are also planning to have several meetings in March and April. All will be online events. March 16th: Grape IPM workshop  March 31st: Grape disease management workshop (in English) April 1st:  Grape disease management workshop (in Spanish) April 9th: GrapeIPM.org (online pesticide management tool) workshop In the grape disease management workshops on 3/31 and 4/1 and grapeIPM.org workshop on 4/9, I will provide you a series of online lectures that you can watch before the meeting. At the meeting, I will go over the key items, and we will spend most of the time with Q and A and discussions. I will post more information and ask Tremain to distribute information once we have set time and format, so, please stay tuned.