Browse resources Displaying 1 - 2 of 2 resources Credit: Phil VanBuskirk (Cropped from original) Vine Mealybug in Oregon These resources will help you monitor, identify and manage vine mealybug, a new invasive vineyard pest in Oregon. Mar 2023 | Collection Wine Grape Resources for Umatilla County Umatilla County is home to a growing wine grape acreage and the Oregon half of the Walla Walla Valley American Viticultural Area (AVA), known for its production of high quality wine grapes. The growing conditions of this ... Mar 2022 | Collection