The young vines in grow tubes are replants due to disease-contaminated plant material. When Tedd Wildman began planting lesser-known red wine grape varieties on Washington State’s Wahluke Slope ten years ago, he was careful to source plant ­material from certified nurseries. But not careful enough. At the time, certified plant material was in short supply in the Pacific Northwest and the United States, particularly for some of the more “exotic” varieties like Tempranillo, Malbec, Primitivio, Cinsault, Mourvedre, Barbera, and such that comprised most of what he planted in the early 2000s. Though he was careful to source only certified material […]