Clean Plant Center Northwest director Scott Harper is surrounded by fruit trees at the Prosser, Washington, center in August. The trees are being grown and tested for viruses and diseases before they can be considered clean and released to growers. Harper says many of the center’s facilities are at or beyond capacity to process the large amount of plant material they receive each year. (TJ Mullinax/Good Fruit Grower) Starting a new orchard or vineyard with clean plants is the best way for growers to prevent virus problems, and demand for certified clean new varieties is growing. However, funding for the […]