As California’s vineyard industry grows and matures, we will begin to see what happens when you grow the same crop in the same place over time. Growers in Europe have considerable experience with this topic, since some vineyards have occupied the same space since the age of the Roman Empire and before. There are strategies that can be used to lessen potential problems. In this column I will discuss what I consider to be the most worrisome vine health issues and what you can do to avoid, address or control the maladies that can visit and blight your plantings.

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