Eutypa Dieback is recognized as an ongoing problem in most wine regions of the world. As an article [Eutypa Dieback - The Next Grapevine Threat is Already Here] in the July issue of Wine Business Monthly suggests, the Eutypa threat to California vineyards could greatly increase throughout this decade as replanted and recently planted vineyards reach the level of maturity where they begin to be susceptible to Eutypa, which can happen when vines are 2-3 years old--although symptoms seldom ap...