Dieback diseases are caused by Fomitiporia and Botryosphaeria two genus of fungi that colonize wood tissue in grapevine. After the prohibition of sodium arsenite in 2001, no chemical treatments are available to control these diseases. Curettage is a possible substitute solution. The results depend on many factors. The use of essential oils can be an alternative and/or complementary way. This study aims to investigate the essen...