Medicinal sage is an native plant species of Dalmatia spread throughout the Mediterranean. In the Republic of Croatia along the entire coast, as well as in the entire Dalmatia. Sage is first and foremost a medicinal plant, but it is also used as a spice. In Dalmatia, sage was used long before the classical period, in the nature its leaves were collected from which essential oil was obtained, and the beginnings of cultivation date to the early 20th century on the island of Hvar. Today in Dalmatia there is no production of dried leaves and essential sage oil, except to a lesser extent on Hvar and for personal needs.
A method is resented to reduce the severity of cankers caused by chestnut blight, Cryphonectria parasitica. This pathogenic fungus penetrates and necroses cortical tissues, which