A wine is considered organic when the vineyard from which it comes has an organic certification that restricts the use of chemical synthesis treatments to combat pests, such as herbicides or fungicides. However, the use of traditional sulfur and copper sulfate is possible.
The different fertilizers used must be organic and, in general, the aim is to use sustainable agricultural practices that allow the ecosystem to maintain its natural balance. The grape acquires a higher concentration of antioxidant substances, very beneficial for health.
They usually communicate it on their label, since it usually has the logo of organic agricultural production on the back, as well as the green leaf with the star trim that certifies organic products at a European level.
These seals guarantee that the entire winemaking process has been produced according to ecological standards and the wineries are subject to annual inspections to verify that this is the case.