In the middle of the Gargano National Park, the first limestone pole in the south of Italy. Valentina Passalacqua has an absolutely organic approach to viticulture, having gained a great knowledge of the terroir where her company is located. Valentina, after several years of production, felt the need to isolate within her own vineyards some plots characterised by exclusively limestone soil of the Kimmeridgian type, hence the now famous Calcarius Project: mineral, genuine and uncompromising wines. The company breeds indigenous varieties that are the fruit of a historical and cultural contamination rooted in Magna Graecia: Nero di Troia, Bombino, Greco, Falanghina, Negramaro and Aleatico above all. The cautiously non-interventionist approach in the cellar does the rest. What is indicated on all labels are the atomic number (20) and atomic weight (40.08) of the chemical element of calcium (Ca)