Neutral grape, widely used in Liguria and the Cinque Terre, but is also found in Tuscany. It gives a white wine with pale straw yellow color, sometimes greenish, marked by the scent of grass of the field. Its color drain rather gave him the epitome of Bianchetta, recently confirmed by comparative studies with Bianchetta Genovese. Formerly known as Calcatelli, because the berries on the cluster "limestone" of each other. According to Dell'Olio Macaluso (1963) is an ancient grape variety originating in a large area extending from the Riviera di Levante Sarzanese and from there to small areas of the northern part of Tuscany. And 'one of the components of the famous Sciacchetrà, the fortified wine from Liguria.
Viticulture and winemaking
Environmental and cultural characteristics and needs: He leaves medium-small, pentagonal or orbicular, entire or lobed; cluster medium or medium-small, cylindrical or conical, often with 2-3 wings, compact and frequently tipped arch; berry small to medium , elliptic, often distorted by the compactness of the cluster, with waxy skin, thin but strong, greenish-white or yellowish white. It has abundant and steady production. E 'ideal for growing in cool, well ventilated and exposed. It fits easily in traditional farming systems or espalier, wants pruning or mixed. He has good and regular production. In unfavorable environments may be subject to the effects of "impallinatura.
Diseases and adversity: It has good tolerance to fungal diseases, with a certain sensitivity to mildew, rot and mildew acid. Good resistance to sea winds.
Follows, by region, a list of all D.O.C. and D.O.C.G. where it is permitted to use this vine
- Cinque Terre and Cinque Terre Sciacchetrà: 0-40%
- Colline di Levanto: 20-55%
- Gulf of Tigullio: 20-70%, min. 85% with mention of the vine (Bianchetta Genovese)
- Polcevera: 60-100% (alone or with other grapes), min. 85% with mention of the vine (Bianchetta Genovese)
- Candia dei Colli Apuani: 10-20%