Single location in the municipality of Brauneberg (Bernkastel area) in the German Moselle growing region. Even the Romans recognized the extraordinarily favourable climatic conditions and cultivated vines here. The excavation of a Roman wine press can be visited at the foot of the hill. The first part of the name refers to the former property of the Franciscan nuns, who were popularly called "Juffen" (virgins, prayer sisters or sanctimonious nuns) in the Rhineland dialect. The second part of the name refers to the sundial located in the vineyard. It is the fillet of the famous Braunberg, the following vineyard Juffer is not considered to be of the same high quality. The vineyard, facing south to southwest at an altitude of 110 to 210 metres above sea level with a 60 to 70% slope, covers 10.5 hectares of vines.