Several times occurring single vineyard site designation in Germany. The Celtic term Lay (Ley) means "rock" or "slate rock" and refers to the rocky underground. Thus, slate lay is strictly speaking a pleonasm (like "white mould").
The vineyards are mainly oriented to the east, in smaller side valleys to the south to southwest. The steep vineyards cover 21 hectares on mainly greywacke soils interspersed with hanging loam. Here,Pinot Noir (Pinot Noir), as well as Blauer Portugieser, Domina, Frühburgunder, Regent, Grauburgunder(Pinot Gris), Kerner, Müller-Thurgau and Riesling are mainly cultivated. Shares in the vineyard are, for example, held by the wineries Bertram Julia, Deutzerhof, Kreuzberg, Riske Erwin and Riske Reinhold.
Also spelled Schieferley, with "e") Lage has a main southern orientation and is bordered by side valleys with western and eastern orientation. The vineyards, which are up to 45% steep at an altitude of 100 to 150 metres above sea level, cover 24 hectares of vineyard area. Some plots are crossed by a loess cave path. The soils consist of greywacke, greywacke slate, loam and loess. About 80% of the variety Pinot Noir, as well as Portugieser and Dornfelder are cultivated here. Shares in the vineyard are, for example, held by the Adeneuer, Burggarten, Deutzerhof, Heiner & Kreuzberg, Kreuzberg, Kriechel Peter, Lingen Peter, Maibachfarm, Nelles Thomas, Riske Reinhold and Weingut Sonnenberg.