Fuerstlich Castell'sches Domaenenamt ★ 4.7
The Steigerwald's founding Silvaner estate on gypsum keuper, site of the earliest documented Franconian Silvaner planting on 6 April 1659, farming 73.4 hectares today.
Tasting: Vinothek tastings and cellar tours at the Schlossplatz estate office.
Tip: The estate's own records cite 25 vines planted in 1659, ask staff to point out the historical planting documentation.