- Certified Biodynamic. The Dr. Bürklin-Wolf estate is the sole (monopole) owner of this top-rated site in Ruppertsberg, which has a total extent of 8 ha, of which only 5,2 ha are classified as a G.C. site. The origin of this site goes back to the late medieval era. It was classified as a First Growth in terms of the Royal Bavarian Site Classification. It is located at the foot of the Mittelhaardt mountains, and benefits from an advantageous temperate microclimate. Deposits of gravel in terraces with layers of clay in the soil provide the Gaisböhl wine with its huge body and elegant acidity, the colored sandstone ensures a very long maturation potential.