Leudelsbachtal, Nature reserve between Markgröningen and Bietigheim-Bissingen, Germany.

Leudelsbachtal is a 117.9-hectare nature reserve in the Ludwigsburg district, mostly on Markgröningen land and partly on Bietigheim-Bissingen. It covers the lower Leudelsbach valley, called Remminger Tal, a stretch along the Enz river, and much of the Rotenacker plateau. The terrain is Muschelkalk limestone with dry grasslands, ravine and slope forests, and alder-ash-willow floodplain woods.

The area was formed in 2011 when an earlier protected zone from the 1970s was integrated into a larger reserve, reflecting a long history of farming in this landscape. The merger shows how conservation approaches evolved in the region.

The steep slopes of the Remminger Tal, in the Oberer Wannenberg area, were once vineyards that shaped the valley's character. The lower nature conservation authority, the city's conservation officer and the local BUND group keep these former plots open, restoring or rebuilding dry stone walls as valuable habitats.

The reserve is protected by strict regulations that limit human activities, but visitors can explore the area on foot along established routes. Wear sturdy shoes and stay on paths to avoid disturbing the sensitive habitats.

Inside the reserve lies a special zone where nature is left completely untouched by human hands for scientific observation. Researchers monitor this area to see how natural processes unfold without any interference.