Here are four more images from the Rotweinwanderweg.
I’ve heard the expression rocky soil, but I think this is beyond rocky-as-adjective. The soil is rock.
The grapes don’t seem to mind, though. They were huge. It’s harvest time, which means the grapes are not only fat and juicy and ripe, but sweet too. I couldn’t prevent my companions from sampling a few bunches. (I couldn’t prevent myself from sampling the samples, either.)
This is a typical vista on the trail, as it winds between (and in one case, through) vineyards.
This is another typical vista: a small town just down the hill, vines growing practically up to the front doors.