Mowing the stream

The Kosí stream originates in the Český les region below the peak of Dyleň (940 m above sea level). In the lower reaches, the water created a deep canyon-like valley, today protected as the Kosí potok nature park. It represents a landscape little disturbed by human activity. It lies at an altitude of 400-625 m above sea level. There are thirty species of protected plants in the nature park (e.g. three-leaved sedge, sedge, May sedge, sedge...