Davos ICOS Station

The station Davos, with ICOS code CH-Dav, is located in the eastern part of the Swiss Alps, in the Canton of Graubunden. The site is an evergreen needleleaf forest in sub-alpine ecosystem dominated by Norway spruce ( Picea abies (L.) Karst.) with a maximum canopy height of 27 m, and a leaf area index of about 3.9 m2 m-2 . Tree age of the dominant trees ranges between 250 and 400 years. The understorey vegetation is rather patchy, covering roughly 30% of the forest floor, and is mainly composed of dwarf shrubs, primarily Vaccinium myrtillus L. as well as mosses.