There is a lack of a detailed classification of European wetland vegetation. In this study we decided to apply microwave and optical data for the classification of wetland vegetation habitats. Compared to the classification results undertaken using ALOS PALSAR HV [43], in the present study it was possible to distinguish wetland habitat types more precisely. The obtained classification results of wetland habitat types (two forest and five non-forest habitats) presented in Figure 2 were not found in the literature before and are promising in wetland changes monitoring.