Supplementary data for the publication Travers, E. et al. (2021):The role of semi‐open habitats as dispersal corridors for plant species of woodlands and open habitats. Applied Vegetation Science, 24, e12526. https://doi.org/10.1111/avsc.12526 Data includes soil characteristics and canopy closure of each vegetation survey plot. Region: SWA: Swabian Jura; LH: Lueneburg Heath Habitat: W: woodland; SOH: semi-open habitat with higher canopy closure; SOL: semi-open habitat with lower canopy closure; O: open habitat Site_name: individual denomination of each site Plot_Nr: number of each vegetation survey per site Plot_Nr_Total: total number of vegetation survey per region pH: pH value (H2O) of soil sample of upper mineral horizon base_sat: base saturation (%) of soil sample of upper mineral horizon C_N: C:N ration of soil sample of upper mineral horizon CanClos: canopy closure (%) quantified using a hemispherical photograph taken 1 m above ground in plot centre