Dataset to the manuscripts: Biffi, S., Chapman, P.J., Grayson, R.P., Ziv, G., 2022. Soil carbon sequestration potential of planting hedgerows in agricultural landscapes. Journal of Environmental Management 307, 114484. https://doi.org/10.1016/j.jenvman.2022.114484 Biffi, S., Chapman, P.J., Grayson, R.P., Holden, J., Leake, J.R., Armitage, H., Hunt, S.F.P., Ziv, G., 2025. Consistent soil organic carbon accumulation under hedges driven by increase in light particulate organic matter. Agriculture, Ecosystems & Environment 382, 109471. https://doi.org/10.1016/j.agee.2025.109471 location Locations representing a range ofpedoclimatic conditions across England, which were given a name based ontheir geographic area and based on soil parent material in the form of“geographic area(parent material)”. Y(LI), C(AL), S(CH), S(GS), Y(CL) from Biffi et al. (2025) and C(SS) from Biffi et al. (2022) farm Farm ID site Individual pairings of hedgerows and fields type Hedge or Field sample age_and_field_ordered Age classes of hedges soil_type Cambisol or stagnosol depth_range_cm Sampling depth interval in cm BD_gcm3 Bulk density (g/cm3) LOI_perc Soil organic matter, measured as loss on ignition (%) TOC_gkg Total soil organic carbon (g/kg) c_stock_fd_Mgha SOC stock, calculated following fixed depth method (Mg/ha) c_stock_esm_Mgha SOC stock, calculated following equivalent soil mass method (Mg/ha) lon Longitude of sample (WGS84 1 km resolution) lat Latitude of sample (WGS84 1 km resolution) esm_cum_coord_plot_label Labels that can be used to refer individual samples to the cumulative coordinate plots included in the Supplementary Information of each paper.