Locality;"Tree species";"Geographic characteristics";"Altitude (m asl)";"Stand density";"Age of stand [years]";"Area/percentage of spruce forest in district";"Native forest type";"Annual mean temperature and total precipitation";[%] Jirkov;"P. pungens";"50°33'11""N, 13°22'59""E";875;90;25–36;"14.43 km2/";"Fageto - Piceetum acidophilum";"4–4.5 °C" 15.4%;"1050–1200 mm" "Dlouhá louka";"P. pungens";"50°39'00""N, 13°38'04""E";865;70;34;"29.37 km2/";"Fageto - Piceetum acidophilum";"4–4.5 °C" 22%;"1050–1200 mm" Sněžník;"P. pungens";"50°47'28""N, 14°04'33""E";576;70;27–31;"4.87 km2/";"Piceeto - Fagetum acidophilum";"4.5–5.5 °C" 4.5%;"900–1050 mm" Sněžník;"P. abies";"50°47'30""N, 14°04'15""E";576;70;19;"28.76 km2/ 26.6%";"Piceeto - Fagetum acidophilum";"4.5–5.5 °C" "900–1050 mm"