Sieben Berge, Vorberge

Location:Germany
Area:6,699 acres (2,711 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Land Use:View Land Use Data
Köppen climate classification:Cfb (Climate: warm temperate; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Atlantic mixed forests
Western European broadleaf forests

Soils

Protected Area Boundary
 AB
   
Share35 %30 %25 %10 %20 %20 %20 %15 %15 %10 %
Soil TypeRendzic LeptosolsRendzic LeptosolsChromic CambisolsChromic LuvisolsEutric CambisolsRendzic LeptosolsDystric CambisolsEutric GleysolsStagnic LuvisolsVertic Cambisols
Topsoil TextureMediumMediumMediumFineMediumMediumMediumMediumMediumFine
Reference Depth30 cm30 cm100 cm100 cm100 cm30 cm100 cm100 cm100 cm100 cm
DrainageImperfectlyImperfectlyModerately wellModerately wellModerately wellImperfectlyModerately wellPoorPoorModerately well
Available Water Capacity15 mm15 mm100 m50 m100 m15 mm100 m125 m100 m50 m
Phase 1StonyStonyStonyStonyStonyStonyStonyStonyStonyStony
Root Obstacle  None to 80 cmNone to 80 cmNone to 80 cm None to 80 cmNone to 80 cmNone to 80 cmNone to 80 cm
Impermeable Layer  None to 150 cm40 - 80 cmNone to 150 cm None to 150 cm80 - 150 cm80 - 150 cm40 - 80 cm
Soil Water Regime  Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month Not wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 monthWet within 80 cm over 6 months, but not wet within 40 cm for over 11 monthWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthNot wet within 80 cm for over 3 months, nor wet within 40 cm for over 1 month
Misc. Property         Vertic (cracks of more than 1 cm wide)
Topsoil Properties
Gravel16 %16 %10 %4 %9 %16 %10 %4 %4 %2 %
Sand37 %37 %49 %27 %42 %37 %42 %37 %37 %20 %
Silt44 %44 %28 %27 %36 %44 %38 %40 %44 %29 %
Clay19 %19 %23 %46 %22 %19 %20 %23 %19 %51 %
USDA TextureLoamLoamLoamClayLoamLoamLoamLoamLoamClay
Reference Bulk Density1.41 g/cm³1.41 g/cm³1.4 g/cm³1.26 g/cm³1.4 g/cm³1.41 g/cm³1.41 g/cm³1.38 g/cm³1.41 g/cm³1.23 g/cm³
Bulk Density1.24 g/cm³1.24 g/cm³1.31 g/cm³1.37 g/cm³1.37 g/cm³1.24 g/cm³1.3 g/cm³1.35 g/cm³1.4 g/cm³1.43 g/cm³
Organic Carbon2.13 %2.13 %0.98 %1.2 %1 %2.13 %1.45 %1.07 %0.99 %0.96 %
PH7.57.56.66.36.67.55.16.25.87.3
Clay Cation Exchange Capacity80 cmol kg⁻¹80 cmol kg⁻¹42 cmol kg⁻¹31 cmol kg⁻¹55 cmol kg⁻¹80 cmol kg⁻¹32 cmol kg⁻¹41 cmol kg⁻¹48 cmol kg⁻¹54 cmol kg⁻¹
Soil Cation Exchange Capacity27 cmol kg⁻¹27 cmol kg⁻¹13 cmol kg⁻¹19 cmol kg⁻¹16 cmol kg⁻¹27 cmol kg⁻¹12 cmol kg⁻¹13 cmol kg⁻¹12 cmol kg⁻¹36 cmol kg⁻¹
Base Saturation100 %100 %83 %79 %93 %100 %38 %88 %62 %94 %
Total Exchangeable Bases28.8 cmol kg⁻¹28.8 cmol kg⁻¹11.6 cmol kg⁻¹13.4 cmol kg⁻¹14 cmol kg⁻¹28.8 cmol kg⁻¹4.3 cmol kg⁻¹10.2 cmol kg⁻¹8.4 cmol kg⁻¹27.4 cmol kg⁻¹
Calcium Carbonate6 %6 %0.1 %0 %0 %6 %0 %0 %0 %0.3 %
Calcium Sulphate0 %0 %0 %0 %0 %0 %0 %0 %0 %0 %
Exchangeable Sodium2 %2 %2 %1 %2 %2 %2 %2 %1 %1 %
Electrical Conductivity0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel  9 %6 %12 % 19 %5 %4 %4 %
Sand  47 %21 %41 % 45 %36 %31 %18 %
Silt  26 %25 %34 % 35 %36 %38 %29 %
Clay  27 %54 %25 % 20 %28 %31 %53 %
USDA Texture  Sandy clay loamClayLoam LoamClay loamClay loamClay
Reference Bulk Density  1.38 g/cm³1.22 g/cm³1.38 g/cm³ 1.42 g/cm³1.35 g/cm³1.33 g/cm³1.22 g/cm³
Bulk Density  1.44 g/cm³1.4 g/cm³1.39 g/cm³ 1.36 g/cm³1.5 g/cm³1.6 g/cm³1.46 g/cm³
Organic Carbon  0.47 %0.58 %0.37 % 0.5 %0.37 %0.29 %0.43 %
PH  6.76.47 5.26.65.97.7
Clay Cation Exchange Capacity  44 cmol kg⁻¹33 cmol kg⁻¹55 cmol kg⁻¹ 35 cmol kg⁻¹42 cmol kg⁻¹50 cmol kg⁻¹61 cmol kg⁻¹
Soil Cation Exchange Capacity  15 cmol kg⁻¹20 cmol kg⁻¹15 cmol kg⁻¹ 9 cmol kg⁻¹13 cmol kg⁻¹14 cmol kg⁻¹35 cmol kg⁻¹
Base Saturation  92 %83 %93 % 33 %90 %83 %99 %
Total Exchangeable Bases  11.9 cmol kg⁻¹13.1 cmol kg⁻¹15.1 cmol kg⁻¹ 2.6 cmol kg⁻¹11.9 cmol kg⁻¹10.2 cmol kg⁻¹34.3 cmol kg⁻¹
Calcium Carbonate  0.1 %0 %0.1 % 0 %0 %0 %4 %
Calcium Sulphate  0 %0 %0 % 0 %0 %0 %0 %
Exchangeable Sodium  1 %1 %2 % 2 %2 %1 %2 %
Electrical Conductivity  0.1 dS m-10.1 dS m-10.1 dS m-1 0.1 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Soil data provided by FAO/IIASA/ISRIC/ISSCAS/JRC, 2012. Harmonized World Soil Database (version 1.2). FAO, Rome, Italy and IIASA, Laxenburg, Austria.
Köppen climate classification provided by Kottek, M., J. Grieser, C. Beck, B. Rudolf, and F. Rubel, 2006: World Map of Köppen-Geiger Climate Classification updated. Meteorol. Z., 15, 259-263