Vardi

Location:Estonia
Area:1,677 acres (679 hectares)
Species:All  Endangered  Invasive
Climate:View Climate Data
Köppen climate classification:Dfb (Climate: snow; Precipitation: fully humid; Temperature: warm summer)
Natura 2000 Data Sheet:View Data Sheet  Explanatory notes

Ecoregions

Sarmatic mixed forests

Soils

Protected Area Boundary
 AB
   
Share45 %40 %15 % 
Soil TypeCalcaric RegosolsEutric GleysolsRendzic LeptosolsEutric Gleysols
Topsoil TextureMediumMediumMediumFine
Reference Depth100 cm100 cm30 cm100 cm
DrainageModerately wellPoorImperfectlyVery poor
Available Water Capacity50 m125 m15 mm150 m
Phase 1PetrocalcicStonyPetrocalcic 
Phase 2Stony Stony 
Root ObstacleNone to 80 cmNone to 80 cm None to 80 cm
Impermeable Layer80 - 150 cmNone to 150 cm None to 150 cm
Soil Water RegimeWet within 80 cm for 3 to 6 months, but not wet within 40 cm for over 1 monthWet within 40 cm depth for over 11 month Wet within 40 cm depth for over 11 month
Topsoil Properties
Gravel14 %4 %16 %1 %
Sand44 %37 %37 %17 %
Silt35 %40 %44 %32 %
Clay21 %23 %19 %51 %
USDA TextureLoamLoamLoamClay
Reference Bulk Density1.41 g/cm³1.38 g/cm³1.41 g/cm³1.22 g/cm³
Bulk Density1.37 g/cm³1.35 g/cm³1.24 g/cm³1.25 g/cm³
Organic Carbon0.75 %1.07 %2.13 %1.25 %
PH86.27.55.8
Clay Cation Exchange Capacity45 cmol kg⁻¹41 cmol kg⁻¹80 cmol kg⁻¹37 cmol kg⁻¹
Soil Cation Exchange Capacity17 cmol kg⁻¹13 cmol kg⁻¹27 cmol kg⁻¹25 cmol kg⁻¹
Base Saturation100 %88 %100 %78 %
Total Exchangeable Bases26.8 cmol kg⁻¹10.2 cmol kg⁻¹28.8 cmol kg⁻¹18.9 cmol kg⁻¹
Calcium Carbonate15 %0 %6 %0 %
Calcium Sulphate0 %0 %0 %0 %
Exchangeable Sodium2 %2 %2 %2 %
Electrical Conductivity0.2 dS m-10.1 dS m-10.1 dS m-10.1 dS m-1
Subsoil Properties
Gravel18 %5 % 1 %
Sand40 %36 % 19 %
Silt35 %36 % 29 %
Clay25 %28 % 52 %
USDA TextureLoamClay loam Clay
Reference Bulk Density1.37 g/cm³1.35 g/cm³ 1.23 g/cm³
Bulk Density1.5 g/cm³1.5 g/cm³ 1.35 g/cm³
Organic Carbon0.47 %0.37 % 0.45 %
PH8.16.6 6
Clay Cation Exchange Capacity52 cmol kg⁻¹42 cmol kg⁻¹ 40 cmol kg⁻¹
Soil Cation Exchange Capacity15 cmol kg⁻¹13 cmol kg⁻¹ 23 cmol kg⁻¹
Base Saturation100 %90 % 84 %
Total Exchangeable Bases36.5 cmol kg⁻¹11.9 cmol kg⁻¹ 17 cmol kg⁻¹
Calcium Carbonate15 %0 % 0 %
Calcium Sulphate0 %0 % 0 %
Exchangeable Sodium2 %2 % 3 %
Electrical Conductivity0.3 dS m-10.1 dS m-1 0.1 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