Soil Potassium
General
mg/kg
About this Indicator
Available potassium content in topsoil (0–10 cm).
Benchmarks (115)
AUS-TMI-LVG-SOK
Moderate
120
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Livestock Grazing & Pasture
AUS-TMI-LVG-SOK
Moderate
160
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Livestock Grazing & Pasture
AUS-TMI-LVG-SOK
Moderate
180
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Livestock Grazing & Pasture
AUS-TGP-CON-SOK
Moderate
121–200
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TGP-CON-SOK
Moderate
161–250
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TGP-CON-SOK
Moderate
80
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TGP-CON-SOK
Moderate
110
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TGP-CON-SOK
Moderate
200
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TGP-CON-SOK
Moderate
250
mg/kg
Australia
Temperate Grassy Woodlands & Plains
Conservation / Protected Natural Areas
AUS-TSW-LVG-SOK
Moderate
90–130
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
100–150
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
100–150
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
120–160
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
90
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
100
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
120
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TSW-LVG-SOK
Moderate
250
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Livestock Grazing & Pasture
AUS-TMI-FOR-SOK
Moderate
100–150
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Production Forestry
AUS-TMI-FOR-SOK
Moderate
50
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Production Forestry
AUS-TMI-FOR-SOK
Moderate
250
mg/kg
Australia
Tropical & Subtropical Maritime Islands
Production Forestry
AUS-ASC-LVG-SOK
Low
Australia
Alpine and Subalpine Complex
Livestock Grazing & Pasture
AUS-ASC-AGR-SOK
Low
150–350
mg/kg
Australia
Alpine and Subalpine Complex
Agricultural Crop Production
AUS-ASC-AGR-SOK
Low
70
mg/kg
Australia
Alpine and Subalpine Complex
Agricultural Crop Production
AUS-TSR-LVG-SOK
Low
120–220
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-LVG-SOK
Low
90–190
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-LVG-SOK
Low
90–170
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-LVG-SOK
Moderate
80
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-LVG-SOK
Moderate
40
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-LVG-SOK
Moderate
280
mg/kg
Australia
Tropical & Subtropical Rainforests
Livestock Grazing & Pasture
AUS-TSR-AGR-SOK
Moderate
98–156
mg/kg
Australia
Tropical & Subtropical Rainforests
Agricultural Crop Production
AUS-TSR-AGR-SOK
Moderate
78
mg/kg
Australia
Tropical & Subtropical Rainforests
Agricultural Crop Production
AUS-TSR-AGR-SOK
Moderate
156
mg/kg
Australia
Tropical & Subtropical Rainforests
Agricultural Crop Production
AUS-TSW-CON-SOK
Low
120–200
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Conservation / Protected Natural Areas
AUS-TSW-CON-SOK
Low
50
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Conservation / Protected Natural Areas
AUS-TSW-CON-SOK
Low
80
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Conservation / Protected Natural Areas
AUS-TSW-CON-SOK
Moderate
600
mg/kg
Australia
Temperate Semi-Arid Shrublands & Open Woodlands
Conservation / Protected Natural Areas
AUS-TCF-AGR-SOK
Moderate
80–150
mg/kg
Australia
Temperate Coastal Forests & Woodlands
Agricultural Crop Production
AUS-TCF-AGR-SOK
Moderate
110–180
mg/kg
Australia
Temperate Coastal Forests & Woodlands
Agricultural Crop Production
AUS-TCF-AGR-SOK
Moderate
200
mg/kg
Australia
Temperate Coastal Forests & Woodlands
Agricultural Crop Production
AUS-ASP-AGR-SOK
Moderate
120
mg/kg
Australia
Arid Shrublands & Stony Plains
Agricultural Crop Production
AUS-TMS-AGR-SOK
Moderate
70–120
mg/kg
Australia
Tropical Monsoonal Savannas
Agricultural Crop Production
AUS-TMS-AGR-SOK
Moderate
50
mg/kg
Australia
Tropical Monsoonal Savannas
Agricultural Crop Production
AUS-TMS-AGR-SOK
Moderate
150
mg/kg
Australia
Tropical Monsoonal Savannas
Agricultural Crop Production
AUS-TDG-AGR-SOK
Moderate
150–250
mg/kg
Australia
Temperate Dry Woodlands & Native Grasslands
Agricultural Crop Production
AUS-TDG-AGR-SOK
Moderate
100–170
mg/kg
Australia
Temperate Dry Woodlands & Native Grasslands
Agricultural Crop Production
AUS-TMS-LVG-SOK
Low
78–156
mg/kg
Australia
Tropical Monsoonal Savannas
Livestock Grazing & Pasture
AUS-TMS-LVG-SOK
Low
59
mg/kg
Australia
Tropical Monsoonal Savannas
Livestock Grazing & Pasture
AUS-TMS-LVG-SOK
Low
78–235
mg/kg
Australia
Tropical Monsoonal Savannas
Livestock Grazing & Pasture
AUS-TMS-LVG-SOK
Low
390
mg/kg
Australia
Tropical Monsoonal Savannas
Livestock Grazing & Pasture
AUS-AMR-CON-SOK
Moderate
100–200
mg/kg
Australia
Arid Mountain Ranges & Uplands
Conservation / Protected Natural Areas
Properties
- Domain —
- Category Soil
- Unit mg/kg
- Direction Higher ↑
- Seasonal No
- Vegetation-specific No
Method Reference
Ammonium acetate or Mehlich-3 extraction