L1 Lifuka soils

soil map units where L1 Lifuka soils is dominant

Soil properties

Property Value
Geographic distribution Ha’apai
Landscape position Young ash on the interior of Lifuka Island.
Soil parent material
Slope Flat to gently undulating slopes (0-3°)
Surface outcrops
Brief soil profile description 0-20 cm Dark reddish brown friable clay; 20-55 cm Dark reddish brown friable to firm clay;at 125-180 cm Yellowish brown older weathered ash.
Soil profile texture
Minimum effective rooting depth 125+ cm
Soil pH (acidity) Slightly acid near neutral
Salinity
Soil fertility under natural conditions Very high Base saturation (%) and calcium (Ca), magnesium (Mg) and sodium (Na) values; medium phosphorus (P) and high to medium phosphorus (P) retention. Very low S. Low reserve K.
Soil moisture regime
Susceptibility to drought
Soil drainage Well drained
Susceptibility to waterlogging
Susceptibility to flooding

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