216H Ucunilawe

soil map units where 216H Ucunilawe is dominant

Soil properties

Property Value
Geographic distribution Taveuni
Landscape position Young volcanic landscapes in the uplands
Soil parent material young basaltic 'pahoehoe' lavas
Slope Very steep (36-40°). Very uneven microrelief. Abundant surface rock outcrops and boulders.
Surface outcrops Rock outcrops cover 30% of the surface. Boulders occupy 30% of the surface.
Brief soil profile description -
Soil profile texture 0-60cm very friable loam. 60-120cm very friable clay loam.
Minimum effective rooting depth <100cm. In situ basalt at 100cm.
Soil pH (acidity) 0-100cm strongly acid.
Salinity Non saline.
Soil fertility under natural conditions Very low nitrogen (N), phosphorus (P) and potassium (K). Very high phosphate fixation properties.
Soil moisture regime udic/perudic
Susceptibility to drought Never experiences soil moisture deficits.
Soil drainage Well drained.
Susceptibility to waterlogging Never waterlogs.
Susceptibility to flooding Never floods.

Partners and funders