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Highly weathered, would be found in a tropical rainforest
Coarse-textured, acid parent materials, would be found under a coniferous forest
Clay accumulation, found in warm to tropical climates, such as Georgia
Found in cool to hot humid areas, often develop under native deciduous forests
Has a humus-rich surface horizon, forms under prairie grasses
Goes through periods of drying and wetting, shrink-swell clays
Water deficiency is a major characteristic, is usually alkaline
One or more thick layers of organic soil material, ranges from peat to muck
Found in cold temperatures for much of the year, little profile development
Usually formed on volcanic ash and cinders
Beginning of a B horizon, little other profile development
Very little profile development, extremely diverse group of soils
