The Bigetty series consists of very deep, well drained soils that formed in alluvium on the flood plain of intermittent streams.
Permeability is moderately slow.
Mean annual precipitation is about 12 inches and mean annual temperature is about 62 degrees. Bigetty sandy loam, rangeland. Chroma of 2 or 3. Cobbly, gravelly or sandy loam strata occur below depth of 40 inches in some pedons. Bergstrom and Iraan soils have a cambic horizons thicker than 60 inches.