Shambo soils do not have an argillic horizon and are fine-loamy. Runoff is slow or medium. Permeability is moderate or moderately slow. Cultivated areas are used for growing small grains, flax, corn, hay and pasture. Some areas are irrigated for production of alfalfa, beans, corn and sugar beets.
Native vegetation is needleandthread, green needlegrass, western wheatgrass and blue grama.
Western North Dakota, eastern Montana and northwestern South Dakota. The series is of large extent. 88-91 of Soil Survey Investigation Report No. 2.