Miller soils lack wedge-shaped structureal aggregates or intersecting slickensides at some depth between 10 and 40 inches, and lack gilgai relief. Yahola soils have a coarse-loamy control section. These soils are rarely or occasionally flooded for very brief periods during April to October. Mainly cultivated to small grains, grain sorghums, and alfalfa. Minor areas are used for tame pasture or rangeland.
Native vegetation consists of tall and mid grasses with a small percentage of hardwood trees.
The main trees are pecan, American elm, and eastern cottonwood. Central Rolling Red Prairies of Oklahoma and Kansas. The soil is of moderate extent. Slickensides - present in the zone from 13 to 87 inches.