Kaman soils are poorly drained. Maytag soils are well drained, and have more than 20 percent calcium carbonate in the lower part of the solum. Okolona soils typically have hard platy chalk between 48 and 80 inches. In addition, Gladewater soils have aquic soil conditions in the upper 20 inches. Roetex soils have matrix colors with hue redder than 7.5YR in the control section.
Tinn soils are calcareous throughout.
Zilaboy soils are on nearly level flood plains. Slope gradients range from 0 to 1 percent. The soil formed mainly in clayey alluvium. The Thornthwaite P-E index ranges from 58 to 64. These are the competing Gladewater and Tinn series and the Bunyan , Crockett , Mabank , Oletha , Normangee , Sandow , Uhland , Vertel , Wilson , and Whitesboro series.