The 2C horizon has hue of 10YR or 7.5YR, value of 4 to 6, and chroma of 3 to 6. It is commonly stratified sandy loam, loam, or silt loam with thin strata of other textures. Clay content ranges from 5 to 20 percent, and sand content ranges from 30 to 75 percent. Individual subhorizons range from 75 to 95 percent sand. Volume of rock fragments is less than 13 percent.
Reaction ranges from strongly acid to moderately alkaline.
Baraboo, Dubuque, and La Farge, soils have a lithic or paralithic contact within a depth of 40 inches. Bertrand, Jackson, Ruma and St. Charles soils average less than 10 percent sand to a depth of 40 inches or more. Blackhammer soils average more than 10 percent rock fragments in the lower part of the series control section. Dodge, Flagg, and Jemerson, soils do not have subhorizons with greater than 75 percent sand in the lower part of the series control section. Fayette, Martinsburg, Menfro, Navlys, Rozetta, Seaton, and Stookey soils average less than 15 percent sand in the lower part of the series control section.