Mean annual temperature is 53 degrees F, and mean annual precipitation is 37 inches. Solum thickness ranges from 40 to about 80 inches. There commonly is a weak pebble line at the top of the 2Bt horizon. Some pedons have a cobbly surface. It is silt loam, loam, or clay loam.
Reaction is very strongly acid to neutral.
Uneroded pedons have an E horizon up to 6 inches thick. The BE horizon has hue of 10YR or 7.5YR, value of 4 or 5, and chroma of 3 to 5. It is silt loam, loam, or clay loam and very strongly acid to neutral. The 2Bt horizon has hue of 5YR to 2.5Y, value of 4 to 6, and chroma of 4 to 8 in the upper part and value of 5 or 6 and chroma of 2 to 8 in the lower part and in the 2BC and 2C horizons. There are 5YR or redder hues within the upper part of the argillic horizon as either matrix color or mottles.