The Betts series consists of very deep, well drained soils formed in glacial till.
Permeability is moderate in the upper part and moderately slow in the underlying glacial till.
Slopes range from 2 to 60 percent or more. Mean annual air temperature is about 48 degrees F, and mean annual precipitation is about 21 inches. Betts loam on a convex west-facing slope of 28 percent under native grass. When described the soil was moist to 18 inches and dry below. Depth to carbonates ranges from 0 to 3 inches.