The Hermon series consists of very deep, somewhat excessively drained soils on upland till plains, hills and ridges. These soils formed in glacial till.
Permeability is moderately rapid or rapid in the solum and rapid or very rapid in the substratum.
Slope ranges from 0 to 60 percent. Mean annual temperature is about 42 degrees F, and mean annual precipitation is about 40 inches at the type location. Hermon sandy loam, on a 20 percent south-facing slope in a very stony wooded area. 44 degrees 26 minutes 22 seconds N. and long. 70 degrees 50 minutes 18 seconds W., NAD 27.