OH Established Series Rev. The Riddles series consists of very deep, well drained, soils that formed in loamy and sandy till on moraines of Wisconsinan Age.
Permeability is moderate.
Slopes range from 0 to 35 percent. Riddles fine sandy loam - on a 4 percent convex slope in a cultivated field at an elevation of 902 feet. The depth to the base of the argillic horizon ranges from 40 to more than 80 inches. The depth to carbonates ranges from 40 to more than 80 inches. The particle-size control section averages 20 to 30 percent clay and more than 40 percent sand.