Reaction is medium acid or slightly acid. It has 0 to 60 percent pebbles. It is sand to clay in the fine earth fraction. Some pedons are nongravelly, gravelly, or very gravelly, coarse fragments range from 0 to 60 percent. This horizon is below 60 inches in some pedons.
Reaction is medium acid, slightly acid, or neutral.
These are the Linwood , Palms , and Philbon series. Linwood and Palms soils have more than 26 degrees F difference between mean January and mean July soil temperatures. Philbon soils are slightly acid to mildly alkaline in the Oa layers. Shalcar soils are in depressional areas on outwash terraces, till plains and stream terraces. Elevation is 50 to 700 feet.