Decross soils are on relict alluvial fans, fan aprons, and pediment toeslopes. Slopes are 0 to 60 percent. The mollic epipedon is 16 to 40 inches thick. Depth to the calcic horizon ranges from 20 to 40 inches. EC is less than 2 mmhos.
Reaction is slightly acid through slightly alkaline.
Coarse fragments range from 0 to 15 percent pebbles or channers. It is loam, silty clay loam, or clay loam averaging 18 to 35 percent clay. EC is less than 2 mmhos. Reaction is neutral or slightly alkaline. Coarse fragments range from 0 to 15 percent pebbles or channers.