It is moderately or strongly alkaline. These are the Broadax , McKay , Nephi , Parleys , and Wannacott series. Broadax, McKay, Nephi, Parleys, and Wannacott soils are deeper than 40 inches to bedrock. Morrow soils are on slopes 0 to 40 percent at elevations of 1,800 to 3,500 feet. The soils formed in loess mixed with some old alluvium or residuum weathered from basalt.
Summers are warm and dry.
F. Mean annual precipitation is 12 to 16 inches. Frost-free season is 110 to 175 days. These are the Bakeoven , Lickskillet and Wrentham soils. Bakeoven, Lickskillet and Wrentham soils contain more than 50 percent fragments coarser than 2mm. Bakeoven and Lickskillet soils are less than 20 inches deep to bedrock.