Average annual precipitation is about 45 inches. Sultan silt loam - pasture. These soils are usually moist, but are dry in all parts between depths of 3 and 12 inches for 45 to 60 consecutive days during the summer. The particle-size control section averages less than 5 percent coarse fragments, less than 15 percent coarser than very fine sand, and has 20 to 35 percent clay. It has moderate to weak structure.
Reaction is slightly acid or neutral.
Texture is silt loam or silty clay loam. It has moderate or weak structure. Reaction is slightly acid or neutral. Textures is silt loam, very fine sandy loam, or silty clay loam. Reaction is slightly acid or neutral.