Ogeechee and Rains soils are gray in 60 percent or more of the matrix between the A or Ap horizon and a depth of 30 inches. Yemassee soils are on nearly level terraces and broad flats of the lower Coastal Plain. These are the similar Ogeechee , and Yauhannah series, plus Bladen , Chisolm , Coosaw , Craven , Eulonia , Hobcaw , and Wahee series. Bladen, Craven, Eulonia, and Wahee soils have a clayey particle-size control section. Chisolm and Coosaw soils have an arenic epipedon.
Hobcaw soils have an umbric epipedon.
The water table is about 1.0 to 1.5 feet below the soil surface for as much as 4 months during winter and early spring in most years. Forested areas are dominantly loblolly pine, slash pine, longleaf pine, sweetgum, blackgum, water oak, dogwood, and hickory. Cultivated areas are primarily used for corn, soybeans, small grain, truck crops, and pasture grasses. Lower Coastal Plain of South Carolina and possibly North Carolina and Virginia. The series is of moderate extent.