Britwater soils have an ochric epipedon, are fine-loamy, and are on higher terrace positions. Elsah soils are loamy-skeletal, have an ochric epipedon, and are on lower flood plains. Secesh soils are on low terraces and have an ochric epipedon. Some areas are flooded one or more times a year. Most areas are cleared and used for pasture, hay, or are cultivated for corn and other crop production.
Native vegetation is red, water, and white oaks, sweetgum, black walnut, sycamore, maple, and ash.
The series is moderately extensive. The Healing series formerly was included in the Ashton series.