Permeability is moderately rapid in the solum and rapid or very rapid in the substratum. Walpole soils have a water table at or near the surface much of the year. Most areas are wooded. Cleared areas are used for hay and pasture. Drained areas are used for silage corn and hay.
Common trees are red maple, white oak, white ash, aspen, elm, white pine, and hemlock.
Walpole series has been correlated in some published surveys in Maine, but after conducting temperature studies, Maine no longer recognizes the mesic soil temperature regime. The series is of moderate extent. Windham County, Connecticut, 1947. This revision reflects a slight change in the official type location. Endoaquepts subgroup based on saturation to a depth of 200 cm from the mineral soil surface.