Grassy Slough WMA covers 1,016 acres and is located in McCurtain County, Oklahoma. The WMA is 7 miles south of Idabel on highway 259. Habitat consists of a 120 acre Moist Soil Unit divided into three compartments. The area is mostly old farm fields with some areas replanted to hardwoods. The variety of trees include six species of oak as well as ash, hickory, pine, river birch, willow, as well as sand plum, holly, sumac, and a great variety of grasses and legumes. Soil types vary from deep sand to sandy loam. The average annual precipitation for the area is 53 inches.
WMA Driving Directions: 11 miles south of Idabel on U.S. Hwy 259 to the green trash dumpsters on east side of highway