Two state-threatened plant species are found on the tract. The remnants are especially noteworthy because of their location at the northeastern edge of the prairie-oak savanna region in Wisconsin. The soil type in the north and south segments is Poygan silty clay loam, characterized by 6 inches of black, friable silty clay or clay loam underlain to 36 inches with various layers of mottled clay. The central unit has Maumee and Superior silt loams underlain by clay. Land Control - Winnebago County.
Management includes prescribed burns, brushing, and removal of exotic plants.
The trail is monitored and policed regularly. A multi-purpose trail bisects the segments. The site was designated a state natural area in January 1980. A plant species list and breeding bird surveys are on file.