Size: 17 acres Ownership: Owned by Nelson and Emiline Wieting with a conservation easement held by NPAT. The Wieting family conserved the family hay meadow for several generations, and Nelson and Emiline Wieting protected their prairie permanently for future generation via a conservation easement with NPAT. Nelson L. Wieting Prairie is a tallgrass prairie remnant of the Blackland Prairie. Texas' Blackland Prairie is part of the endangered tallgrass prairies of North America, of which less than 1% remains due to conversion to agriculture and development. Little Bluestem (Schizachyrium scoparium), Indiangrass (Sorghastrum nutans), and Big Bluestem (Andropogon gerardii) are dominant grasses.