TEHACHAPI, Calif.-Superior Sod has introduced a revolutionary new sod variety called Superior Plus with WaterSaver RTF. This product is a 100 percent turf-type tall fescue sod with self-repairing turf technology. RTF, which stands for Rhozomatous Tall Fescue is an advanced generation of turf-type tall fescue, which produces rhizomes. A rhizome is an underground stem that penetrates through the soil to spread the plant. For more information visit www.superiorsod.com.