Sporobolus wrightii (Giant Sacaton) Native to SW NA. 3-4' foliage. Flowers to 6'. Full sun. Wide variety of soils. Extremely drought top once est. Hardy to 0. Space 4-5' o.c. Beautiful arching grey-green foliage is topped by impressive golden flowers that rise 3-4' above the leaves . This well-behaved clumping grass is stunning when backlit.