The Manual on Uniform Traffic Control Devices (MUTCD) is approved by the Federal Highway Administrator. as the National Standard in accordance with Title 23 U.S. Code, Sections 109(d), 114(a), 217, 315, and 402(a), 23 CFR 655, and 49 CFR 1.48(b)(8), 1.48(b)(33), and 1.48(c)(2).
The dominant vegetation types are grassy prairie and grass steppe in which numerous species of the grass genus Stipa are particularly conspicuous. Pampas grass (Cortaderia selloana) is an iconic species of the Pampas. Vegetation typically includes perennial grasses and herbs.
Dig a hole with a shovel for planting the pampas grass in the late spring. 1  The hole should be around 15 inches (38 cm) deep and about 17 inches (43 cm) wide for planting a gallon container of pampas grass.2  Place holes at least 6 feet (1.8 m) apart if planting multiple clumps of pampas grass.3  4 Edit step.ig a hole with a shovel for planting the pampas grass in the late spring. 1  The hole should be around 15 inches (38 cm) deep and about 17 inches (43 cm) wide for planting a gallon container of pampas grass.