Growing Zone for Pampas Grass

Pampas grass is an ornamental grass that can grow as tall as 10 feet in clumps as wide as 6 feet. Pampas grass has soft, feathery seed spikes. This perennial grass is well suited for a number of climate zones.

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Pampas grass grows very tall, with soft, feathery seed spikes.

Zone 6

Pampas grass is considered marginally hardy in United States Department of Agriculture Hardiness Zone 6, according to the University of Georgia. Temperatures in Zone 7 can drop to -10 degrees Fahrenheit. If temperatures stay at this level for too long, the grass may be damaged.

Zone 7

The University of Georgia lists USDA Hardiness Zone 7 as also being a marginal zone where pampas grass can sometimes do well, but where winter temperatures may damage the grass. Temperatures in Zone 7 can reach 0 F.

Zone 8 and Above

Zone 8 is another zone where pampas grass can grow with no risk of damage from winter temperatures. Although temperatures in USDA Hardiness Zone 8 can reach below freezing, around 15 F, temperatures this cold won't adversely affect pampas grass.


Ma Wen Jie

Although he grew up in Latin America, Mr. Ma is a writer based in Denver. He has been writing since 1987 and has written for NPR, AP, Boeing, Ford New Holland, Microsoft, RAHCO International, Umax Data Systems and other manufacturers in Taiwan. He studied creative writing at Mankato State University in Minnesota. He speaks fluent Mandarin Chinese, English and reads Spanish.