Cortaderia Species, Silver Pampas Grass, Uruguayan Pampas Grass
Cortaderiaselloana

Synonym:Cortaderia argentea

Synonym:Arundo selloana

Category
Ornamental Grasses and Bamboo

Water Requirements
Drought-tolerant; suitable for xeriscaping

Sun Exposure
Full Sun

Foliage
Grown for foliage
Evergreen

Foliage Color

Height
8-10 ft. (2.4-3 m)
10-12 ft. (3-3.6 m)
12-15 ft. (3.6-4.7 m)

Spacing
36-48 in. (90-120 cm)

Hardiness
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)

Where to Grow

Danger
Plant has spines or sharp edges; use extreme caution when handling

Bloom Color
White/Near White
Cream/Tan

Bloom Characteristics

Bloom Size

Bloom Time
Late Summer/Early Fall

Other details
May be a noxious weed or invasive

Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information
Non-patented

Propagation Methods
By dividing the rootball

Seed Collecting
Bag seedheads to capture ripening seed
Collect seedhead/pod when flowers fade; allow to dry
Properly cleaned, seed can be successfully stored