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Indian Grass 'Sioux Blue'

Sorghastrumnutans

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Family
Poaceae (poh-AY-see-ee)
Info
Genus
Sorghastrum (sor-GAS-trum)
Info
Species
nutans (NUT-ans)
Info
Synonym
Sun Exposure
Full Sun
Foliage
Grown for foliage
Herbaceous
Provides Winter Interest
Height
4-6 ft. (1.2-1.8 m)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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)
Danger
N/A
Bloom Color
Cream/Tan
Bloom Time
Late Summer/Early Fall
Other Details
Category
Ornamental Grasses and Bamboo
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow

Unknown - Tell us

Bloom Characteristics
Flowers are good for drying and preserving
Bloom Size

Unknown - Tell us

Other details
May be a noxious weed or invasive
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information

Unknown - Tell us

Propagation Methods
By dividing the rootball
From seed; direct sow outdoors in fall
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Hanna City, Illinois

Logansport, Indiana

Portland, Indiana

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braun06
Irving, TX (Zone 8a) | May 2005 | positive

This is a very beautiful native grass. Foliage takes on a beautiful silvery green color and the flowers develop late in the summer. The...Read More

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