Texas Tech University

Inland Sea Oats, Wood Oats

Chasmanthium latifolium
Grasses

As one of the relatively few ornamental grasses that tolerate shade, inland sea oats can be a useful addition to difficult sites.  Its ability to withstand not only shade, but also drought and heat make it resilient, while its broad leaves and drooping seed panicles add ornamental character to both landscapes and dried arrangements.

(Detailed plant information can be found at the bottom of the page.)
Chasmanthium latifolium

Chasmanthium latifolium Photo Gallery



Chasmanthium latifolium Plant Information

Classification  
   
Scientific Name: Chasmanthium latifolium
Common Name: inland sea oats

wood oats
Family: Poaceae
Suggested Uses: perennials, ornamental grasses
   
Characteristics  
   
Plant Form: upright, spreading
Height: 2 - 4 feet
Spread: spreading
Foliage: flat, glabrous leaves with rough margins

medium-textured foliage

winter foliage is an attractive bronze
Flower: dark green to light brown seeds in drooping 5-10 inch long panicles
Bloom Period: Summer - Fall
   
Environment  
   
Sun: partial shade
Water: low water requirement
Soil: adaptable
Heat Tolerance: high heat tolerance
USDA Zone: zones 5 - 9
Native Range: Midwest, Northeastern, and Southern US

Northeastern Mexico
   
Care  
   
Maintenance: mow near to ground if plant looks rough in autumn

moderate growth rate

self-sows, but easy to remove

progagation by division
   
Additional Notes: valued for use in dried arrangements, as an erosion control plant for slopes, and as a shade-tolerant ornamental grass

TTU Plant Resources