Boone County Arboretum
9190 Camp Ernst Road
Union, Kentucky 41091
Phone: (859) 384-4999
Fax: (859) 384-6888

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Cultural Details for Chasmanthium latifolium

Common Name:
Northern Sea Oats, River-Oats, Wood-Oats

Growth Rate:

Average Mature Height:

Average Mature Width:

Flower Details:
Flat flower spikes .75-1." long, green in summer maturing to copper, persistent into winter a celadon gray.

Fruit Details:

Fall Color:

Bark Details:

Disease / Insect Problems or Resistance:
No known pests or problems.

Native Habitat:
Southern, central and eastern North America Zones 5-9

Other Features:
Flat wheat-like seed heads are stunning in dry arrangements. The showiest of woodland grasses. Bamboo like foliage.

Culture and Care:
Grows best in deep rich soil partial shade with plenty of moisture. Appears dark green in shade, full sun a light green-yellow. Division in spring. Adaptable to varying soil and light conditions.

This plant was blooming:

Plantings of this cultivar at Boone County Arboretum:
Bed 165, Bed 172

    The information on this page may have come from one or more of the following sources:
  • Dirr, Michael. Manual of Woody Landscape Plants. Stipes Publishing. 1998.
  • Hightshoe, Gary L. Native Trees, Shrubs, and Vines for Urban and Rural America. John Wiley & Sons. 1988.
  • North Carolina Extension Plant Fact Sheets.
  • University of Connecticut Plant Database.