Chasmanthium latifolium

Northern Sea Oats, River-Oats, Wood-Oats
 

Mature Size, Growth, Longevity

Average mature size of 2-3' tall and 2' wide. Fast growth rate.

Native Range

Southern, central and eastern North America.

Flower and Fruit Details

Flowers are in flat spikes, 0.75-1." long, green in summer maturing to copper, persistent into winter as a celadon gray.

Leaf and Bark Features

Copper fall color.

Culture and Care

Adaptable to varying soil and light conditions. Grows best in deep, rich soil with plenty of moisture in part shade. Appears dark green in shade, a light green-yellow in full sun. Divide in spring. Zones 5-9. No known pests or problems.

Strengths, Weaknesses, Other Facts

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

Taxa and Plants of this Species at BCA

The following taxa are (or were) represented in the collections at Boone County Arboretum. Additional taxa may be available in the trade that are not included here.

  • Chasmanthium latifolium // Northern Sea Oats, River-Oats, Wood-Oats ("straight species")
    Grass.
    Bed 172