Bring the Outdoors Home

Blue Oat Grass | Plant Profile

Blue Oat Grass (Helictotrichon semervirens) is a dramatic ornamental grass with a blue hue and long upright blades. This grass is clumped at the bass and splays out with height. This is similar in appearance to Blue Fescue, but is much larger. Flowers appear at the top of the grass and resemble wheat or oats.

Growth can reach up to 3′. Conditions for growth should be dry to medium soil that is well drained. Blue Oat Grass requires full sun. If planted in the proper locations, it is a low maintenance plant with vibrant texture and summer interest.

Blue Oat Grass can be an accent to a centerpiece or is a wonderful border. It can bring color and texture along driveways, walkways, and fencing.


Blue Oat Grass Characteristics

Blue Oat Grass is a large and dramatic ornamental grass. It's blue blades stand out among other green an yellow grasses. It can bring height to a small garden where trees would be too cumbersome. The blue colors are similar to that of the Blue Fescue and Blue Spruces and may work well together as accent pieces.

Soil have even moisture and have good drainage. Full sun to part shade is ideal for this grass. If not given enough sun and air circulation, diseases and molds can occur, but is otherwise an easy to care for addition to a garden. Brown or dead foliage should be removed to preserve an attractive appearance and encourage new growth. Cutting it close to the ground in winter will stimulate new growth in the spring.


USDA Climate Zone
Zones  4 - 8
2.00 - 3.00'
2.00 - 2.50'
Bloom Time
Dry - Medium
Full Sun
Deer Resistant?