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Achnatherum Robustum is a perennial plant belonging to Poaceae or grass family

Images of Achnatherum Robustum at

Achnatherum Robustum is commonly known as sleepy grass is a perennial plant belonging to Poaceae or grass family.

Overview of Achnatherum Robustum

It grows on dry soil in the U.S. Midwest:
– South Dakota
– Nebraska
– Kansas
– Wyoming
– Colorado
– New Mexico
– Texas
– Arizona
– Hawaii
• Sleepy grass plants harboring a fungal species contain ergoline compounds.
• There’re such as lysergic acid amide.
• These compounds seem to be in charge of the sedative effects on mammals once they ingest the infected grass.
• It might fix Nitrogen.
• The flower can tolerate strong winds although not maritime exposure.
• Seed can be eaten raw, cooked or ground into a meal.
• It is used in making bread.
• It is used as thickener in soups.

Scientific Classification for Achnatherum Robustum

• Kingdom : Plantae
• (unranked) : Angiosperms
• (unranked) : Monocots
• (unranked) : Commelinids
• Order : Poales
• Family : Poaceae
• Genus : Achnatherum
• Species : A. robustum
• Binomial name : Achnatherum robustum

Growing/Caring conditions

• It truly is hardy to zone 8.
• It is in flower from May to July.
• The flowers are hermaphrodite (have both male and female organs) and therefore are pollinated by Wind.
• It could fix Nitrogen.

Cultivation Details
• It succeeds in moderately fertile soil with moisture.
• The plant succeeds in full sun.
• The species tolerate temperatures to about -5°c.
• It is only suitable for the milder elements of the United States.
• These plants roots in many cases are surrounded by a rhizo sheath that harbors nitrogen-fixing organisms.
• These organisms probably contribute to the species’ success like a colonizer.
• This plant is suitable for light, medium and heavy soils.
• It prefers well-drained soil.
• The suitable pH for this plant is acid, neutral and basic soils.
• It wouldn’t grow inside shade.
• It prefers moist soil.
• The plant can tolerate strong winds but is not maritime exposure.

• Get results from sowing the seed in a greenhouse.
• Cover the seed.
• It should germinate freely within two weeks.
• Prick your seedlings into individual pots.
• Do so if they’re adequate to manage and plant them in early summer.
• Division should be done in spring.
• Larger divisions might be planted out direct in their permanent positions.
• It’s preferable to pot the smaller divisions.
• Grow them by avoiding shade in a very cold frame.
• Do so before planting them out in late spring or early summer.

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