Kitchen Garden | Organic Gardens | Potted Plants | Growing Plants

Amazon Stuff

June 2013
« May   Jul »

Facebook Fan Page

Achnatherum Lettermanii or Letterman’s needlegrass is a species of grass.

Images of Achnatherum Lettermanii at

Achnatherum Lettermanii which is also known by the name Letterman’s needlegrass is a species of grass.

Overview of Achnatherum Lettermanii

• It’s native to the western US.
• This is from California to Montana to New Mexico.
• Here, this can be a resident of several forms of habitat.
• Achnatherum lettermanii is a tufting perennial bunchgrass.
• It forms large clumps of erect stems.
• They are nearly about 80 centimeters tall.
• The leaves are short and slightly curly.
• The inflorescence is up to around about 19 centimeters long.
• It possesses open branches with few spike lets.
• Each spike let is only a centimeter long.
• But possess an awn.
• This awn can be nearly about 2.5 centimeters in total.
• The awn has two kinks.
• It was formerly called Stipa lettermanii.
• It is a perennial bunch grass.
• It is fewer droughts tolerant.
• It begins its distribution at slightly higher elevations.
• It is excellent for re-vegetation of upper elevation sites.
• The panicles usually are shorter and fewer.
• They are flowered along with the seeds that are slightly smaller.

Scientific Classification for Achnatherum Lettermanii

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

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.

Leave a Reply

You can use these HTML tags

<a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>