Achnatherum calamagrostis

Achnatherum calamagrostis
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Monocots
Clade: Commelinids
Order: Poales
Family: Poaceae
Subfamily: Pooideae
Genus: Achnatherum
Species:
A. calamagrostis
Binomial name
Achnatherum calamagrostis
(L.) Beauv.
Synonyms

Stipa calamagrostis

Achnatherum calamagrostis (syn. Stipa calamagrostis) is a species of flowering plant in the grass family Poaceae, known by the common names spear grass, needle grass, and silver spike grass. It is an ornamental grass native to the clearings in the mountains of central and southern Europe, which grows in mounds of blue-green leaves and long, silvery plumes. A. calamagrostis can grow up to 91 cm in height.[1]

Under the synonym Stipa calamagrostis, this plant,[2] and the cultivars 'Allgäu'[3] and 'Lemperg' have won the Royal Horticultural Society's Award of Garden Merit.[4]

References

  1. ^ Achnatherum calamagrostis| Silver Spike Grass | High Country Gardens, highcountrygardens.com. Retrieved 2025-08-09
  2. ^ "Stipa calamagrostis". www.rhs.org. Royal Horticultural Society. Retrieved 5 March 2021.
  3. ^ "Stipa calamagrostis 'Allgäu'". RHS. Retrieved 5 March 2021.
  4. ^ "Stipa calamagrostis 'Lemperg'". RHS. Retrieved 5 March 2021.
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