Achnatherum calamagrostis (L.) P.Beauv.

Silver Spike Grass, Spear Grass, Needle Grass

Family: Poaceae

Genus: Achnatherum

Category: Grass

Zones: 5 to

Size: 3' tall with inflorescences

Exposure: Sun, Filtered Sun, Part Shade


Grey-green foliage with narrow blades. Clump forming, cool season grass. Silver-green inflorescences in late spring changing to beige by August. Floppy if high humidity. (Darke). Rabbit resistant (Oudolf).


Native to central and southern Europe at high elevations.

Published in Ess. Agrostogr. 19: t. 6, f.146 in 1812.

Basionym Agrostis calamagrostis L.

Synonym Stipa calamagrostis (L.) Wahlenb.


Sources of Information

© 2010-12 Lisa J. Miner