Crested hair-grass
Koeleria macrantha (Ledeb.) Schult.
- light
- Full sun
- water
- —
- tall
- 51 cm
- wide
- —
Poaceae
Also called June grass, Prairie Junegrass
Formerly Aira macrantha
When it flowers
JFMAMJJASOND
Not known yet in the tropics: too few flowering observations to read a season from.
PetsNo pet-safety information yet
PeopleNo safety information yet
If a child, a pet or anyone may have eaten a plant, contact a doctor or vet straight away, or call the National Poisons Information Centre (AIIMS, New Delhi) on 1800 116 117, free and open 24 hours.
Something wrong with it?About it
- Grows as
- Perennial or annualKew's checklist, not yet checked
- Climate
- TemperateKew's checklist, not yet checked
- Wild in
- Temp. Northern Hemisphere to MexicoKew's checklist, not yet checked
- Light
- Full sun (6 h or more)Read from Chicago Botanic Garden, one source
- Height
- 51 cmRead from Chicago Botanic Garden, one source
- Flowers
- GreenRead from Chicago Botanic Garden, one source
- Coldest it survives
- -40 °C (USDA zone 3a)Read from Chicago Botanic Garden, one source
Not known yet: spread, water, heat, hottest it survives.
In other languages (9)
- Chinese
- 洽草, [艹／洽]草, 溚草
- Simplified Chinese
- 𫈰草
- Czech
- smělek štíhlý
- German
- Zierliches Schillergras
- Finnish
- hentotoppo
- French
- koelérie grêle
- Upper Sorbian
- Šwižna šěrawka
- Hungarian
- nagyvirágú fényperje
- Dutch
- smal fakkelgras, Smal fakkelgras
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- Chicago Botanic Garden, read 2026-10-25, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY-SA 3.0
- 3D model: Koeleria macrantha (built for Vanagrha) by Vanagrha, own
A fact “checked by a majority of its sources” was settled by a vote of the pages it was read from, not by a person reading it; one marked “one source” rests on that page alone. Anything else not marked checked has not been checked yet. Where nothing is known, the page says so rather than guess.