Hemp-agrimony
Eupatorium cannabinum L.
- light
- Sun–part
- water
- Medium
- tall
- 1.2 m
- wide
- 1.2 m
Asteraceae
Formerly Eupatorium allaisii, Eupatorium birmanicum, Eupatorium caucasicum, Eupatorium corsicum, and 13 more
When it flowers
Not known yet in the tropics: too few flowering observations to read a season from.
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
- PerennialKew's checklist, not yet checked
- Climate
- TemperateKew's checklist, not yet checked
- Wild in
- Europe to C. Asia and Iran, NW. AfricaKew's checklist, not yet checked
- Light
- Full sun to part shade (3 h or more)Read from RHS, one source
- Height
- 99 cm to 1.5 mRead from RHS, one source
- Spread
- 99 cm to 1.5 mRead from RHS, one source
- Water
- Average: moist, well drainedRead from RHS and Wikipedia, not yet checked: its sources are splitTied: no reading has a majority of the 2 sources, so all are kept for a person to settle. Sources differ: RHS medium; Wikipedia high
- Flowers
- Pink, purpleRead from RHS and Wikipedia, checked by a majority of its sourcesBacked by both sources. Sources differ: RHS pink, purple; Wikipedia pink, purple, white
- Coldest it survives
- -20 °C (USDA zone 6b)Read from RHS, one source
Not known yet: heat, hottest it survives.
In other languages (9)
- German
- Wasserdost, Gewöhnlicher Wasserdost
- Slovenian
- konjska griva
- Dutch
- Koninginnekruid, koninginnenkruid
- Asturian
- oriéganu d'agua
- Czech
- sadec konopáč
- Finnish
- rantapunalatva
- French
- eupatoire chanvrine
- Chinese
- 大麻叶佩兰, 大麻叶泽兰
- Simplified Chinese
- 大麻叶泽兰
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- RHS, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-25, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY-SA 4.0
- 3D model: Eupatorium cannabinum (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.