Purple prairie clover
Dalea purpurea Vent.
- light
- Full sun
- water
- Medium
- tall
- 60 cm
- wide
- 38 cm
Fabaceae
Formerly Kuhnistera purpurea, Petalostemon purpureus, Psoralea purpurea
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
- PerennialKew's checklist, not yet checked
- Climate
- TemperateKew's checklist, not yet checked
- Wild in
- C. Canada to WC. & EC. U.S.A.Kew's checklist, not yet checked
- Light
- Full sun (6 h or more)Read from NC State Extension, one source
- Height
- 30 cm to 89 cmRead from NC State Extension and Wikipedia, checked by a majority of its sourcesBacked by both sources. Sources differ: NC State Extension 1–3 ft; Wikipedia 20–90 cm
- Spread
- 30 cm to 46 cmRead from NC State Extension, one source
- Water
- Average: moist, well drainedRead from NC State Extension, one source
- Flowers
- PurpleRead from NC State Extension and Wikipedia, checked by a majority of its sourcesBacked by both sources. Sources differ: NC State Extension pink, purple; Wikipedia purple
- Coldest it survives
- -40 °C (USDA zone 3a)Read from NC State Extension, one source
Not known yet: heat, hottest it survives.
In other languages (1)
- Chinese
- 松果苜蓿, 紫瓣蕊豆, 紫色达利菊
Where this comes from
- Wikidata, read 2026-10-25, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- NC State Extension, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-25, fact, cited
- Wikimedia Commons, read 2026-10-25, Public domain
- 3D model: Dalea purpurea (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.