Greek milkweed
അസ്ക്ലെപിയാസ് സ്പെഷിയോസ
Asclepias speciosa Torr.
- light
- Full sun
- water
- Medium
- tall
- 1.2 m
- wide
- 84 cm
Apocynaceae
Also called Pink milkweed, Showy milkweed
Formerly Asclepias douglasii, Asclepias giffordii, Asclepias longicornis
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
- W. & C. Canada to W. & C. U.S.A.Kew's checklist, not yet checked
- Light
- Full sun (6 h or more)Read from Red Butte Garden and University of Nebraska-Lincoln BYF, checked by a majority of its sourcesBacked by both sources
- Height
- 1.2 mRead from Red Butte Garden, University of Nebraska-Lincoln BYF and Wikipedia, checked: the middle of what its sources sayThe middle of 3 sources, which all differ. Sources differ: Red Butte Garden 3–3 ft; University of Nebraska-Lincoln BYF 4–6 ft; Wikipedia 120–120 cm
- Spread
- 76 cm to 91 cmRead from Red Butte Garden and University of Nebraska-Lincoln BYF, checked: the middle of what its sources sayHalfway between its 2 sources, which differ. Sources differ: Red Butte Garden 2–2 ft; University of Nebraska-Lincoln BYF 3–4 ft
- Water
- Average: moist, well drainedRead from Red Butte Garden and University of Nebraska-Lincoln BYF, 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: Red Butte Garden medium; University of Nebraska-Lincoln BYF low
- Flowers
- Pink, white, purpleRead from Red Butte Garden, University of Nebraska-Lincoln BYF and Wikipedia, checked by a majority of its sourcesBacked by 2 of 3 sources. Sources differ: Red Butte Garden pink, purple, white; University of Nebraska-Lincoln BYF pink, white; Wikipedia pink, purple
- Coldest it survives
- -40 °C (USDA zone 3a)Read from Red Butte Garden and University of Nebraska-Lincoln BYF, checked by a majority of its sourcesBacked by both sources
Not known yet: heat, hottest it survives.
In other languages (3)
- Finnish
- tähtisilkkiyrtti
- Chinese
- 美丽马利筋
- Malayalam
- അസ്ക്ലെപിയാസ് സ്പെഷിയോസ
Where this comes from
- Wikidata, read 2026-10-26, CC0-1.0
- Kew's checklist, read 2026-10-24, CC-BY-4.0
- Red Butte Garden, read 2026-10-25, fact, cited
- University of Nebraska-Lincoln BYF, read 2026-10-25, fact, cited
- Wikipedia, read 2026-10-25, fact, cited
- Wikimedia Commons, read 2026-10-25, CC BY 2.0
- 3D model: Asclepias speciosa (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.