Apocynaceae
Butterfly milkweed
Asclepias tuberosa
- Family
- Apocynaceae
- Genus
- Asclepias
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Common names
By language (15)
- Arabic
- صقلاب درني
- arz
- صقلاب درنى
- Cherokee
- ᎫᎩ
- Chinese
- 块根马利筋, 柳葉馬利筋, 柳叶马利筋, 蝴蝶花马利筋
- Dutch
- Knolzijdeplant
- English
- Butterfly milkweed, Butterfly weed, Butterflyweed
- German
- Knollige Seidenpflanze, Orangene Seidenpflanze
- Greek
- Ασκληπιάδα
- Japanese
- ヤナギトウワタ
- Latvian
- Bumbuļu asklēpija
- nv
- Chʼil abeʼéntsxaaí
- Persian
- علف پروانه
- Russian
- Ваточник клубненосный, Ваточник туберозовый
- Spanish
- Acerates decumbens, Acerates decumbens var. erecta, Planta de Asclepio
- Swedish
- Orange sidenört
Synonyms
- Asclepias tuberosa f. tuberosa
- Asclepias tuberosa var. tuberosa
Flowers
- In flower
- May to August (from 11,435 flowering iNaturalist observations worldwide)
- Flower colour
- orange (USDA PLANTS Database)
Characteristics
- Growth habit
- Forb/herb
- Lifespan
- Perennial
- In the US and Canada
- Canada: native, Lower 48 states: native
Photos
FlowerPhoto: Michael J. Papay, CC BY 4.0, from iNaturalist 
FlowerPhoto: Drew Baxter, CC0, from iNaturalist 
FlowerPhoto: Mason Brock, CC0, from iNaturalist 
FlowerPhoto: Michelle W. （鍾偉瑋）, CC BY 4.0, from iNaturalist 
Photo: Ragesoss, CC BY-SA 3.0, from Wikimedia Commons 
Photo: H. Zell, CC BY-SA 3.0, from Wikimedia Commons Photo: stevebryant69, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: LBuffum, CC BY 4.0, from iNaturalist 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons Photo: zoomerdog, CC BY-SA 4.0, from Pl@ntNet via GBIF 
Photo: Salicyna, CC BY-SA 4.0, from Wikimedia Commons Photo: Nadine Foster-Day, CC BY-SA 4.0, from Pl@ntNet via GBIF
More in Asclepias
- BloodflowerAsclepias curassavicaApocynaceae
- Common milkweedAsclepias syriacaApocynaceae
- Swamp milkweedAsclepias incarnataApocynaceae
- Showy milkweedAsclepias speciosaApocynaceae
- Woollypod milkweedAsclepias eriocarpaApocynaceae
- Whorled milkweedAsclepias verticillataApocynaceae
- Spider milkweedAsclepias asperulaApocynaceae
- Heartleaf milkweedAsclepias cordifoliaApocynaceae
- Purple milkweedAsclepias purpurascensApocynaceae
- California milkweedAsclepias californicaApocynaceae
- Clasping milkweedAsclepias amplexicaulisApocynaceae
- Desert milkweedAsclepias erosaApocynaceae
Sources: classification, synonyms from World Flora Online Plant List (2026-06, CC0 1.0); common names, popularity from Wikidata (2026-10-26, CC0 1.0); common names, US characteristics from USDA PLANTS Database (2025-05-29, CC0 1.0). About our plant data.