Green comet milkweed (Asclepias viridiflora) is a native perennial herb of central and eastern North America, growing up to about 50 cm tall with greenish-white flowers. It thrives in open, sunny to partly shaded prairies, fields and roadsides with well-drained soil.
Family
Apocynaceae (Dogbane family)
Grows as
Bulb
Light
Full sun, Part shade
Water
Water during dry spells in the first season, then rely mostly on rainfall once established.
Soil
Well-drained soil, tolerant of poor and dry conditions.
Temperature
Hardy in cold winters; native from southern Canada to northern Mexico.
How easy
Easy
Safety
Toxic: All parts of milkweeds contain cardiac glycosides that can cause nausea, vomiting and heart irregularities if eaten.
Edible
Yes, some parts
Native range
WC. & E. Canada to Mexico (Coahuila)
Climate
temperate
About
Asclepias viridiflora; also known as green comet milkweed, green-flower milkweed, and green milkweed; is a species of milkweed (Asclepias). The plant is located in the eastern and central United States, ranging between Connecticut to Georgia and Arizona to Montana, and is also in southern Canada and northern Mexico. The Latin epithet viridiflora translates as "green-flowered".
Asclepias viridiflora is an erect to ascending herb up to 50 cm tall, with greenish-white flowers. The pods lack the warts and tubercules common on other species of Asclepias. It grows in moist to dry shaded roadsides, fields, and prairies.
Text excerpted from the Wikipedia article Asclepias viridiflora by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.
The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.