Photo by Melody

PlantFiles: Red Milkweed, Tall Pink Bog Milkweed
Asclepias rubra

Family: Apocynaceae (a-pos-ih-NAY-see-ee) (Info)
Genus: Asclepias (ass-KLE-pee-us) (Info)
Species: rubra (ROO-bruh) (Info)

Synonym:Asclepias acuminata
Synonym:Asclepias cordata
Synonym:Asclepias lancifolia
Synonym:Asclepias laurifolia
Synonym:Asclepias periplocifolia

One vendor has this plant for sale.

8 members have or want this plant for trade.


24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Unknown - Tell us

USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:
Full Sun
Sun to Partial Shade
Light Shade

Handling plant may cause skin irritation or allergic reaction

Bloom Color:
Pale Pink
Magenta (Pink-Purple)

Bloom Time:
Mid Summer
Late Summer/Early Fall
Mid Fall


Other details:
This plant is attractive to bees, butterflies and/or birds
Very high moisture needs; suitable for bogs and water gardens

Soil pH requirements:
4.5 or below (very acidic)
4.6 to 5.0 (highly acidic)

Patent Information:

Propagation Methods:
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:
Unknown - Tell us

Click thumbnail
to view:

By xyris
Thumbnail #1 of Asclepias rubra by xyris

By kittysue
Thumbnail #2 of Asclepias rubra by kittysue


1 positive
2 neutrals
No negatives

Gardeners' Notes:

Positive kittysue On Sep 16, 2009, kittysue from Fairborn, OH wrote:

I enjoy growing all milkweeds. I purchased this species from a grower. It has normal soil mix growers use. I water it heavily everyday since it is not in a bog. I use about 3/4 inch of water.

Neutral frostweed On Nov 30, 2006, frostweed from Josephine, Arlington, TX (Zone 8a) wrote:

Red Milkweed, Tall Pink Bog Milkweed Asclepias rubra is native to Texas and other States.

Neutral xyris On Jan 24, 2005, xyris from Sebring, FL (Zone 9b) wrote:

Asclepias rubra is a plant of seepage slopes and bogs (often with Sarracenia spp.) mostly on the coastal plain from New York south to northern Florida and west to eastern Texas.


This plant has been said to grow in the following regions:

Clarksburg, New Jersey
Longview, Texas

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