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PlantFiles: Bloodflower, Swallow-wort, Butterfly Weed, Mexican Milkweed, Scarlet Milkweed
Asclepias curassavica 'Silky Scarlet'

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Family: Apocynaceae (a-pos-ih-NAY-see-ee) (Info)
Genus: Asclepias (ass-KLE-pee-us) (Info)
Species: curassavica (ku-ra-SAV-ik-uh) (Info)
Cultivar: Silky Scarlet

Synonym:Asclepias cubensis
Synonym:Asclepias margaritacea

4 members have or want this plant for trade.

View this plant in a garden

Category:
Annuals
Tropicals and Tender Perennials

Height:
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)

Spacing:
18-24 in. (45-60 cm)

Hardiness:
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)
USDA Zone 9a: to -6.6 C (20 F)
USDA Zone 9b: to -3.8 C (25 F)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)
USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:
Full Sun

Danger:
Parts of plant are poisonous if ingested

Bloom Color:
Red-Orange

Bloom Time:
Mid Summer
Late Summer/Early Fall

Foliage:
Herbaceous

Other details:
This plant is attractive to bees, butterflies and/or birds
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)

Patent Information:
Non-patented

Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors

Seed Collecting:
Bag seedheads to capture ripening seed
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored

Click thumbnail
to view:

By melody
Thumbnail #1 of Asclepias curassavica by melody

By melody
Thumbnail #2 of Asclepias curassavica by melody

Profile:

1 positive
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive Domehomedee On May 27, 2014, Domehomedee from Arroyo Grande, CA (Zone 9a) wrote:

I've had these growing in my garden for years. They usually only last three years, but I get a couple volunteers each year so they are self perpetuating. They are pretty and I get Monarch cats on them yearly.

Neutral Magpye On Sep 28, 2006, Magpye from NW Qtr, AR (Zone 6a) wrote:

Asclepias curassavica .. is also known as, Tropical Milkweed.

Regional...

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

Arroyo Grande, California
Port Charlotte, Florida
Florence, Mississippi
Purvis, Mississippi
Belton, Texas
Los Fresnos, Texas



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