Asclepias humistrata


Asclepias humistrata, (Sandhill, Pinewoods Milkweed)

General Description

Humistrata means low growing or sprawling, a term that fits the prostrate growth form of this species with stems that are flat or nearly flat to the ground. Stems are purplish, a color that continues along the veins into the dull green leaves.


Form/Growth

Distribution: AL, FL, GA, LA, MS, NC, SC

Flower: Color is pink to white. Corolla color generally a light pink compared to the hoods and horns that are cream to white. Flower size, approximately 3/16 in (5 mm) wide by 7/16 in (1 cm) long.  30 +/- flowers per umbel.

Foliage: Ascending. Stem and veins in the leaves are a pale purple. Leaf arrangement is opposite and attachment is sessile.

Habitat: Dry areas with sandy soils, often within or adjacent to relatively open forests.

Height: 1-3 ft (30-91 cm).

Leaves: Clasping. Color is dull green with pink to purple veins.

Roots: Taproot.

Toxicity: High.


Reproductive

Blossoming Season: March – June.

Life span: NA

Propagation: By seed.

Pods: 3-5 in (7 ½ – 12 3/4 cm) long. Stands erect.

Seed Color: Brown.


Environment and Growth Requirements

Maintenance: Low.

Overhead Conditions: Full sun to nearly full sun.

Precipitation: 30-60 in (76-152 cm) annually.

Soil Texture: Sandy and dry.

Temperature: Can tolerate minimum temperatures of 10 to 20 Fahrenheit (-12 to -6 Celsius).



Work Cited: enature.com, Plants.usda.gov, plants.ifas.ufl.edu, wikipedia.org, meltonwiggins.com, Arborday.org, Eduplace.com, Wildflower.org, Wildflowers of the Eastern United States, Wilbur H. Duncan, Marion B. Duncan

Photos: Edith Smith

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