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NC Native Plant Society:
Plant Details

Asclepias verticillata

Whorled Milkweed

Scientific Name:

Asclepias verticillata

Genus:

Asclepias

Species Epithet:

verticillata

Common Name:

Whorled Milkweed

Plant Type

Herb/Wildflower

Life Cycle

Perennial

Plant Family

Apocynaceae (Dogbane Family)

Native/Alien:

NC Native

Invasive Status:

(*Key)

Size:

0-1 ft., 1-3 ft.

Bloom Color(s):

White, Green

Light:

Sun - 6 or more hours of sun per day, Part Shade - 2 to 6 hours of sun per day

Soil Moisture:

Dry, Moist

Bloom Time:

May, June, July, August, September

Growing Area:

Mountains, Piedmont, Sandhills, Coastal Plain

Habitat Description:

Barrens, thin soils of rock outcrops (especially mafic rocks), thin woodlands, sandhills. Uncommon in NC mountains, common in piedmont, uncommon in coastal plain.

Leaf Arrangement:

Opposite

Leaf Retention:

Deciduous

Leaf Type:

Leaves veined, not needle-like or scale-like

Leaf Form:

Simple

Life Cycle:

Perennial

Wildlife Value:

Important for Wildlife

Landscape Value:

Suitable for home landscapes

State Rank:

S5: Secure (*Key)

Global Rank:

G5 - Secure (*Key)

Asclepias verticillata blossom detail. Blossoms are white with green strongly-reflexed corolla lobes often tinged with purple.

The Scientific Name is Asclepias verticillata. You will likely hear them called Whorled Milkweed. This picture shows the Asclepias verticillata blossom detail.  Blossoms are white with green strongly-reflexed corolla lobes often tinged with purple. of Asclepias verticillata

Will Stuart

The leaves of Whorled Milkweed are very slender (1-2 mm wide) with rolled margins.

The Scientific Name is Asclepias verticillata. You will likely hear them called Whorled Milkweed. This picture shows the The leaves of Whorled Milkweed are very slender (1-2 mm wide) with rolled margins. of Asclepias verticillata

Will Stuart

Close-up of leaves

Garden in Orange County, NC

The Scientific Name is Asclepias verticillata. You will likely hear them called Whorled Milkweed. This picture shows the Close-up of leaves of Asclepias verticillata

Bettina Darveaux

Links:

USDA PLANTS Database Record

NC Extension Gardener Plant Toolbox: https://plants.ces.ncsu.edu/plants/asclepias-verticillata/

Vascular Plants of NC: https://auth1.dpr.ncparks.gov/flora/species_account.php

700 Bird-friendly Plants for NC: https://nc.audubon.org/700



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