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Swamp Milkweed (Asclepias incarnata) – Flower of the Hour

08/03/2024

Asclepias incarnata, commonly called Swamp Milkweed or Rose Milkweed, is a beautiful bi-color pink/white flower, which, in Ohio, can grow about 3-4 feet tall. It grows in damp to wet soil, around ponds, or even in prairies. In blooms after the Common Milkweed in mid-summer. It has a flower head, made up of several flowers in a bunch. Upon close inspection, it’s flowers look to have spikes curved inward and is quite attractive. Even though it’s latex sap is poisonous to most insects and animals if eaten, the butterfly larvae love it and prefer it as their place to lay their eggs and feed.

Butterfly on Swamp Milkweed (Asclepias incarnata).

Common Name: Swamp Milkweed, Rose Milkweed

Species Recorded: Asclepias incarnata

Date Recorded: 7/31/2024

Native Where Recorded: Yes

Where: Hoover Nature Trail, Hoover Reservoir Park, Westerville, Ohio

Bloom Status: Peak Bloom

Color and Shape: Numerous pink and white flowers arranged together on a 3 ft stem.

Density of Colony: Sparse

More information can be found on my Resource Page for Swamp Milkweed (Asclepias incarnata).

Swamp Milkweed in a wet prairie.
Swamp Milkweed closeup.

Flower of the Hour Series

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