Rose Milkweed - Asclepias incarnata

Phonetic: as-KLEE-pee-as in-kar-NAH-tuh

Rose Milkweed is an exceptional plant for pollinators, attracting Hawk moths, Swallowtail butterflies, Fritillaries, Monarchs, skippers, bumble bees and numerous other nectar seekers - even an occasional hummingbird. Monarch butterflies lay their eggs exclusively on plants in the Asclepias genus, otherwise known as milkweeds. This milkweed will thrive in average garden soil. The 3-5 foot plant forms a stately clump with upright stems, long narrow leaves and clusters of fragrant pink flowers - followed by attractive seed pods for late season interest. The pods split open when ripe releasing their silky-haired seeds to the wind.

• Hardiness Zone:  3-8
• Native Region: BONAP Map
• BONAP Map Key Color Guide: Map Color Key
• Sun Exposure:  Full Sun to Partial Shade
• Flower Color:  Pink
• Bloom Time:  June, July
• Soil Type:  Moist - Wet
• Mature Plant Size:  3-5'H, 2-3'W
• Plant Spacing:  2'
• Host Plant:  Monarch and Queen Butterfly
• Attracts:  Bees, Birds, Butterflies
• Advantages:  Deer resistant, fragrant, tolerates clay soil
• Landscape Uses:  Butterfly garden, cottage gardens, perennial borders, pond and stream edges, wet meadows
• Companion Plants:  Blue Flag Iris, Cardinal Flower, Common Boneset, Great Blue Lobelia, New England Aster, Scarlet Bee Balm
• Deer Resistant

Rose milkweed brings lasting beauty to gardens while supporting a wide variety of beneficial wildlife. Its upright growth and soft pink blooms make it a natural fit for perennial borders, rain gardens, and other areas with consistently moist soil. Rather than fading into the background after flowering, this native plant continues to add texture with attractive seed pods that remain eye-catching well into fall.

As your garden matures, rose milkweed can become an anchor plant among other flowering species. Its vertical habit adds depth, while its blooms complement everything from native grasses to late-season wildflowers. Planting several together creates a fuller display and helps the flowers stand out from a greater distance without overwhelming nearby plants.

Rose milkweed also thrives in places that can be difficult to landscape. Low spots, pond edges, drainage areas, and other locations with reliable moisture often provide excellent growing conditions. Once established, plants generally return each year, making them a dependable addition for gardeners who prefer long-lasting beauty over replanting annuals every season.

For even more seasonal interest, pair rose milkweed with native perennials that bloom before and after it. A thoughtful mix of plants can provide changing colors and continuous visual appeal throughout much of the growing season.

When planning your garden, consider these simple ideas:

• Plant in groups for greater visual impact.
• Allow space for mature growth and healthy airflow.
• Combine with ornamental grasses for natural contrast.
• Include early and late bloomers for extended color.
• Leave seed pods standing to enjoy winter texture.

Ready to add rose milkweed to your landscape? Contact Bagley Pond Perennials today to learn about plant availability and receive helpful guidance as you choose the right selections for your garden and growing conditions throughout the planting season ahead.

Frequently Asked Questions

Does rose milkweed spread aggressively?

Rose milkweed gradually forms larger clumps over time but is generally not considered an aggressive spreader in most home gardens. Gardeners who prefer a fuller planting often add several plants together instead of relying on rapid natural spread.

Can rose milkweed be grown in a rain garden?

Yes. Rose milkweed is well suited for rain gardens because it tolerates consistently moist soil while helping fill areas that receive periodic runoff. It can also perform well near ponds and other damp locations with adequate sunlight.

How should I prepare the planting area?

Choose a location with moisture-retentive soil and remove competing weeds before planting. Mixing organic matter into poor soils may improve water retention during establishment while allowing roots to develop more easily.