| Scientific Name: | Asclepias incarnata |
| Common Name: | swamp milkweed |
| Family Name: | Asclepiadaceae |
| Origin: | U.S. - northeast, U.S. - southeast |
| Hardiness Zone: | Zone 3: (-40 to -34 °C) |
| Plant Type: | Herbaceous perennial |
| Mature Size: | 0.7 - 1.3m x 0.6 - 1.0m (height x width) |
| Habit: | Arching |
| Form: | Vase |
| Texture: | Medium |
| Landscape Uses: | Attract birds, Attract butterflies, Perennial border, Summer interest, Waterside planting |
| Exposure: | Full sun |
| Soil or Media: | Bog, Well-drained |
| Leaves: | Simple, Opposite, Soft flexible, Pinnate venation, Glabrous, Lanceolate, Entire |
| Flowers: | Umbel, White, Pink, Jul-Aug |
| Fruit: | Follicle, Brown, Sep-Oct |
| Key ID Features: | |
| Stems with toxic milky sap, leaves opposite, lanceolate, most 7-15cm long x 1-3cm wide; umbels of fragrant, white flowers (pink to mauve cvs.), ~6mm wide with five reflexed petals and an elevated central crown, Jul-Aug; follicles 6-10cm long, Sep-Oct. | |