Common Milkweed
Asclepias syriaca
Most familiar monarch host. Spreads aggressively by rhizomes. Young shoots, unopened flower buds, and immature seed pods are traditional cooked vegetables (an asparagus and okra substitute, respectively) — all parts should be well cooked, never raw.
- Family
- Apocynaceae
- Type
- wildflower
- Lifespan
- perennial
- Height
- 2–3 ft
- Spacing
- 0.75–1 ft apart
- Light
- sun
- Soil moisture
- moist
- Soil pH
- alkaline
- Bloom
- June, July, August
- Bloom colors
- white, purple
- Wildlife value
- butterflies, larval host, monarch host
- Caterpillar hosts
- ~12 butterfly & moth species
- Landscape uses
- border, erosion control, naturalizing
- Native states
- AL, AR, CT, DC, DE, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, NC, ND, NE, NH, NJ, NY, OH, OK, OR, PA, RI, SC, SD, TN, TX, VA, VT, WI, WV
Related native plants
More Asclepias species
- Butterfly Weed (Asclepias tuberosa)
- Swamp Milkweed (Asclepias incarnata)
- Antelope Horns (Asclepias asperula)
- Green Antelopehorn (Asclepias viridis)
- Showy Milkweed (Asclepias speciosa)
- Narrowleaf Milkweed (Asclepias fascicularis)