Common Milkweed (Asclepias syriaca)

Common throughout most prairies and found growing along roadsides, this milkweed has fist-sized purple flowers with a fragrance similar to lilacs. A tough native plant of dry to mesic Illinois prairies, Common Milkweed has aggressive rhizome roots allowing it to create small colonies. 


  • Acronym: ASCSYR
  • Life-Cycle: Perennial
  • Bloom Color: Purple - Pink
  • Bloom Time: June - August
  • Typical Height: 36"
  • Light Preference: Full Sun
  • Soil Preference: Dry - Mesic
  • Root Structure: Rhizomes
  • Stratification: Cold & Moist for 30 Days
  • Seeds per Ounce: 4,000*
  • Seeds per Packet: 150*


Other scientific names used for this species:

  • None


Other common names used for this species:

  • None


*Approximate, actual number of seeds may vary slightly by seed lot.

Asclepias syriaca - Per Ounce