American Bellflower (Campanulastrum americanum)

Tall spikes of bright blue flowers brighten the shady areas of our natural communities. A tough native plant of mesic Illinois woodland edges, savanas, and wooded floodplains. This plant is a biennial, so it will need to reproduce in order to be present long-term.


  • Acronym: CAMAME
  • Life-Cycle: Biennial
  • Bloom Color: Blue
  • Bloom Time: July - September
  • Typical Height: 60"
  • Light Preference: Part Shade
  • Soil Preference: Mesic
  • Root Structure: Taproot
  • Stratification: Cold & Moist for 30 Days
  • Seeds per Ounce: 170,000*
  • Seeds per Packet: 1,000*


Other scientific names used for this species:

  • Campanula americana


Other common names used for this species:

  • None


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

Campanulastrum americanum - Per Ounce