Helianthus tuberosus

Helianthus tuberosus_Nick Kurzenko
Photo: Nick Kurzenko

Common names: Jerusalem artichoke

Helianthus tuberosus (Jerusalem artichoke) is a perennial herb/ (family Asteraceae) with yellow flowers and oval shaped leaves found in the San Francisco Bay area and south coast ranges of California. It is native to eastern North America. It favors grasslands, woodlands, and riparian and bottomland habitat. It reproduces via seeds and tubers. Birds are the main source of seed dispersal.

Cal-IPC Rating: Watch

CDFA Rating: None?


Plant Risk Assessment - An evaluation of the potential for a plant to be invasive in California.

Weed Management Notes

No Weed RIC Management Notes are available for this species. Check for information on other species in the genus on the Weed RIC site.

Cal-IPC Newsletter Articles

Cal-IPC Symposium Presentations

Presentations are linked where available. Where a presentation is not available, find more information by reading the abstract in the Cal-IPC Symposia Archive.

Other Helianthus tuberosus Information

  • CalPhotos - Images of plants taken mostly in California.
  • Calflora - Distribution map and records of this species in California.
  • CalWeedMapper - Distribution map of this species in California with ability to determine regional priorities.
  • EDDMapS - Distribution of this species in North America.
  • USDA PLANTS Database - Information on identification and distribution, with links to websites in individual states.
  • Additional photos

    Helianthus tuberosus_flower head_KeirMorse
    Helianthus tuberosus (Jerusalem artichoke) flower head. Photo: Keir Morse
    Helianthus tuberosus_flower heads, leaves and stem_KeirMorse
    Helianthus tuberosus (Jerusalem artichoke) flower heads, leaves and stem. Photo: Keir Morse
    Helianthus tuberosus_growth habit_KeirMorse
    Helianthus tuberosus (Jerusalem artichoke) growth habit. Photo: Keir Morse