Helianthus tuberosus Calflora

Taxon Report 8486

Helianthus tuberosus L.

Jerusalem artichoke

Helianthus tuberosus, a dicot, is a perennial herb that is not native to California. There is a high risk of this plant becoming invasive in California according to Cal-IPC.


	Interactive Distribution Map Observation Hotline (observation details) point, line, or polygon one or more occurrences within a 7.5-minute quadrangle

Plant Characteristics
and Associations

Bloom Period


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Location Suitability
Distribution by County


Family:	ASTERACEAE
Genus:	Helianthus

Communities: agricultural plant

Wetlands: Occurs usually in non wetlands, occasionally in wetlands

Name Status:
Accepted by ICPN + PLANTS

Alternate Names:

PLANTS:	Helianthus tomentosus
PLANTS:	Helianthus tuberosus var. subcanescens

More information about Helianthus tuberosus


Photos on PlantID.net / Google Images	UC Integrated Pest Management Weed Photo Gallery (profile of this plant as an agricultural weed) Records from the Consortium of California Herbaria ITIS Original Publication citation USDA PLANTS Profile (HETU)	Search the International Plants Names Index Search efloras.org (Flora of North America) website references from Google

Suggested Citation

Calflora: Information on California plants for education, research and conservation, with data contributed by public and private institutions and individuals, including the Consortium of California Herbaria. [web application]. 2019. Berkeley, California: The Calflora Database [a non-profit organization]. Available: https://www.calflora.org/ (Accessed: Jan 21, 2019).