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Helianthus tuberosus
Asteraceae (Aster)
Heliantheae (Sunflower)
Native of Asia and Erope. Introduced and naturalized in the United States.
Moist to moderate moisture. Meadows, woodland borders, thickets, roadsides, railroads, disturbed areas. Full or partial sun.
August to October
Tellow ray florets, yellow disk florets
4′ to 10′
Throughout
Glacial Lakes State Park
Grey Cloud Dunes SNA
Pine Bend Bluffs SNA
Shooting Star Prairie SNA
Strandness Prairie
Helianthus tomentosus
Helianthus tuberosus var. subcanescens
topinambur
girasole
Jerusalem artichoke
Jerusalem sunflower
Jerusalem-artichoke
woodland sunflower