North American native perennial sunflower. Narrow linear leaves on stems rising to 7′, topped in autumn with a profusion of golden yellow sunflowers. Spreads via rhizomes. Needs full sun and a warm site to flower in our mild climate. Easy to grow in most well-drained soils. Edible tuber.
Hardy to zone 3
Photo credit: USFWS Mountain-Prairie, CC BY 2.0, via Wikimedia Commons
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