Silphium dentatum


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Item #: 1413

Zones: 3a to 9b, guessing

Dormancy: Winter

Height: 80" tall

Culture: Sun

Origin: United States

Pot Size: 3.5" pot (24 fl. oz/0.7 L)

Here is another of our little known NC native silphiums. S. dentatum makes a strong upright statement in the perennial border to nearly 7' by mid summer, when the clump is topped with yellow daisy like flowers.