This plant is distinguished from other Silphiums by its square stems and pairs of cup-forming leaves that hold water. Soft yellow flowers grow 3 in. in diameter with darker yellow center disks. Plants bloom in summer at the top of stout stems.
Header Photo: Mervin Wallace
Typical Landscape Use
Establishment and Care Instructions
Where Should I Start?
Check out the Grow Native! Committee’s Top Ten picks of native plants for a particular purpose.
What’s the Next Step?
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