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Silphium mohrii

Silphium mohrii

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Mohr's rosinweed is an architectural southern US native that is rarely seen anymore outside of botanic gardens (though the push towards native plants is bringing them back!). Pale yellow sunflower-like flowers are held on tall, hairy stems from July through October. Happiest in full sun and dry, rocky soil.

Zones: 4 to 8

Family: Asteraceae

Type: Perennial

Height: 24 to 60 in.

Spread: 24 to 36 in.

Exposure: Full Sun

Soil Conditions: Dry, average

Bloom Time: July to November

Bloom Color: pale yellow

Native Range: northern Alabama, southern Tennessee, and extreme northwest Georgia

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