Helianthus nuttallii

January 6, 2026
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Helianthus nuttallii

$3.00

Marsh Sunflower

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Description

Habitat montane – northern Great Plains, wet meadows
Soil loamy-clayey Sun full sun
Annual Precipitation 20+ inches USDA Zones 3-6
Bloom Period July-August Life Span perennial
Height 24-60 inches Width 12-72 inches
Seeds per lb 217,000 Lbs per acre 8

Germination Information  45 day cool moist stratification or plant outside in the fall to 1/4 inch deep.

 

Geographic Range

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