Sawtooth Sunflower is a tall, colony-forming prairie sunflower reaching 10 feet, with rough, saw-toothed leaves and golden yellow flowers. It spreads aggressively by rhizomes in moist to wet prairies, roadsides, and disturbed areas across the Midwest. Its seeds are an important fall and winter food for goldfinches, sparrows, and many small birds.
Habitat
Moist prairies, roadsides, and disturbed areas of the central Midwest
Diet
Seeds heavily consumed by goldfinches, sparrows, and small rodents
How common
Common
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