Prairie Wildflowers and Grasses of North Dakota

Summer Wildflowers

Chris Grondahl photo: Black-eyed susan (inset shows top view of flower)
Chris Grondahl Black-eyed susan
(Rudbeckia hirta)
Distribution: eastern 2/3 of state
Habitat: edges of woods and road ditches, especially where moist
Flowers: 10-20 orange yellow rays, 1½ to 2 inches long, dark brown center disk
Height: 12-24 inches
Blooms: July to September
Family name: Aster (Asteraceae)
Plant uses and other interesting facts: Black-eyed susans are commonly used in restoration. They are "weak" biennials, which means that they are generally annual but can sometimes over-winter.

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