Home > Detail
Tall Sunflower (Helianthus giganteus)
Image ID: 2018/ar135Tap/mouseover and drag to zoom/pan.
Other common names: Giant Sunflower
Family: Asteraceae (Sunflower)
Height: 3 to 12 ft.
Blooms: July to October
Leaf Type: toothed
Bloom Size: 2.5 in. (typical)
Flower Description: Individual flowers, Regular blooms, 10 or more parts
Location: Allegheny River Trail
Notes: Reddish stem.
More photos of this flower
We started out as wildflowers from the bicycle trails of western Pennsylvania, but we've grown!
Meyer, Joseph E. (1918). The Herbalist and Herb Doctor. Hammond, Ind.: Indiana Herb Gardens. 400 pp.