Helianthus, Giant Sunflower, Tall Sunflower 'Sheila's Sunshine'

Helianthusgiganteus

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Helianthus (hee-lee-AN-thus)
Species
giganteus (jy-GAN-tee-us)
Synonym
Sun Exposure
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Bloom Time
Other Details
Water Requirements
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
Patent Information
Propagation Methods
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Indianapolis, Indiana

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Gardener's Notes:

1
positive
0
neutral
0
negative
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C
Indianapolis, IN | July 2010 | positive

I have had this in my garden for a couple of years, and I would say that the height is more like 8-10'

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