Helianthus, Annual Sunflower, Common Sunflower
Helianthusannuus 'Mongolian Giant'

Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Helianthus (hee-lee-AN-thus)
Species: annuus (AN-yoo-us)
Cultivar: Mongolian Giant

Category
Annuals

Water Requirements

Sun Exposure
Full Sun

Foliage

Foliage Color

Height
12-15 ft. (3.6-4.7 m)

Spacing
9-12 in. (22-30 cm)

Hardiness
Not Applicable

Where to Grow

Danger

Bloom Color

Bloom Characteristics

Bloom Size

Bloom Time

Other details

Soil pH requirements

Patent Information

Propagation Methods
From seed; sow indoors before last frost
From seed; direct sow after last frost
From seed; germinate in a damp paper towel

Seed Collecting