Helianthus annuus
Helianthus annuus
Helianthus annuus
Plants of the Southwest

Helianthus annuus

Annual Sunflower

A robust annual to 10 ft. with heart-shaped leaves and many 4" yellow sunflowers. Ancestor of the cultivated varieties. Its seeds are loved by birds. Annual Sunflower blooms summer into fall. Sow spring or fall. Zones 3-8.

    Zones, Sun & Water Needs: 345678


Legend of Symbols

Full Sun
Full Sun
Part Shade
Part Shade
Fragrant
Very Low Water 
Very Low Water
Low Water 
Low Water
Medium Water 
Medium Water