Mongolian Giant Sunflower sunflower
Helianthus annuus 'Mongolian Giant Sunflower'
USDA zones2 to 11
SunNeeds full sun (6+ hours)
WaterHandles dry to moist soil
Size11 to 12 feet tall1 to 3 feet wide
- Bloom season
- Summer
- Soil types
- Sand, loam, clay, chalk
- Soil pH
- Alkaline, neutral, acid
Garden uses
Attracts
Notes
'Mongolian Giant Sunflower' (Helianthus annuus 'Mongolian Giant Sunflower') is an annual for borders, cut flowers, and containers. It is tender to cold, and the first hard frost will kill it. This plant likes full sun and dry to moist soil of most types. It blooms from early to late summer and reaches 132 to 144 inches tall. Deer tend to pass it by. Butterflies, bees, and birds visit the flowers.
Pairs well with First Knight fountain grass, Profusion Double Hot Cherry zinnia, and Celosia.