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Giant Sunflower
Helianthus giganteus
In the United States:
Native
· also called Tall Sunflower
Perennial sunflower with yellow flower heads that supply nectar and pollen to honeybees during late summer. Tall stems reach 8-10 feet and bloom for several weeks in moist open sites. Attractive to foragers but not a major surplus honey producer.
| Nectar | medium |
|---|---|
| Pollen | low |
| Bloom (US) | July–September |
| Type | Perennial |
| Sun | full |
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