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Saguaro Cactus
Carnegiea gigantea
In the United States:
Native
· also called giant cactus, saguaro
Honeybees are primary diurnal visitors to saguaro flowers, attracted by copious nectar and abundant pollen rewards. Bloom peaks in late spring with flowers opening nocturnally and lasting one day, creating intense daily foraging opportunities. Sequential flowering on mature plants spans several weeks in arid, desert climates, supporting bee colonies during dry seasons.
| Nectar | high |
|---|---|
| Pollen | high |
| Bloom (US) | April–June |
| Duration | ~2 months |
| Type | Perennial |
| Sun | full |
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