In general, Heliconias are evergreen in the Tropics and warm Subtropics, like zone 10. Further north, upper zone 9 and lower zone 8, they may be frozen back to the ground each Winter but survive to resprout the next Spring.
The Capensis large, elegant blue flowers are held well above the water at the tip of a sturdy green stalk. This plant blooms repeatedly from mid-spring to early fall.