Tropical Hibiscus, Hibiscus rosa-sinensis: Tropical hibiscus grows permanently in the landscape in warmer U.S. Dept of Agriculture zones 9 through 11, unless they are taken indoors in winter. Outdoors, one freeze – below 25 degrees Fahrenheit – will kill them A hibiscus flower usually has five petals (a single hibiscus).
The white frangipani (Plumeria alba) is a deciduous plumeria tree that is native to tropical areas
I picked a large red single hibiscus and several frangipani flowers for a blue vintage bowl on the table. For one day, I have flowers to brighten my room.