Calla lilies are actually perennials in the south, but since they are not tolerant of frost, they are grown as annuals in other parts of the United States. Next up is an annual that is known by a number of other names, including cornflower, bluebottle, and bluebonnet.
Exceptionally versatile, Ruby Sensation Calla Lilies command attention in the garden, are ideal in containers, and amazingly long-lived in arrangements indoors. Description from bloomingbulb.com. I searched for this on bing.com/images