There are two dietes species that carry the common name butterfly iris. The rhizomatous plants in this genus, too, are known as fortnight lilies because their bloom crops come in two-week periods.

A. There are two Dietes species that carry the common name butterfly iris, so I'm not exactly sure which you have. The rhizomatous plants in this genus, too, are known as fortnight lilies because ...

You'd think such a pretty flower would require a lot of fuss. But butterfly iris (Dietes vegeta) ranks as one of the easiest perennials in the garden. It accepts sun to bright shade. Once established, ...