New KickStart Iris size guarantees first year flowers The classic colors on Frequent Flyer's blooms go well with many other colors, so it's perfect for a mixed border or cut-flower bouquet. The white blooms are ruffled and fluffy, and at the center of each, a sunshine yellow beard has a warming effect. It reblooms in zone 6 and warmer, and depending on how hot your summertime, you may get some extra reblooms with this one. This iris performs at its best in full sun for all but the hottest climates, although it'll still bloom in part shade, too. It's drought tolerant, too, thriving in all types of poor soil, so long as it's well-drained.