Peach Spray Rose Boutonnière FlowerPeach Spray Rose Size: About 1. 75" 4 cm diameter Although roses are among the most popular flowers, most are not suited for boutonnieres because they are too big and their stem is too thick and inflexible. We soon discovered that smaller spray roses suit a lapel much better. If you want to add a dash of color to your black tie outfit, add a peach spray rose to your outfit. While not as bold as a red carnation, it still stands out in an elegant way