A unique, eye-popping bicolor, Synaeda Blue is glowing lilac-rose with an iridescent sheen and brilliant white petal edges. It is one of the most showy and spectacular of all. Triumph Tulips are known to be good for forcing. Please see the Tulip Forcing Tips below. Tulip Class: Triumph. Bulb size: 12 cm/up. April/May. HZ: 3-7. 14" to 16".