Rhododendron cat. Chionoides (Chionoides Rhododendron)Massive spring bloom! Dense, compact habit Narrow, dark green foliage Blooms towards the end of May Big trusses of white flowers with yellow centers This variety is a beauty with a dense, compact habit and narrow deep dark green foliage. Later blooming, toward the end of May, it's usually covered with big trusses of white flowers with yellow centers. Hardiness Zone 5 8 Height 4 5 ft Spread 5 6 ft