NikeNike is an attractive hybrid dwarf rhododendron with vibrant yellow flowers. You can see its connection to parent plant Nancy Evans in its rich color and form. Mauve buds generally start opening to yellow in April depending on growing conditions. Nike has a rounded growth habit that reaches around 3' tall x 3' wide at maturity. Place in full sun to partial shade and well draining soil. Hardy to 5F when protected from windchill.