Hallelujah Unique foliage with almost leathery leaves. Large dome shaped rosey red flowers. Buds at 3-4 years old and after. Primary Color: Red Bloom Time: Early Height in 10 Years: 4' Hardiness (Temperature): -15 F Sun / Shade: Full Sun Landscape Category: Shrub Genus: Rhododendron More plants in: New Plants! Find out if this plant is available: Rhododendron and Azalea Availability List