R. arboreum ssp. cinnamomeum 'Roseum'

Here is an Arboreum rhododendron that grows up to 20 ft tall, but only 6 ft wide. The flowers are in full, round trusses of 25, light pink flushed dark pink, and bloom in February - March. The leaves are very dark green and shiny. Also, the undersides of the leaves are covered in a rusty-orange indumentum that adds interest. Hardy to zone 7.