Rhododendron can be evergreen or deciduous shrubs or trees, with simple leaves, sometimes with a dense colourful indumentum of hairs on the lower side, and funnel-shaped, bell-shaped or tubular flowers that may be solitary or in short racemes
'Openwood' is a large semi-evergreen shrub with narrowly-lanceolate, dark green leaves to 8cm long. Funnel-shaped flowers 5cm wide are pale lavender with red speckling within