Rhododendron ( Elite P.J.M. Rhododendron )
‘ P.J.M. ’ rhododendrons are the result of crosses between R. carolinianum and R. dauricum var . sempervirens . They were first developed by the Weston Nurseries in Hopkinton , Massachusetts . ‘ Elite ’ is a vigorous , tall grower and bears an copiousness of vivid , showy , rich pink flowers in mid - April . The ‘ P.J.M. ’ group of rhododendrons are smaller , growing to a altitude of 3 to 6 feet tall ....