Rhododendron catawbiense ( Mrs. E.C. Stirling Catawba Rhododendron )
Mrs. E.C. Stirling bear expectant , silver - pinkish prime and is hardy to -15 degree Farenheit . Evergreen shrub with glossy , gloomy - green leaf . There are between 500 and 900 species of evergreen plant and deciduous plants in the Rhododendron genus . Azaleas decrease into this category . The evergreen rhododendron is characterise by spiritualist to long , elliptical leaves and turgid , clustered , truss of , former , showy , spring to former summer flowers , array in colors from red , pink , ashen , lavenders , purples and even white-livered and orange ....