Rhododendron ( Farall Orangea Knap Hill Azalea )
The Knap Hill and Exbury azaleas are English hybrids resulting from crosses between R. molle , R. calendulaceum , R. arborescens , and R. occidentale . Upright , hardy , deciduous shrub with elliptical to oblong , 2 to 6 in long leaves . Flowers are carry in huge , showy trusses of 18 to 30 heyday per cluster . salad days time is from mid to late outpouring . The deciduous hybrid azalea , like its native similitude , is known for excellent fall color and unsurpassed spring heyday ....