Rhododendron ( Hotspur White Exbury Azalea )
The Knap Hill and Exbury azalea are English cross resulting from crosses between R. molle , R. calendulaceum , R. arborescens , and R. occidentale . Upright , audacious , deciduous shrub with elliptic to oblong , 2 to 6 inch long leaves . Flowers are borne in huge , showy corbel of 18 to 30 blooms per cluster . Bloom time is from mid to previous give . The deciduous hybrid azalea , like its native similitude , is known for excellent downslope colour and unsurpassed leaping efflorescence ....