R. mucronulatum is not technically an azalea, but rather a deciduous rhododendron. It is a hardy, medium to large semi-evergreen shrub that is one of the most trouble-free rhododendrons. Four-inch elliptic to lanceolate leaves are fragrant when crushed and have […]
Rhododendron molle subsp. japonicum ( Japanese azalea )
Tall, upright, deciduous shrub that is cold hardy down to -10 degrees F. Leaves are obovate to oblong, medium green, 2 to 4 inches long. Flowers are borne in large, showy trusses in mid-spring just before the leaves emerge. This […]
Rhododendron macrosepalum ( Fuchsia Gable Hybrid Azalea )
The Gable hybrid azaleas were introduced by the late Joseph Gable of Stewartstown, Pennsylvania. They are the result of crosses between R. poukhanense and R. kaempferi, as well as many other species and hybrids. Upright, evergreen shrub said to be […]
Rhododendron luteum ( Pontic Azalea )
R. luteum, otherwise known as the Pontic azalea, is a tall, deciduous shrub with oblong to lance-shaped leaves 2 to 4 inches long. Yellow, strongly fragrant flowers, 1 to 1 1/2 inches across are borne in trusses of 7 to […]
Rhododendron luteum ( Corston’s Yellow 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. This hybrid was derived mostly from R. luteum. Upright, hardy, deciduous shrub with elliptic to oblong, 2 to […]
Rhododendron kiusianum ( Zuiko Kyushu Azalea )
Dense, twiggy, dwarf, semi-evergreen shrub that is native to the mountaintops of Kyushu Island, Japan. R. kiusianum has also been known as R. indicum amoenum and R. obtusum f. japonicum. Hardy to 0 degrees F. Leaves are small, obovate, dark […]
Rhododendron kiusianum ( Yuzuki Kyushu Azalea )
Dense, twiggy, dwarf, semi-evergreen shrub that is native to the mountaintops of Kyushu Island, Japan. R. kiusianum has also been known as R. indicum amoenum and R. obtusum f. japonicum. Hardy to 0 degrees F. Leaves are small, obovate, dark […]
Rhododendron kiusianum ( Yuugiri Kyushu Azalea )
Dense, twiggy, dwarf, semi-evergreen shrub that is native to the mountaintops of Kyushu Island, Japan. R. kiusianum has also been known as R. indicum amoenum and R. obtusum f. japonicum. Hardy to 0 degrees F. Leaves are small, obovate, dark […]
Rhododendron kiusianum ( Yufu zakura Kyushu Azalea )
Dense, twiggy, dwarf, semi-evergreen shrub that is native to the mountaintops of Kyushu Island, Japan. R. kiusianum has also been known as R. indicum amoenum and R. obtusum f. japonicum. Hardy to 0 degrees F. Leaves are small, obovate, dark […]
Rhododendron kiusianum ( Yakae Kyushu Azalea )
Dense, twiggy, dwarf, semi-evergreen shrub that is native to the mountaintops of Kyushu Island, Japan. R. kiusianum has also been known as R. indicum amoenum and R. obtusum f. japonicum. Hardy to 0 degrees F. Leaves are small, obovate, dark […]