Rhododendron ( Jackie Parton Knap Hill Azalea )

Upright, hardy, deciduous shrub with elliptic to oblong, 2 to 6 inch long leaves. Double, trumpet-shaped, light reddish-orange flowers with orange stripes, 2 to 3 inches wide. Flowers are borne in huge, showy trusses of 18 to 30 blooms per […]

Rhododendron ( Jack Straw Mollis Hybrid Azalea )

The Mollis hybrids were developed in Belgium and Holland from original azalea seeds from Japan. They are derived from crosses between R. japonicum (Japanese azaleas, formerly A. mollis) and R. molle (Chinese azaleas, formerly A. molle). Tall, upright, deciduous shrub […]

Rhododendron ( J.C. Bowman Gable Hybrid Azalea )

Upright, vigorous, evergreen shrub said to be the hardiest azalea around. Single, widely funnel-shaped, pink flowers, 2 inches wide. Leaves are glossy, dark green, lance-shaped to ovate, around 1 inch long. Flowers are borne in showy trusses from mid to […]

Rhododendron ( Izumigawa Kurume Azalea )

The Kurume hybrid azaleas of Japan owe their parentage to several species of mountain azaleas, predominantly R. sataense with R. kiusianum. Formerly, the Kurume hybrids were grouped under R. obtusum, but modern horticulturists now consider R. obtusum a hybrid and […]

Rhododendron ( Iwato Kagami Kurume Azalea )

The Kurume hybrid azaleas of Japan owe their parentage to several species of mountain azaleas, predominantly R. sataense with R. kiusianum. Formerly, the Kurume hybrids were grouped under R. obtusum, but modern horticulturists now consider R. obtusum a hybrid and […]

Rhododendron ( Itten Kurume Azalea )

The Kurume hybrid azaleas of Japan owe their parentage to several species of mountain azaleas, predominantly R. sataense with R. kiusianum. Formerly, the Kurume hybrids were grouped under R. obtusum, but modern horticulturists now consider R. obtusum a hybrid and […]

Rhododendron ( Isolde Exbury Azalea )

The Knap Hill and Exbury azaleas are English hybrids resulting from crosses between R. molle, R. calendulaceum, R. arborescens, and R. occidentale. Not to be confused with the evergreen Glenn Dale hybrid of the same name. Upright, hardy, deciduous shrub […]

Rhododendron ( Isabel 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, spreading, evergreen shrub said to […]

Rhododendron ( Irresistible Kurume Azalea )

The Kurume hybrid azaleas of Japan owe their parentage to several species of mountain azaleas, predominantly R. sataense with R. kiusianum. Formerly, the Kurume hybrids were grouped under R. obtusum, but modern horticulturists now consider R. obtusum a hybrid and […]