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 ( Iveryana Southern Indian Hybrid Azalea )
The evergreen Southern Indian Hybrids originated in the Deep South of the U.S. in the mid-19th century. Their parentage is mainly owed to the Belgian Indian hybrids and other species such as R. indicum and S. simsii. They tend to […]
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 […]
Rhododendron ( Irohayama Kurume Hybrid 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 ( Iro Sobi 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 ( Irene Cook Greenwood Hybrid Azalea )
Bill Guttormsen of Canby, Oregon began breeding the Greenwood hybrids in 1960. The parentage includes Kurume, Glenn Dale, and Gable hybrids. Compact, upright, evergreen azalea that was developed to thrive in temperate climates and is hardy to 0 degrees F. […]
Rhododendron ( Iora 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 elliptic to oblong, 2 to 6 inch long leaves. Flowers are borne in […]