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 […]
Rhododendron ( Improved Redwings Belgian Indian Azalea )
The Belgian Indian azaleas are the result of crosses between several different species, including R. simsii, R. mucronatum, and R. indicum. They were originally bred as greenhouse forcing plants. Two similar sports bear the same name: ‘Improved Redwing’ (rose) and […]
Rhododendron ( Imperial Queen Monrovia Hybrid Azalea )
The Monrovia Hybrids, including the ‘Imperial’ family, are Belgian and Southern Indian hybrid evergreen azaleas that were developed by the Monrovia Nursery in California. Plant as you would any of the other azaleas: high and in well-drained, acid soil, rich […]
Rhododendron ( Imperial Princess Monrovia Hybrid Azalea )
The Monrovia Hybrids, including the ‘Imperial’ family, are Belgian and Southern Indian hybrid evergreen azaleas that were developed by the Monrovia Nursery in California. Plant as you would any of the other azaleas: high and in well-drained, acid soil, rich […]
Rhododendron ( Imperial Duchess Monrovia Hybrid Azalea )
The Monrovia Hybrids, including the ‘Imperial’ family, are Belgian and Southern Indian hybrid evergreen azaleas that were developed by the Monrovia Nursery in California. Plant as you would any of the other azaleas: high and in well-drained, acid soil, rich […]
Rhododendron ( Imperial Countess Monrovia Hybrid Azalea )
The Monrovia Hybrids, including the ‘Imperial’ family, are Belgian and Southern Indian hybrid evergreen azaleas that were developed by the Monrovia Nursery in California. Plant as you would any of the other azaleas: high and in well-drained, acid soil, rich […]
Rhododendron ( Impala 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 […]