Upright, evergreen shrub said to be the hardiest azalea around. Leaves are glossy, dark green, lance-shaped to ovate, around 1 inch long. Single, widely funnel-shaped, red flowers, 2 inches wide. Flowers are borne in showy trusses from mid to late […]
Rhododendron ( Yomei Nishiki 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 ( Yoga Knap Hill Azalea )
Upright, hardy, deciduous shrub with elliptic to oblong, 2 to 6 inch long leaves. Single, trumpet-shaped, reddish-orange flowers, 2 to 3 inches wide. Flowers are borne in huge, showy trusses of 18 to 30 blooms per cluster. Bloom time is […]
Rhododendron ( Yezo Nishiki 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 ( Yeoman Glenn Dale Azalea )
The Glenn Dale evergreen hybrids were developed in Maryland from R. indicum, R. kaempferi, R. simsii and many other species and hybrids. They are compact, spreading, evergreen azaleas developed primarily for cold hardiness along the mid-Atlantic states. Flowers are borne […]
Rhododendron ( Yellow van Tol 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 ( Yellow Prince 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 ( Yellow Giant Azalea )
Upright, deciduous shrub with leaves that are elliptic to oblong, 2 to 6 inches long. Fragrant, single, trumpet-shaped, bright yellow flowers, 3 1/4 inches wide. Flowers are borne in large, showy trusses from early to late spring. The deciduous hybrid […]
Rhododendron ( Yellow Cloud Knap Hill Azalea )
Compact, upright, hardy, deciduous shrub with elliptic to oblong, 2 to 6 inch long leaves. Fragrant, single, trumpet-shaped, light to bright yellow flowers, 3 3/4 inches wide. Flowers are borne in huge, showy trusses of 12 blooms per cluster. Bloom […]
Rhododendron ( Yellow Bouquet Mollis Azalea )
Deciduous, upright, tall shrub with funnel-shaped, single yellow flowers. Blooms appear in showy trusses of 7 to 13 flowers. Bloomtime range is from mid to late spring. The deciduous hybrid azalea, like it’s native counterpart, is known for excellent fall […]