January 26, 2023
Rhododendron 'Caroline Allbrook'

Rhododendron 'Caroline Allbrook'

Rhododendron ‘Caroline Allbrook’ is a hybrid rhododendron. It is part of the Ericaceae family of plants. A. F. George at Hydon Nurseries cultivated this hybrid, in 1975, in England. This hybrid is a cross between Degronianum ssp yakushimanum and Rhododendron Purple Splendour. It is evergreen. It grows to about 3ft or 90cm tall.

Rhododendron 'Caroline Allbrook'
Rhododendron ‘Caroline Allbrook’

Rhododendron ‘Caroline Allbrook’ has medium green, glossy leaves that are elliptic. They have recurved edges and about 4in or 10cm long. Rhododendron ‘Caroline Allbrook’ flowers in May or June. The flowers are funnel-shaped with wavy edges. They are pale pinkish-purple with greenish-yellow spotting. They grow in globe-shaped clusters. Each cluster contains about 20 flowers.

Rhododendron 'Caroline Allbrook'
Rhododendron ‘Caroline Allbrook’

How to grow Rhododendron ‘Caroline Allbrook’:

Grow Rhododendron ‘Caroline Allbrook’ in the sun or partial shade. In hot climates protect it from strong hot sun. Plant it in moist, humus-rich, fertile and acid soil that is well-drained. They are hardy to -23ºC or -10ºF. It attracts butterflies and bees. Propagate by semi-hardwood cuttings in late summer or by layering in autumn.

Rhododendron 'Caroline Allbrook'
Rhododendron ‘Caroline Allbrook’

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