Online Flower Garden – Explore the World of Flowers and Gardening
Rhododendron ‘Cunningham’s White’ is an evergreen shrub from the Ericaceae family of plants. The leaves are dark green. It can grow to 4ft or 1.2m tall. This is a hybrid of Rhododendron caucasicum and Rhododendron ponticum.
The flowers are white and funnel-shaped. They start as light pinkish-purple buds and open to white flowers. Rhododendron ‘Cunningham’s White’ flowers in spring. It tolerates temperatures down to -15ºF or -26ºC.
How to grow Rhododendron ‘Cunningham’s White’:
Grow Rhododendron ‘Cunningham’s White’ in the sun or light shade. Shelter it from strong wind and cold. Plant it in humus-rich, fertile, acidic, moist but well-drained soil. Propagate by semi-ripe cuttings, layering, or grafting. Watch out for vine weevil, leafhopper, lace bug, aphids, caterpillars, powdery mildew, petal blight, honey fungus, or silver leaf.
