Species

Scented white flowers in late April - May, An excellent vigorous easily grown variety. Worth trying on neutral soils.

Large evergreen shrubs or trees, often growing to 100 ft. in the wild, (hence its name, meaning "tree-like") but rarely over 40 ft. in cultivation. Leaves dark green with white to silver-colored indumentum below. Flowers white / pink / red., March-April

Elegant upright habit,dark green leaves; striking lavender- blue azalea-like flowers. Best in a little shade. Superb blue mist-like effect in the woodland, like bluebells but not quite so pure blue., April-May

Dense shrub when grown in full light.Very aromatic dark green leaves, bluish green below. Semi pendulous pale yellow flowers. From Nymans, May-July

Handsome tree like species with matt green leaves up to 15cm long. Scented white flowers often 7.5 x 8.5cm, An excellent vigorous easily grown variety. Worth trying on neutral soils., late April-May

Shoots with dark brown to black scales. Long broadly funnel-shaped, light purple to purplish blue, April-May

Broadly funnel-shaped bluish mauve, purplish blue or pinkish purple Matt green leaves with brown scales below., April-May

Spreading habit, bristly twigs, attractive reddish brown peeling bark. Dark green hairy leaves. Creamy yellow flowers. Needs shelter from cold winds., May

Popular plant, compact in full light. Neat dark green leaves, reddish brown below. Fleshy bell-shaped crimson flowers. needs good drainage Highly recommended., April-May

Leaves are long and narrow flat, not wavy, small flowers pink, May-June

Upright species. maroon shoots with bright green leaves. Masses of bright pink flowers, some from leaf axils., March-May

Upright habit. Narrow light green leaves, hairy. Small pink flowers in tufts at the end of the stems. A unique species, unlike any other hardy rhododendron., February-March

Attractive free flowering shrub, dark green leaves, bluish green below. Rose purple flowers., April

Flowers in clusters of 3, widely funnel-shaped, 5-lobed,spectrum violet, outside light cyclamen purple. Upright shrub to 2m., with small, hairy foliage., June-July

Neat rounded habit. Dark green narrow leaves with a recurved habit, curving downwards at the tips. Thick tawny indumentum below. New growth in autumn, covered with a fluffy white indumenyum. Soft pink flowers,June.Unsuited to frost pockets., June