Azalea 'Anneke' (Deciduous Azalea)

An upright to spreading, deciduous shrub with mid-green leaves that turn bright red in autumn and large clusters of fragrant, funnel-shaped, bright yellow flowers in late spring & early summer. Height & Spread 1.5m (5ft).

Azalea 'Arabesk' (Evergreen Azalea)

A compact, spreading, evergreen shrub with small, elliptic, glossy, dark green leaves and clusters of funnel-shaped, red to reddish-pink flowers in late spring and early summer. Height 75cm (2.5ft), Spread 1m (3ft).

Azalea 'Blue Danube'

A compact, bushy, evergreen shrub with small, oblong, dark green leaves and, in late spring and early summer, clusters of broadly funnel-shaped, lilac-blue flowers, each with a pale centre and a prominent gold blotch.

Azalea 'Chanel' (Deciduous Azalea)

An upright, bushy shrub with dark-green, deciduous, oblong leaves and tubular, funnel-shaped, scented light yellow flowers, suffused pink with a dark yellow blotch in summer. Height & Spread 1.5m (5ft).

Azalea 'Corany' (Evergreen Azalea)

A compact, bushy, evergreen shrub with small, ovate, glossy, mid-green leaves and clusters of bright pink flowers from mid- to late spring. Height & Spread 1m (3ft).

Azalea 'Daviesii' (Deciduous Azalea)

An upright, bushy, deciduous shrub with mid-green leaves and fragrant, funnel-shaped white flowers with a yellow flare in mid-spring. Height & Spread 1.2m (4ft).

Azalea 'Florida' (Evergreen Azalea)

A compact, bushy evergreen shrub with dark green leaves and semi double cherry red flowers in late April. Height & Spread 1m (3ft).

Azalea 'Geisha Orange' (Japanese Azalea)

A compact, evergreen shrub with glossy, dark green leaves and funnel-shaped reddish-orange flowers in late spring. Height & Spread 60cm (2ft).

Azalea 'Geisha Purple' (Evergreen Azalea)

A compact, evergreen shrub with small, hairy, evergreen leaves and clusters of rich reddish-purple funnel-shaped flowers in late spring. Height & Spread 50cm (1.5ft).

Azalea 'George Arends' (Japanese Azalea)

A compact, bushy evergreen shrub with dark green leaves and reddish-purple funnel-shaped flowers in spring. Height & Spread 1.2m (4ft).

Azalea 'Gibraltar' (Deciduous Azalea)

An upright, spreading, deciduous shrub with oblong leaves and vivid orange flowers with frilled petals in late spring and early summer. Height & Spread 1.2m (4ft).

Azalea 'Glowing Embers' (Deciduous Azalea)

A compact, bushy deciduous shrub with oblong leaves that turn red in autumn and yellow-orange flowers in late spring and early summer. Height & Spread 1.5m (5ft).

Azalea 'Herbert' (Evergreen Azalea)

A mound-forming, semi-evergreen shrub with elliptic, glossy, mid- to bright green leaves and, in spring, clusters of broadly funnel-shaped, deep pink flowers with deep red flecks. Height 1.2m (4ft), Spread 1.5m (5ft).

Azalea 'Kermesina Rose' (Evergreen Azalea)

A compact, bushy, upright, evergreen shrub with small, elliptic, glossy, dark green leaves and, in late spring & early summer, clusters of funnel-shaped, rose-pink flowers with white margins. Height & Spread 75cm (2.5ft).

Azalea 'Kermesina' (Evergreen Azalea)

A compact, bushy, upright, evergreen shrub with small, elliptic, glossy, dark green leaves and, in late spring and early summer, clusters of funnel-shaped, deep pink flowers. Height & Spread 75cm (2.5ft).

Azalea 'Maria Elena' (Evergreen Azalea)

A dense, compact, rounded, evergreen shrub with small, elliptic, dark green leaves and double, funnel-shaped, pink to purple-pink flowers from late spring into summer. Height 1m (3ft), Spread 1.2m (4ft).

Azalea 'Maruschka' (Evergreen Azalea)

A low-growing, bushy, evergreen shrub with small, oval, glossy, dark green leaves, often turning bronze-flushed or dark red in winter. Clusters of funnel-shaped, bright red flowers bloom in early summer.

Azalea 'Mary Helen' (Japanese Azalea)

A compact, evergreen shrub with dark green leaves and white, funnel-shaped flowers with a yellow-green flare in late spring. Height & Spread 75cm (2.5ft).

Azalea 'Nabucco' (Deciduous Azalea)

An upright, bushy shrub with dark-green, deciduous, oblong leaves and red flowers in spring. Height & Spread 1.5m (5ft).

Azalea 'Northern Hi Lights' (Deciduous Azalea)

An upright, bushy shrub with dark-green, deciduous, oblong leaves turning red in late summer and white flowers with a yellow flare in spring. Height & Spread 1.2m (4ft).

Azalea 'Orange King' (Evergreen Azalea)

A compact, evergreen shrub with glossy, dark green leaves and rich orange, funnel-shaped flowers in spring. Height & Spread 1m (3ft).

Azalea 'Pleasant White' (Evergreen Azalea)

An evergreen shrub with an upright, low-growing habit. It has dark green foliage and pure white, rounded flowers appearing in spring. Height & Spread 1m (3ft).

Azalea 'Rani' (Japanese Azalea)

A compact, bushy, evergreen shrub with small, dark green leaves and, in late spring and early summer, clusters of semi-double red flowers. Height & Spread 1m (3ft).

Azalea 'Red Wing' (Japanese Azalea)

A small, upright, evergreen, bushy shrub with small, green leaves and masses of showy, ruffled, deep cerise-red flowers in late spring. Height & Spread 1.2m (4ft).

Azalea 'Rosa King'

A compact, upright, evergreen to semi-evergreen shrub with small, ovate to lance-shaped, glossy, dark green leaves and dense clusters of semi-double, lightly spotted, reddish-pink flowers in late spring and early summer.

Azalea 'Snow White'

A compact, bushy, evergreen shrub with small, dark green leaves and, in late spring and early summer, clusters of broadly funnel-shaped, white flowers.

Azalea 'Torchlight' (Evergreen Azalea)

A compact, bushy evergreen shrub with dark green leaves and bright orange flowers in May. Height & Spread 60cm (2ft).

Rhododendron 'Albert Schweitzer'

A bushy evergreen shrub with dark green leaves and, in late spring and early summer, dark pink buds opening to large, domed clusters of funnel-shaped, rose-pink flowers, each with a prominent, dark red blotch.

Rhododendron 'Arctic Tern'

A compact, rounded, evergreen shrub with glossy, narrowly elliptic, mid- to light green leaves and, in late spring & early summer, clusters of funnel-shaped, white flowers with green throats. Height & Spread 75cm (2.5ft).

Rhododendron 'Bengal' (Dwarf Rhododendron)

A small, evergreen shrub with small, glossy, deep green leaves and clusters of waxy, red flowers that bloom in mid-spring on the tips of the branches.

Rhododendron 'Cunningham's White'

A vigorous, upright to spreading, evergreen shrub with ovate to elliptic, dark green leaves and loose clusters of mauve buds opening to funnel-shaped, lightly spotted, white flowers in late spring.

Rhododendron 'Elisabeth Hobbie' (Dwarf Rhododendron)

A dense, compact, evergreen shrub with small, rounded, glossy, dark green leaves and clusters of funnel-shaped, scarlet flowers in early to mid-spring. Height & Spread 75cm (2.5ft).

Rhododendron 'Firelight'

A compact, evergreen shrub with large, dark green leaves and, in late spring and early summer, deep red buds opening to large clusters of funnel-shaped, pink-flushed, cream flowers, heavily speckled with red.

Rhododendron 'Germania'

A rounded, evergreen shrub with elliptic, dark green leaves and, in late spring and early summer, rounded clusters of trumpet-shaped, bright pink flowers with wavy petal margins. Height & Spread 2m (6ft).

Rhododendron 'Gertrude Schale' (Dwarf Rhododendron)

A compact, dwarf, evergreen shrub with dark green leaves and clusters of bright red flowers in spring. Height & Spread 60cm (2ft).

Rhododendron 'Golden Gate'

A compact, rounded, evergreen shrub with elliptic, glossy, dark green leaves and, in mid- to late spring, rounded clusters of funnel-shaped, orange flowers with reddish-pink petal margins. Height & Spread 1.2m (4ft).

Rhododendron 'Goldflimmer'

A compact, evergreen shrub with deep green leaves variegated with a splash of yellow in the centre of each leaf. Lavender coloured trumpet flowers bloom in spring. Height 1.5m (5ft), Spread 2m (6ft).

Rhododendron 'Gristede' (Dwarf Rhododendron)

A compact, dwarf, evergreen shrub with glossy, oblong to lance-shaped, dark green leaves and large clusters of funnel-shaped, deep purple-blue flowers in spring. Height & Spread 1m (3ft).

Rhododendron 'Horizon Monarch'

An upright, evergreen shrub with dark green leaves and, in late spring and early summer, bright red to pink buds opening to large clusters of funnel-shaped, pale yellow flowers, often with a small red flare.

Rhododendron 'Libretto'

A dense, bushy, evergreen shrub with glossy, dark green leaves and, in spring, clusters of funnel-shaped, purple flowers, lighter towards the center, with a yellow throat. Height & Spread 1.5m (5ft).

Rhododendron 'Madame Masson'

A mid-sized, evergreen shrub with dark-green, shiny, ovate leaves. In spring, it bears clusters of white flowers with yellow throats. Height & Spread 1.5m (5ft).

Rhododendron 'Marcel Menard'

A compact, upright, evergreen shrub with glossy, dark green leaves and, in late spring and early summer, large, dense clusters of funnel-shaped, dark purple flowers with yellow to green, spotted throats.

Rhododendron 'Marie Fortier'

An upright to spreading, evergreen shrub with elliptic, leathery, glossy, dark green leaves and, in late spring and early summer, large, rounded clusters of reddish-purple flowers with dark red blotches.

Rhododendron 'Markeeta's Prize'

A large, upright, evergreen shrub with elliptic, dark green leaves and broad, rounded clusters of large, funnel-shaped, lightly spotted, scarlet flowers in late spring. Height & Spread 2.5m (8ft).

Rhododendron 'Nova Zembla'

A dense, upright to spreading, evergreen shrub with glossy, dark green leaves and, in spring, rounded clusters of broadly funnel-shaped, deep red to reddish-pink flowers with darker red blotches.

Rhododendron 'Patty Bee' (Dwarf Rhododendron)

A compact evergreen shrub with glossy, dark-green leaves and funnel-shaped yellow flowers. Height & Spread 50cm (1.5ft).

Rhododendron 'Peter Alan'

A dense, bushy, evergreen shrub with glossy, dark green leaves and, in spring, clusters of funnel-shaped, purple flowers with a darker eye. Height & Spread 2.5m (8ft).

Rhododendron 'Purple Gem' (Dwarf Rhododendron)

A compact, dense, mound-forming, evergreen shrub with leathery, dark green leaves, bronze in winter, and clusters of funnel-shaped, violet to purple-pink flowers in mid-spring. Height 60cm (2ft), Spread 1.2m (4ft).

Rhododendron 'Rocket'

A medium-sized shrub with dark green glossy leaves and vivid pink funnel-shaped, frilled flowers with a scarlet blotch, that appear in April and May. Height 1.5m (5ft), Spread 1.2m (4ft).

Rhododendron 'Roseum Elegans'

A vigorous, dense, rounded, evergreen shrub with large, glossy, dark green leaves, and spherical clusters of bell-shaped, lightly spotted, lavender-pink flowers in late spring and early summer. Height & Spread 2.5m (8ft).

Rhododendron 'Scarlet Wonder' (Dwarf Rhododendron)

A dense, spreading, evergreen shrub with mid-green, glossy leaves. In late spring and early summer it has scarlet red flowers. Height 1m (3ft), Spread 1.2m (4ft).

Rhododendron 'Scintillation'

A vigorous, wide-growing hybrid with extra thick stems and large trusses of luminous pink flowers, each with a yellowish flare in late May. Large, lustrous deep green foliage. Height 2m (6ft), Spread 2.5m (8ft).

Rhododendron 'Shamrock' (Dwarf Rhododendron)

A small evergreen shrub with dark-green, ovate leaves. In spring, it bears clusters of pale yellow flowers. Height & Spread 60cm (2ft).

Rhododendron 'Sternzauber'

An upright, bushy, evergreen shrub with dark green leaves and, in late spring and early summer, domed clusters of funnel-shaped, blush and light pink flowers, each with a prominent, soft pink, ruffled edge.

Rhododendron 'Tarragona'

A dense, bushy, evergreen shrub with elliptic, glossy, dark green leaves and, in late spring, rounded clusters of funnel-shaped, red flowers. Height 1.2m (4ft), Spread 1.5m (5ft).

Rhododendron 'Tinkerbird' (Dwarf Rhododendron)

A compact, bushy, dense, evergreen shrub with oval to elliptic, dark green leaves and loose, rounded clusters of fragrant, funnel-shaped, pink-flushed white flowers in mid to late spring. Height & Spread 75cm (2.5ft).

Rhododendron 'Tortoiseshell Orange'

A dense, upright, evergreen shrub with deep green leaves and orange flowers in early summer. Height & Spread 1.5m (5ft).

Rhododendron 'Van'

An upright, evergreen shrub with dark green leaves and, in late spring and early summer, large clusters of funnel-shaped, bright pink flowers, often slightly darker towards the center. Height & Spread 1.5m (5ft).

Rhododendron 'Wee Bee' (Dwarf Rhododendron)

A compact, mound-forming to spreading, evergreen shrub with elliptic, dark green leaves and, in mid-spring, clusters of funnel-shaped, pink flowers, flushed red on the outside. Height 50cm (1.5ft), Spread 1m (3ft).

Rhododendron 'Wilgen's Ruby'

A dense, rounded, evergreen shrub with lance-shaped, dark green leaves and large, rounded clusters of funnel-shaped, deep red flowers in late spring. Height & Spread 2m (6ft).

Rhododendron 'Winsome' (Dwarf Rhododendron)

A small, evergreen shrub with copper-coloured new growth. Masses of trumpet-shaped, rosy-red flowers in spring. Height & Spread 1m (3ft).

Rhododendron 'XXL'

An upright, bushy, evergreen shrub with dark green leaves and, in late spring and early summer, domed clusters of funnel-shaped, blush and light pink flowers, each with a prominent, hot pink, ruffled edge.

Rhododendron catawbiense 'Lord Roberts'

A medium evergreen shrub with dark green leaves and rounded clusters of dark crimson flowers with a black flare. Height & Spread 2.5m (8ft).

Rhododendron ponticum 'Silver Edge'

A vigorous, dense, evergreen shrub bearing elliptic to lance-shaped, glossy, dark green leaves with narrow, creamy-white margins and clusters of broadly funnel-shaped, lilac flowers in spring. Height & Spread 2m (6ft).

Rhododendron yakushimanum 'Dopey'

A medium-sized evergreen shrub with dark green leaves and rounded clusters of deep red flowers. Height & Spread 2.5m (8ft).

Rhododendron yakushimanum 'Dreamland'

A small evergreen shrub with pale pink flowers edged deeper pink and white outer petals. Height & Spread 1.2m (4ft).

Rhododendron yakushimanum 'Golden Torch'

A small, compact, evergreen shrub with bell-shaped, creamy pale yellow flowers opening from salmon pink-tinged buds. Height & Spread 1.5m (5ft).

Rhododendron yakushimanum 'Hoppy'

A small, rounded, bushy, evergreen shrub with broadly lance-shaped, green leaves and, in late spring/early summer, clusters of frilly, pale pink flowers. Height & Spread 1.2m (4ft).

Rhododendron yakushimanum 'Kalinka'

A dense, evergreen shrub with glossy, dark green leaves and pink flowers in clusters throughout late spring. Height & Spread 2m (6ft).

Rhododendron yakushimanum 'Nancy Evans'

A compact, evergreen shrub with bronze new growth and deep green leaves. In summer it has pink buds that open to rich yellow, trumpet flowers. Height & Spread 1.5m (5ft).

Rhododendron yakushimanum 'Percy Wiseman'

A rounded, evergreen shrub with glossy, dark green foliage and rounded clusters of pink-flushed, peach-cream flowers. Height & Spread 2.5m (8ft).

Rhododendron yakushimanum 'Schneekrone'

A vigorous, compact, rounded, evergreen shrub with glossy, dark green leaves and, in late spring and early summer, domed clusters of lightly spotted, pale pink flowers with wavy petals, turning white with age.

Rhododendron yakushimanum 'Sneezy'

A vigorous, compact, dense, evergreen shrub with elliptic, dark green leaves, silvery-hairy when young, and rounded clusters of funnel-shaped, red-blotched, deep pink flowers in late spring and early summer.