Large Species

Although some of these are very tough and easy, the majority require a certain amount of shelter from wind and, in drier and warmer climates, a fair amount of shade. They often take some years to start flowering and may not flower every year. Many species make up for this with magnificent foliage.

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron giganteum

Introduced in 1995 from NE Yunnan in China, where it is rare and threatened by logging. Scented white flowers with golden throat; flowering time as yet uncertain. Looks to be another of the glorious scented species of the Fortunea series, eventually tall.Flower Colour : WhiteFlowering Time :  Scented :   Yes Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species ove..

Rhododendron glanduliferum

aromatic leaves,white flowersFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron glaucophyllum album

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron glischroides

Unusual upright species with matt green hairy leaves. Deep rose pink flowers. April-may.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron glischrum

Short dense upright shrub with matt green hairy leaves, deep pink flowers between February & April.Flower Colour : Deep pinkFlowering Time : February-April Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron glischrum ssp. glischroides

Short dense upright shrub with matt green hairy leaves, deep pink flowers between February & April.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron glischrum ssp. glischroides Glitsa FCC

Interesting compact shrub with dark green hairy foliage. Cherry pink flowers in neat trusses. April-May.Flower Colour : Cherry pinkFlowering Time : April-May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron glischrum ssp. rude

Fine tree like species. Dark green rigid leaves often 45cm long, with a silvery indumentum below. Loose trusses of ivory white flowers. Needs a sheltered site.Flower Colour : Ivory white, purple blotchFlowering Time : February-April Scented :   No Ultimate Height :  10.00 metres / 32 feet 9 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron grande

Fine tree like species. Dark green rigid leaves often45cm long, with a silvery indumentum below. Loose trusses of ivory white flowers. February-April.Needs a sheltered site.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron grande aff KR13649

Fine tree like species. Dark green rigid leaves often45cm long, with a silvery indumentum below. Loose trusses of pink flowers. Needs a sheltered site.Flower Colour : PinkFlowering Time : February-April Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron grande Pink form

Fine tree like species. Dark green rigid leaves often45cm long, with a silvery indumentum below. Loose trusses of deep cream flowers. February-April. needs a sheltered siteFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  10.00 metres / 32 feet 9 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron grande series

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron grande Trengwainton form

Forms a loose open shrub. Narrow leaves, light brown indumentum below.Unusual bright geraneum-scarlet flowers. Best in light shade, not suitable in cold gardens.Flower Colour : Geranium scarletFlowering Time : June-July Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron griersonianum

Majestic species, tree like in habit. The bark on a mature tree continuously peels revealing tan, cinnamon, fawn and grey underbark. Narrow mid green leaves, upto 30cm long. Scented creamy-white flowers. Not suitable for cold gardens.Flower Colour : Creamy-whiteFlowering Time : May Scented :   Yes Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron griffithianum

Majestic species, tree like in habit. The bark on a mature tree continuously peels revealing tan, cinnamon, fawn and grey underbark. Narrow mid green leaves, upto 30cm long. Scented creamy-white flowers. Not suitable for cold gardens.Flower Colour : White or creamyFlowering Time : April Scented :   Yes Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron griffithianum CHM2006

Majestic species, tree like in habit. The bark on a mature tree continuosly peels revealing tan, cinnamon, fawn and grey underbark. Narrow mid green leaves, upto 30cm long. Scented deep pink flowers. Not suitable for cold gardens.Flower Colour : deep pinkFlowering Time : May Scented :   Yes Ultimate Height :  6.00 metres / 19 feet 8 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron griffithianum Deep pink form

Flower Colour : WhiteFlowering Time : April-early May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron griffithianum Double form

Flower Colour : Creamy-white.Flowering Time : April-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron griffithianum South Lodge form seedling

Majestic species, tree like in habit. The bark on a mature tree continuosly peels revealing tan, cinnamon, fawn and grey underbark. Narrow mid green leaves, upto 30cm long. Scented white flowers. Not suitable for cold gardens.Flower Colour : White, scentedFlowering Time : May Scented :   Yes Ultimate Height :  6.00 metres / 19 feet 8 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron griffithianum White form

Majestic species, tree like in habit. The bark on a mature tree continuously peels revealing tan, cinnamon, fawn and grey underbark. Narrow mid green leaves, upto 30cm long. Scented creamy-white flowers. Not suitable for cold gardens.Flower Colour : Creamy-whiteFlowering Time : April-May Scented :   Yes Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron grifithianum South Lodge form - graft

Unusual species whose twigs and leaf stalks are densely clad with reddish purple bristles. Dark matt green leaves. Deep rose pink flowers,Flower Colour : Rosy pinkFlowering Time : April-May Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron habrotrichum

Ivory white.Flower Colour : Ivory whiteFlowering Time : April-May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron heftii aff.

Shrub, compact in habit, Neat deep green, slightly aromatic leaves. Light pink flowers with a deeper blotch. .Flower Colour : Light pinkFlowering Time : June-August Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron heliolepis

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hemidartum

Splendid new introduction.Tree like in habit. Pale green leaves up to 27cm long with wavy edges. Fragrant white flowers.Flower Colour : White, scentedFlowering Time : June-July Scented :   Yes Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hemsleyanum

Flower Colour : Pale pink or white with purple flecks.Flowering Time : April Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hirtipes AC3257

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hirtipes KW 5659

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hirtipes KW 6223

Bold leathery dark green leaves with a thick buff grey indumentum below. Mature bark peels to reveal snake skin effect in cream, mauve and shot green. Large trusses of clear pink flowers. Shelter from cold winds.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii

Bold leathery dark green leaves with a thick buff grey indumentum below. Mature bark peels to reveal snake skin effect in cream, mauve and shot green. Large trusses of clear pink flowers. Shelter from cold winds.Flower Colour : Clear PinkFlowering Time : March-May Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hodgsonii Aff. C+S1592

Bold leathery dark green leaves with a thick buf grey indumentum below. Mature bark peel to reveal snakeskin effect in cream, mauve to green. Large trusses of clear pink flowers, March-May.Shelter from cold winds.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii L.S.H.21296

Bold leathery dark green leaves with a thick buf grey indumentum below. Mature bark peel to reveal snakeskin effect in cream, mauve to green. Large trusses of clear pink flowers .Shelter from cold winds.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii Pink form

Bold leathery dark green leaves with a thick buff grey indumentum below. Mature bark peels to reveal snake skin effect in cream, mauve and shot green. Large trusses of white flowers shaded rosy-mauve. Shelter from cold winds.Flower Colour : White shaded rosy-mauveFlowering Time : March-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii Poets Lawn

Bold leathery dark green leaves with a thick buf grey indumentum below. Mature bark peel to reveal snakeskin effect in cream, mauve to green. Large trusses of clear pink flowers. Shelter from cold winds.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii TSS42a ED92

Bold leathery dark green leaves with a thick buf grey indumentum below. Mature bark peel to reveal snakeskin effect in cream, mauve to green. Large trusses of clear pink flowers. Shelter from cold winds.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii TSS9

Bold leathery dark green leaves with a thick buff grey indumentum below. Mature bark peels to reveal snake skin effect in cream, mauve and shot green. Large trusses of clear pink flowers. Shelter from cold winds. From Wakehurst Place gardens.Flower Colour : PinkFlowering Time : March-May Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii WH170

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hodgsonii White form

Bold leathery dark green leaves with a thick buf grey indumentum below. Mature bark peel to reveal snakeskin effect in cream, mauve to green. Large trusses of clear pink flowers. .Shelter from cold winds. Keith Rushford collection.Flower Colour : Clear pinkFlowering Time : March-May Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron hodgsonii Wild Collected (K.R.)

Uncommon species, habit usually upright. Grey and maroon smooth bark. Dark green leaves with isolated tufts of bristles underneath. Blood red flowers in neat trusses Needs a sheltered site.Flower Colour : Blood redFlowering Time : March-April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hookeri

Uncommon species, habit usually upright. Grey and maroon smooth bark. Dark green leaves with isolated tufts of bristles underneath. Blood red flowers in neat trusses March-April. Needs a sheltered site.Flower Colour : Blood redFlowering Time : March-April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hookeri KW8238

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron houlstonii

H4 April - MayFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron houlstonii x eriogynum

Deep rose to purple flowersFlower Colour : Deep rose to purpleFlowering Time :  Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Often early into flower and growth.Group : Large Species over 2m..

Rhododendron huianum AC4207

White, tinged pink,pink spottedFlower Colour : White, tinged pinkFlowering Time : April-May Scented :   No Ultimate Height :  8.00 metres / 26 feet 2 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hunnewellianum

Tree like habit, dark green leaves, paler below. Deep pink flowers, spotted redMarch-May.Needs some shelter.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hylaeum

Tree like habit, dark green leaves, paler below. Deep pink flowers, spotted red. Needs some shelter.Flower Colour : Deep pink, spotted red.Flowering Time : March-May Scented :   No Ultimate Height :  12.00 metres / 39 feet 4 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hylaeum KW6833

Flower Colour : Deep pinkFlowering Time : March-April Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hylaeum KW8238

Neat compact species. Interesting dark recurved leaves. Loose trusses of pure white flowers, spotted red.. Very hardy, best in an open position.Flower Colour : White spotted redFlowering Time : April-May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hyperythrum

Neat compact species. Interesting dark recurved leaves. Loose trussesof pure white flowers, spotted red.April-May. Very hardy, best in an open position.Flower Colour : White spotted RedFlowering Time : April-May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron hyperythrum Pink

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron hypoglaucum

Flowers campanulate, scarlet or scarlet-crimson, sometimes with darker spots within and with blotched nectar pouches. This form of Rh barbatum lacks the characteristic bristles on the leaf stalk. Name now invalid.Flower Colour : Scarlet, darker spottingFlowering Time : March-April Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron imberbe (form of barbatum)

Flowers white, cream or pale yellow, flushed pink and with crimson blotch and spots.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron inopinum (Natural hybrid)

A remarkable plant, fairly bushy in habit. Stiff spear like leaves, dark green above with a plastered silvery indumentum when young changing to burnished copper. Beautiful pale pink flowersFlower Colour : Pale pinkFlowering Time : May-June Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron insigne

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron intricatum KW 4184

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron iodes

Erect habit, dark green leaves, paler below . Ivory white flowers with heavily purple spotted petals.Flower Colour : Ivory whiteFlowering Time : March-April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum

Erect habit, dark green leaves, paler below . Ivory white flowers with heavily purple spotted petals.Flower Colour : Ivory white, purple spotsFlowering Time : March-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum 32931

Erect habit, dark green leaves, paler below . Ivory white flowers with heavily purple spotted petals.Flower Colour : Ivory white, purple spotsFlowering Time : March-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum BM

Erect habit, dark green leaves, paler below . Pink flowers lightly spotted .Flower Colour : Pale pinkFlowering Time :  Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum Pale Pink form

Erect habit, dark green leaves, paler below . White flowers suffused pink and heavily spotted deep purple.Flower Colour : White, spotted purpleFlowering Time : March-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum Polka Dot

Erect habit, dark green leaves, paler below .white, or pink/mauve flowers with spotted petals.Flower Colour : white, or pink/mauveFlowering Time : March-April Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron irroratum seedling

Erect habit, dark green leaves, paler below . Cream / pale yellow flowers with purple spotted petals.Flower Colour : Cream / pale yellowFlowering Time : March-April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron irroratum ssp irroratum Ningyuenense Group C&H7100

cream or pale yellow flowers, sometimes heavily spotted crimsonFlower Colour : cream or pale yellowFlowering Time : April-May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron irroratum ssp yiliangense EGM 339

Small tree. Tubular-campanulate, pink,Flower Colour : PinkFlowering Time : February-March Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -12°C (10°F) Hardy outdoors in milder parts of UK (such as Cornwall, Argyll), southern Ireland.Group : Large Species over 2m..

Rhododendron irroratum ssp.pogonostylum

Small tree . Tubular-campanulate, pink, spotted dark redFlower Colour : Pink, spotted dark redFlowering Time : February-March Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Often early into flower and growth.Group : Large Species over 2m..

Rhododendron irroratum ssp.pogonostylum Wild Collected

Erect habit, dark green leaves, paler below . Cream flowers lightly spottedFlower Colour : Creamy, lightly spottedFlowering Time : March-May Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron irroratum White form

Very hardy and compact. Long shiny green leaves , with a fawn , feltlike indumentum.White flowers shaded with purple .April-May.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron japonicum var pentamerum Gerald Loder

Spreading habit, bristly twigs, attractive reddish brown peeling bark. Dark green hairy leaves. Creamy yellow flowers. Needs shelter from cold winds.Flower Colour : Creamy yellowFlowering Time : May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron johnstoneanum

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron johnstoneanum Double Dimond

Spreading habit, bristly twigs, attractive reddish brown peeling bark. Dark green hairy leaves. Creamy yellow flowers. Needs shelter from cold winds.Flower Colour : Creamy yellowFlowering Time : May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron johnstoneanum KW7732

Upright habit, narrow pale blue green leaves.Unusual very narrow tubular flowers of an attractive orange red shade.May-July. Needs shelter from cold winds.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron keiskei cordifolium

Tubular-campanulate, pink, scarlet or crimsom, with deep crimson spotsFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron kendrickii

Distinctive round buds and rugose foliage with white to buff indumentum below. Large trusses of splendid clear rose-pink flowers. New introduction from Bhutan, where it grows in fir forest and can cope with fairly swampy ground. Bark non-peeling.Flower Colour : Clear rose - pinkFlowering Time : April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron kesangiae (from wild collected seed)

Distinctive round buds and rugose foliage with white to buff indumentum below. Large trusses of splendid clear rose-pink flowers. New introduction from Bhutan, where it grows in fir forest and can cope with fairly swampy ground. Bark non-peeling.Flower Colour : Pale pink with darker blotchFlowering Time :  Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron kesangiae AC110

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron kesselringii

Upright habit, narrow pale blue green leaves.Unusual very narrow tubular flowers of an attractive orange red shade. Needs shelter from cold winds.Flower Colour : Orange redFlowering Time : May-July Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron keysii

Upright habit, narrow pale blue green leaves.Unusual very narrow tubular flowers of an attractive orange red shade. Needs shelter from cold winds.Flower Colour : Flowering Time : May-July Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron keysii Compacta

Upright habit, narrow pale blue green leaves.Unusual very narrow tubular flowers of an attractive orange red shade.May-July. Needs shelter from cold winds.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron keysii KW3401

Upright habit, narrow pale blue green leaves.Unusual very narrow tubular flowers of an attractive orange red shade. Needs shelter from cold winds.Flower Colour : Flowering Time : May-July Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron keysii Uncolour

arboreum ssp.zeylanicumFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron kingianum

Tree like. Long leaves with a reddish brown indumentum above and below, later revealing a bright green shiny surfaces. Bright scarlet flowers in July-August. Only suitable for warmer sheltered conditions.Flower Colour : Bright scarletFlowering Time : July-August Scented :   No Ultimate Height :  6.00 metres / 19 feet 8 inchesParentage : Hardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Large Species over 2m..

Rhododendron kyawii

Tree like. Long leaves with a reddish brown indumentum above and below, later revealing a bright green shiny surfaces. Bright scarlet flowers in July-August. Only suitable for warmer sheltered conditions.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron kyawii Agapetum Group

Beautiful upright species. Dark green rounded leaveswith sparse brown indumentum below. Does best in colder areas. Bright yellow flowers.Flower Colour : Bright yellowFlowering Time : April-May Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lacteum

Beautiful upright species. Dark green rounded leaveswith sparse brown indumentum below. Does best in colder areas. Sulphur white flowers with a dark crimson blotch.Flower Colour : Flowering Time : April-May Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lacteum FCC1926

Beautiful upright species. Dark green rounded leaveswith sparse brown indumentum below. Does best in colder areas. Canary yellow flowers. April-May.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lacteum SBEC235

Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron lanigerum

Very fine tree like species. Long dark green leaves covered below with a woolly indumentum, which changes from white to light brown. Well formed trusses of up to 25 deep pink flowers.Flower Colour : Deep pinkFlowering Time : February-April Scented :   No Ultimate Height :  6.00 metres / 19 feet 8 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lanigerum

Very fine tree like species. Long dark green leaves covered below with a woolly indumentum, which changes from white to light brown. Well formed trusses of up to 25 deep pink flowers.Flower Colour : Deep pinkFlowering Time : February-April Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lanigerum Chapel Wood

Very fine tree like species. Long dark green leaves covered below with a woolly indumentum, which changes from white to light brown. Well formed trusses of up to 25 deep pink flowers. February- AprilFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron lanigerum Pink

Very fine tree like species. Long dark green leaves covered below with a woolly indumentum, which changes from white to light brown. Well formed trusses of up to 25 red flowers.Flower Colour : Deep pinkish redFlowering Time : February-April Scented :   No Ultimate Height :  7.00 metres / 22 feet 11 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lanigerum Red form

Very fine tree like species. Long dark green leaves covered below with a woolly indumentum, which changes from white to light brown. Well formed trusses of up to 25 crimson flowers.Flower Colour : CrimsonFlowering Time : February-April Scented :   No Ultimate Height :  6.00 metres / 19 feet 8 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron lanigerum Round Wood

Upright straggly habit. Leaves dark green, slightly wrinkled and recurved. Large tubular flowers, white with a yellow base,scented. Good for cold conservatories or milder regions. Can be cut back. Winter freeze kills flower budsFlower Colour : white with a yellow baseFlowering Time : April-May Scented :   Yes Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -10°C to -8°C (15°F to 20°F) Greenhouse culture, except the mildest western areas of the UK.Group : Large Species ov..

Rhododendron lindleyi

Upright habit. Young leaves tinged red becoming dark green, slightly wrinkled and recurved. Large tubular flowers, white with a yellow base,scented. .Good for cold conservatories or milder regions. Can be cut back.Flower Colour : white with a yellow baseFlowering Time : April-May Scented :   Yes Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -10°C to -8°C (15°F to 20°F) Greenhouse culture, except the mildest western areas of the UK.Group : Large Species over 2m..

Rhododendron lindleyi (Baravalla)

Beautiful upright compact species, neat rounded leaves, large bluish green leaves, maroon young stems and leaf stalks. Deep yellow flowers. One of the finest yellows.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron litiense

Most unusual foliage plant, fairly compact. Stem and leaf stalks are covered with a thick orangey brown indumentum. Dark shiny leaves. Pink flowers with a crimson blotch. Best in a sheltered site.Flower Colour : Pink, crimson blotchFlowering Time : May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Species over 2m..

Rhododendron longesquamatum

Fine tall species, dark green narrow leaves, with a brown indumentum below. Pale pink to rose flowers in rounded trusses,Flower Colour : Pale pink to roseFlowering Time : May Scented :   No Ultimate Height :  5.00 metres / 16 feet 4 inchesParentage : Hardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Often early into flower and growth.Group : Large Species over 2m..

Rhododendron longipes

Upright habit with interesting purplish young roots.Waxy Dark green leaves, glossy and paler below, magenta rose flowers in March-April. Best in a sheltered site.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron lukiangense

Upright habit with interesting purplish young roots.Waxy Dark green leaves, glossy and paler below, magenta rose flowers in March-April. Best in a sheltered site.Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Species over 2m..

Rhododendron lukiangense R 11275

Lovely evergreen species having graceful bronzy red new foliage, which colour may last through the summer. Deep primrose flowers of the azalea type in early spring. Very easily grown and highly recommended.Flower Colour : Deep primroseFlowering Time : March-April Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Hardiness : -15 to -18°C (5°F to 0°F) Hardy in all but the coldest parts of UK but need some protection...

Rhododendron lutescens

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