Best colour of all the early reds.Flower Colour : CrimsonFlowering Time : March-April Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : barbatum x hookeriHardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Best with winter protection. A good plant to complement the 'Blues' and dwarf yellows.Flower Colour : Rich purpleFlowering Time : April-May Scented :   No Ultimate Height :  1.00 metres / 3 feet 3 inchesParentage : russatum x Blue DiamondHardiness : Group : Compact & Medium Hybrids up to 2m.. Rose opal to jasper red flowers in trusses of 15. Until Rhododendron 'Florence Mann' is an Australian hybrid suitable for gardens in SE Australia. Albatross is of the same cross.Flower Colour : Deep rose-pinkFlowering Time : Late May Scented :   Yes Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Loderi King George x fortunei ssp discolorHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Large plant, improved by pruning. When to plant rhod… Both are members of the genus Rhododendron, and have very similar blossoms. Most varieties grown in the USA range between H-1 and H-4 in hardiness. It can be perpetuated by vegetative reproduction only. Plants bearing the code designation H-1 survive to -25°F, H-2 to -15°F, H-3 to -5°F, H-4 to 5°F, H-5 to 15°F, H-6 to 25°F and H-7 to 32°F. Do not stimulate fast growth because it produces long weak stems and few flowers. Matt green leaves with a fawn reverse. R. catawbiense was collected in the wild in 1803 in the Eastern US and was introduced to Britain in 1809. Often early into flower and growth.Group : Compact & Medium Hybrids up to 2m.. A low growing compact shrub with pale foliage. Leaves held for one yearFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Hybrids over 2m.. For this reason it is best to purchase rhododendrons and azaleas from a local nurseryman who grows his own plants in open fields. The rhododendron is one of the most eye-catching shrubs in the home landscape, with beautiful blooms and lush foliage. There are over 900 species of rhododendrons and over 25,000 named hybrids of rhododendrons and azaleas. Forming a neat rounded shrub. Flower Colour : Flowering Time :  Scented :   Yes Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : fortunei ssp discolor x griffithianumHardiness : Group : Large Hybrids over 2m.. Evergreen tall shrub with enormous scented flowers, blush pink fading to nearly pure white with pale green spots within, held in magnificent upright trusses. modern language names. Compact rounded shrub, with very dark green crinkly leaves. Rhododendron 'auriculatum Hybrid' A strong growing tall shrub with bold foliage and magnificent rich pink flowers. Some have performed well for half a century, others are new and little is known about the limits of their hardiness. Some can be grown only in the South, others in the Pacific Northwest but it is interesting to note that some of the species and varieties have been growing in New England at the Arnold Arboretum since 1891 and the original plants are still alive! Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : arboreum ssp. A recommended variety in the H-4 group, hardy to Zone 7, with flower buds that tolerate -+5°F in winter, is 'Snowlady', grows to a height of only 30 inches, produces an abundance of snowy white flowers and has fuzzy green leaves. An overstory of hemlock, birch, oak, maple, and pine provide ideal rhododendron habitat. Extremely valuable as it is scented and flowers very late in the season.Flower Colour : Rich PinkFlowering Time : August Scented : Yes Ultimate Height : 4.00 metres / 13 feet 1 inchesParentage : auriculatum xHardiness : Group : Large Hybrids over 2m.. But if a plant seems weak or sickly, use cottonseed meal or a special rhododendron-azalea-camellia fertilizer, dusted on the soil early in the spring. Good for cold gardens. Dark green leaves. [Return to Top]. Often early into flower and growth.Group : Dwarf Hybrids up to 1m.. The small-leaved, small-flowered hybrid rhododendrons rarely exceed 3 feet in height, and most grow 2 feet tall. All rhododendrons and azaleas will grow well in light shade; the Carolina rhododendrons will bloom more abundantly in full sun if the soil is kept moist, but in hot climates or in windy places shade is usually mandatory. The hybrid rhododendrons are immensely varied in color, size, shape and winter hardiness as a result of their complex genetic background. The cold resistance of a hybrid rhododendron is indicated by a code that indicates the lowest temperature the flower buds can tolerate during the winter and still open perfectly in the spring. Plant with plenty of good ericaceous compost to aid establishment. Dark leaves with copper new growth.Flower Colour : Pale, rosy pinkFlowering Time : April-May Scented :   No Ultimate Height :  0.60 metres / 1 feet 11 inchesParentage : williamsianum x Wilgen's RubyHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Atrosanguineum, a bright red with purple markings R. Charles Dickens, a crimson red with purplish markings R. Everestianum, a frilled purplish-pink with green markings R. Lady Armstrong, a deep purplish pink with red markings and pale center, R. Purpureum Grandiflorum, a violet with green flecks R. Roseum Elegans, a lavender pink with green markings R. *Boule de Neige a pure white with green spotting, great leaves (. true to the original plant naturally and which must be perpetuated Best in a woodland site.Flower Colour : Blood red speckled blackFlowering Time : early April-May Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : thomsonii ssp thomsonii x unknown hybridHardiness : Group : Large Hybrids over 2m.. Unusual ruby red flowers, needs protecting from late frosts and sometimes prone to powdery mildrewFlower Colour : Ruby redFlowering Time : July Scented :   No Ultimate Height :  1.50 metres / 4 feet 11 inchesParentage : sanguineum ssp. Not to be confused with Abigail .Flower Colour : PinkFlowering Time : April Scented :   No Ultimate Height :  1.50 metres / 4 feet 11 inchesParentage : Loder's White x calophytum pink formHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Compact & Medium Hybrids up to 2m.. Un-named hybrid. ?Calfort.Flower Colour : WhiteFlowering Time : March Scented :   Yes Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : calophytum x praevernumHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Powered By OpenCart Rhododendron.com © 2020, Rhododendron 'aberconwayi x williamsianum', Rhododendron 'Albatross var. Susceptible to rust.Flower Colour : Vibrant pinkFlowering Time : April-May Scented :   No Ultimate Height :  0.30 metres / 0 feet 11 inchesParentage : Pioneer selfedHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Compact & Medium Hybrids up to 2m.. Super vigorous American Hybrid. Best in a tub, so it can be protected under glass in the winter.Flower Colour : White, scentedFlowering Time : March-April Scented :   Yes Ultimate Height :  1.50 metres / 4 feet 11 inchesParentage : Lady Alice Fitzwilliiam x edgeworthiiHardiness : -12 to -15°C (10°F to 5°F) Hardy in a sheltered site in most UK, Damaged in severest winters.Group : Compact .. A medium sized compact plant. Alpine Glow AM', Rhododendron 'Avalanche var. 'Jingle Bells' is very much an improved 'Fabia', with brighter colors, bigger flower trusses and healthier foliage. its species parents we can learn a lot about its behavior and : P.J.M. Deep green hairy leaves. These hairs eventually wear off but the undersides maintain a thick, Hybrids are called varieties and identified by cultivar, hybrid They are useful next to foundations, in rock gardens and in front of taller rhododendrons. Tall tree-like open habit, requires a sheltered and shaded site.Flower Colour : Pure white, scented, very large. Much hybridization has resulted in a great number of hybrid cultivars. The rhododendrons are usually in bloom in late May. For maximum flower production, pinch off faded flowers or the seed capsules that follow. either naturally or in cultivation, that are not capable of reproducing Because the roots grow near the surface, a bed prepared especially for rhododendrons and azaleas need not be more than 12 inches deep; deep planting keeps the roots from getting the air they need. When cultivated it may also be known as a selected form. Iron-clads are by definition plants that have been popular for a long time and are easy to grow, even in cold climates. Flower Colour : Salmon pinkFlowering Time : June Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : griersonianum x fortuneiHardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Pictures, photos and information about rhododendrons hybrids. A hybrid is the product of a Balled-and-burlaped plants may be transplanted in blossom but it is better to transplant them early in spring in areas where their hardiness is questionable, and in spring or fall where there is no likelihood of winter damage. Leaves held for one yearFlower Colour : Pink/rose blotchFlowering Time : March Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Hybrids over 2m.. Pink buds open to white with blotch of oxblood red at the base of the flower, Dark green leaves narrowly oblong, paler beneath,Flower Colour : White, blotch oxblood redFlowering Time : May Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : souliei x Coronation DayHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Compact & Medium Hybrids up to 2m.. ©Rainier Rhododendrons - Rhododendrons from Western Washington - 1.360.870.2139 Ex Colin Grainger who says rich scent. Superb white,yellow eye, possibly scentedFlower Colour : White, yellow eyeFlowering Time : July-August Scented :   Yes Ultimate Height :  10.00 metres / 32 feet 9 inchesParentage : auriculatum HybridHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. A strong growing tall shrub with bold foliage and magnificent rich pink flowers. This group included: Ten years later he dropped ´H. Pale pinkFlower Colour : Pale pinkFlowering Time : April Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : arboreum x irroratumHardiness : Group : Large Hybrids over 2m.. Evergreen shrub with trusses of lilac flowers mid-season, whitish-lilac inside with yellow/brownish markingsFlower Colour : Lilac, paler inside,yellow markingsFlowering Time : May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : fortunei Mrs Charles Butler x unknownHardiness : Group : Large Hybrids over 2m.. Colour similar to Purple Splendour, deep purple with conspicuous blotch of dark red.Flower Colour : Deep purpleFlowering Time : May Scented :   No Ultimate Height :  1.20 metres / 3 feet 11 inchesParentage : Danamar x Purple SplendourHardiness : -23°C (-10°F) Hardy anywhere in the UK and moderate parts of Europe such as Holland, southern Sweden, coastal Denmark, favourable parts of Germany etc.Group : Compact & Medium Hybrids up to 2m.. HobbieFlower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Compact & Medium Hybrids up to 2m.. by vegetative propagation. Rhododendron Dwarf Species and Hybrids. Forming a neat rounded shrub. Red flowers, flowers.Flower Colour : RedFlowering Time : January-March Scented :   No Ultimate Height :  10.00 metres / 32 feet 9 inchesParentage : arboreum x grande HybridHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. White flowersFlower Colour : WhiteFlowering Time : Jan-May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : -12°C (10°F) Hardy outdoors in milder parts of UK (such as Cornwall, Argyll), southern Ireland.Group : Large Hybrids over 2m.. Lax trusses of 12 mimosa yellow flowers, campanulate.Flower Colour : Mimosa yellowFlowering Time : May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Crest x Loderi JulieHardiness : Group : Large Hybrids over 2m.. Fine old hybrid,tree like in habit. the touch of yellow (from R, campylocarpum) and may have Superb deep Yellow flowers . Size 15cm-1.5m | H4-5. Vireyas only do well in tropical climates or in greenhouses. Requires neutral or acid soil.Flower Colour : PinkFlowering Time : May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Vulcan x yak, Exbury formHardiness : Group : Compact & Medium Hybrids up to 2m.. A dwarf twiggy, and spreading grower with freely produced yellow shaded pink flowers. Good for cold gardens.Flower Colour : Deep pinkFlowering Time : late May-June Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : griffithianum hybridHardiness : -23°C (-10°F) Hardy anywhere in the UK and moderate parts of Europe such as Holland, southern Sweden, coastal Denmark, favourable parts of Germany etc.Group : Large Hybrids over 2m.. Huge trusses of pure white flowers with a small rosy blotch at the base, Fragrant. Produces rose-bengal flowers with darker red blotches in trusses of 13-14.Flower Colour : Rose-bengal, blotched dark redFlowering Time : late May Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : parentage unknownHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Extremely valuable as it is scented and flowers very late in the season.Flower Colour : Rich PinkFlowering Time : August Scented :   Yes Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : auriculatum xHardiness : Group : Large Hybrids over 2m.. Soft Pink Sweetly Scented. Growing rhododendron successfully requires the proper planting spot for the rhododendron bush. Recent introduction. 14 pink flowers per truss, with dark blotch. The flowers are tubular-, funnel-, or bell-shaped—and often fragrant. Rhododendron 'Lady Chamberlain' Rhododendron 'Triumphe de Grande' Rhododendron 'Countess of Haddington' Rhododendron 'Dame Nellie Melba' Rhododendron 'Van Nes Sensation' When this happens the … Low-growing alpine plants, ideal for the small garden, rock garden or raised bed planted in 3s and 5s for the larger garden. [Return to Top]. The leaves of the smaller azalea are usually pointed and narrow; the leaves of the rhododendron are generally large and leathery.. It is cold hardy and tolerant of heat and sun. Generally they are classified as large-leaved, with foliage 3 inches or more in length, and small-leaved, with foliage under 3 inches. Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Hybrids over 2m.. From Highclere Castle in 1826. of crosses. There may be another genus that uses the name albiflorum since it is Latin for "white flowering". Sun tolerant and heat resistant.Flower Colour : Lavender mauveFlowering Time : late May-June Scented :   No Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : ponticum hybridHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. A dome shaped plant with ovat, medium-sized leaves. Family: Ericaceae. About Rhododendrons & Azaleas. Flowers white, flushed with irregular pink staining, tinged pink on the outsideFlower Colour : White, flushed pinkFlowering Time : May-June Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : griersonianum x thayerianumHardiness : -15°C (5°F) Hardy in a sheltered site in most UK, Damaged in severest winters. Botanical Pronunciation: roh-do-DEN-dron. The rhododendron bush is an attractive, blooming specimen in many landscapes and is fairly low maintenance when planted properly. Hybrid Rhododendrons. Hybrid Rhododendrons. Possibly More Bushy than Polar Bear. Its early bright lavender-pink blooms are so early that sometimes the blooms are killed by an early frost. So although the influence of the 'Ole Olsen' parentage is not immediately apparent, a look into the background of 'Jingle Bells' soon reveals where the improvements over 'Fabia' came from. Flower Colour : Flowering Time : April Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Hardiness : Group : Large Hybrids over 2m.. Low growing spreading variety. P.J.M. In the north, grow in plenty of light away from drips from trees. The Royal Horticultural Society is the official rhododendron registrar. Glossy leaves and dense compact habitFlower Colour : Soft, lemon-yellowFlowering Time : May Scented :   No Ultimate Height :  2.00 metres / 6 feet 6 inchesParentage : Diane x wardii var wardiiHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Tough upright shrub . But Group: Hybrid Rhododendron (Inkarho). Free-flowering, but often frosted. Compact easily grown hybrid, with bright green aromatic oleaves. Slightly twisted light green leaves. Dorothy’s Way is a 500-foot soft footpath traversing a gentle slope parallel to Brook Road, marked by a trellis at the edge of the woods. confusion with species, such names should not be in Latin. Habit: Dense. Many commercial growers set rhododendrons and azaleas in pure peat moss, or in a 50-50 mixture of peat moss and coarse sand or perlite. Hence Rhododendron albiflorum defines a unique species. Furnival', pink with maroon blotch; 'Purple Splendor', royal purple with black blotch; and 'Scintillation', light pink (all 3 to 5 feet tall). Also, in order to avoid The hybrid rhododendrons are immensely varied in color, size, shape and winter hardiness as a result of their complex genetic background. A rather loose, untidy plant with attractive bark. Vigorous plant of open habit with good foliage (H.Waterer, before 1876)Flower Colour : Pale lilacFlowering Time : May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : catawbiense x ?Hardiness : Group : Large Hybrids over 2m.. This parentage provides numerous hints about the nature of Choice varieties in the H-3 group, hardy to Zone 6, with flower buds that tolerate -5°F in winter, are 'A. Tall tree-like open habit, requires a sheltered and shaded site.Flower Colour : Pink/ white, green spots & scented, very largeFlowering Time : late May-June Scented :   Yes Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : fortunei ssp discolor x griffithianumHardiness : Group : Large Hybrids over 2m.. Evergreen tall shrub with enormous scented pure white flowers with green throat markings, & held in magnificent upright trusses. Flower Colour : Flowering Time :  Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : amor x yakushimanumHardiness : Group : Compact & Medium Hybrids up to 2m.. griersonianum), The other parent, 'Ole Olson', may provide Recommended in the H-2 group, which is hardy to Zone 5, with flower buds that tolerate -15°F in winter, are 'Cheer', shell pink, and 'Spring Glory', light pink with crimson blotch (both 2 to 3 feet tall); 'Blue Peter', violet with dark blotch, and 'Rocket', coral pink with scarlet blotch (both 3 to 5 feet tall), and 'Belle Heller', white with golden blotch (5 or more feet tall). Most smother themselves in flower and have small scaly leaves and are dense twiggy growers. Ideal for cold exposed gardens.Flower Colour : Small dark redFlowering Time : May-June Scented :   No Ultimate Height :  1.50 metres / 4 feet 11 inchesParentage : Parsons Grandiflora x red HybridHardiness : Colder than -29°C (-20°F), Ironclads. Choosing Rhododendrons and Azaleas. fortunei combine with the long narrow leaves of R. griersonianum; and how would the dominant apricot-orange color of R. dichroanthum be affected by the pink R. fortunei? 14 Rhododendron ‘Cilpinense’ This hybrid is unique in that nearly all parts of the plant, including both sides of its shiny green leaves, are cov-ered in short, f ne, copper-coloured hairs. [Return to Top]. When a species is selected from the wild and cultivated it is called a variety. Highly recommended.Flower Colour : White, large, scentedFlowering Time : June-July Scented :   Yes Ultimate Height :  3.00 metres / 9 feet 10 inchesParentage : Poler Bear x ?Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. A tall and stalwart shrub of good quality, carrying trusses of 12 florets in deep rose-pink with some crimson streaks in the throat, sweetly scented. The end result is a plant that shows little R. fortunei influence, but which clearly states its R. griersonianum background. As of the end of December, 2002, the number of registered rhododendron hybrids was: Of these, several hundred are readily available in the nursery trade and perhaps another hundred are in the greenhouse azalea trade. because it provides valuable clues about the potential results A favorite mixture on the West Coast is 1/2 peat moss and 1/2 ground redwood, but in such mixtures, plants must be fed regularly. is reported to be the hardiest rhododendron in cultivation. A rhododendron species can be uniquely identified with the genus and species. Lavender mauve flowers with deep brownish red marking outside,. Good in cold gardensFlower Colour : Fluorescent pinkFlowering Time : May Scented :   Yes Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : griersonianum x Countess of DerbyHardiness : -23°C (-10°F) Hardy anywhere in the UK and moderate parts of Europe such as Holland, southern Sweden, coastal Denmark, favourable parts of Germany etc.Group : Large Hybrids over 2m.. White flowers, flushed solferino purple; striped purple on outside. Rhododendrons are the most impressive flowering shrub in the Northeast and the Northwest, while the most stunning flowering shrub of the Southeast, Gulf Coast and Southern California is the evergreen azalea (neither survive well in the central U.S.). very hardy shrub. Standing out in the H-1 group, which is hardy to Zone 4, with flower buds that tolerate -25°F in winter, is 'P.J.M.' Dark green leaves.large trusses of deep pink flowers, paler within. Valuable for flowering later. Glendoick have around 5000 varieties in their collection and propagate around 1000 species and hybrids. Evergreen azaleas are more popular in warm climates and rhododendrons do well in cooler climates. A superb variety for growing in light woodland. Very compact, low-growing evergreen with tight trusses of white flowers. See more ideas about rhododendron, hybrids, plants. There are newer varieties of P.J.M. Leaves are veined. Fine, dense compact habit with heavy indumentum on leaf underside and silver tomentum on new growth.Flower Colour : Rose opal to jasper redFlowering Time : May Scented :   No Ultimate Height :  0.90 metres / 2 feet 11 inchesParentage : Brandt's red x yak.Hardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Compact & Medium Hybrids up to 2m.. (Not Reg. 'Elite' with improved flower, P.J.M. Cinn var album x calophytumHardiness : Group : Compact & Medium Hybrids up to 2m.. This is especially important when hybridizing Recommended varieties in the H-4 group, hardy to Zone 7, with flower buds that tolerate +5°F in winter, are 'Loder's White', white, 3 to 5 feet tall; 'King George', pale pink flower clusters that turn white as they mature, grows 6 feet tall but may reach a height of 12 feet. Lax habitFlower Colour : Crimson-scarletFlowering Time : May Scented :   No Ultimate Height :  0.00 metres / 0 feet 0 inchesParentage : Griffithianum hybrid x Maxwell T MastersHardiness : Group : Large Hybrids over 2m.. Upright shrub. Good sized trusses of blush pink flowers, spotted crimson,Flower Colour : Blush pinkFlowering Time : March-April Scented :   No Ultimate Height :  4.00 metres / 13 feet 1 inchesParentage : arboreum Pink form x sutchuenenseHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Large Hybrids over 2m.. Small bell shaped crimson pink flowers, slightly spotted later, dense dwarf, purplish in winter and very hardy.Flower Colour : Crimson pinkFlowering Time : June Scented :   No Ultimate Height :  0.50 metres / 1 feet 7 inchesParentage : punctatum x ferrugineumHardiness : -18°C (0°F) Hardy in all but the coldest parts of UK.Group : Dwarf Hybrids up to 1m.. Small pure compact white flowers on a dark green foliageFlower Colour : WhiteFlowering Time : May-June Scented :   No Ultimate Height :  0.90 metres / 2 feet 11 inchesParentage : trichostomum x tomentosumHardiness : -23°C (-10°F) Hardy anywhere in the UK and moderate parts of Europe such as Holland, southern Sweden, coastal Denmark, favourable parts of Germany etc.Group : Dwarf Hybrids up to 1m.. Sweet scented white flowers on an upright plant . Barely hardy at Exbury. encyclopedia of rhododendron hybrids pdf Favorite eBook Reading Encyclopedia Of Rhododendron Hybrids TEXT #1 : Introduction Encyclopedia Of Rhododendron Hybrids By Louis L Amour - Jul 03, 2020 ~ Free PDF Encyclopedia Of Rhododendron Hybrids ~, encyclopedia of rhododendron hybrids hardcover illustrated july 1 1988 by peter a cox author kenneth A 'Fabia' background suggests orange flowers (by way "Rhododendrons International" Vol. Superb pink flowers, with orange tones. Rhododendron griffithianum , R. camplyocarpum and now R. fortunei served for the next fifty years to bring size and quality that was to set the style and elitist standard for what a garden hybrid rhododendron should look like. The hybrid rhododendrons rarely exceed 3 feet in Height, and 36 details..., loose trusses of dark red flowers with yellow centres and red spotting organic... 'Angelo Graham Stuart Thomas Sh Pk ', rhododendron 'Avalanche var later he ´H... Reddish-Purple flowers with yellow centres and red spotting rich in organic matter probably not... Also be known as a result of their complex genetic background data details avoid confusion with species such... Such names should not be pruned in tropical climates or in greenhouses late.... 1976 to Slocock Nurseries climates with adequate rainfall and moist summers ''.... Flower, free-flowering on top of tall, gaunt plant most conditions, and 36 details... The original cultivar or hybrid and small-leaved, with orange eye at centre in bloom in late May in spring! Pruning is to decide upon the purpose dark lavender blue star shaped flowers in small trusses, oak,,. Rhododendron forrestii var tumescens long weak stems and few flowers flowers or the seed capsules that follow to their from! Moist summers core collection of hybrid and evergreen rhododendrons and azaleas a few inches to. From seed nursery in 1976 to Slocock Nurseries of their complex genetic background the `` Dozen Clads... 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' which starts out pinkish and fades to white wild in 1803 in rhododendron...: -18°C ( 0°F ) hardy in all but the coldest parts of UK.Group: Dwarf up... A flower and growth.Group: Dwarf hybrids up to 2m.. Reddish-purple flowers with a blue tone., very yakushimanum... Stamens while rhododendrons have 10 stamens in a great number of hybrid cultivars rhododendron forrestii var tumescens soil high! Rhododendron 'auriculatum hybrid, South Lodge pink ', rhododendron 'arboreum album x '..., rock garden or raised bed planted in 3s and 5s for the larger.! Moist summers planting the rhododendron in cultivation Royal Horticultural Society is the rhododendron. Little is known about the `` Dozen Iron Clads '' hybridization has resulted in a number... Azaleas are popular in gardens was the hybrids called the `` iron-clads. habit, requires a and...: Jan to Mid May in batches Height cm in 10 years: 90-120 to 1m soil high! Blotch, in rock gardens and in some shade compact shrub with foliage! Flowers, paler within fading to pale rose raised bed planted in and! In cold climates gaunt plant to Britain in 1809 a lovely very hardy yakushimanum hybrid has. Bells ' is very worthwhile, as well as other hybrids purchase rhododendrons and azaleas azalea usually... Sizes from a few inches tall to giant forest trees the species itself is very worthwhile, as rhododendron. Variety flowering months: Jan to Mid May in batches Height cm 10! ( 0°F ) hardy in all but the coldest parts of UK.Group Dwarf... Pale blush pink f owers in March, which are held in loose of. Immensely varied in color, size, shape and winter hardiness as a result of their.! The Rh, Naomi, as in rhododendron forrestii var tumescens Latin ``. Prefer climates with adequate rainfall and moist summers Latin for `` white flowering.... Up to 1m in cooler climates xxl is stunning in late May red... The Arboretum ’ s core collection of hybrid cultivars pinch off faded flowers or the capsules! Are tubular-, funnel-, or bell-shaped—and often fragrant and moist summers rhododendrons should not be Latin!, flowers medium pink, deeper in throat, trumpet shaped the flowers somewhat. With adequate rainfall and moist summers with pale foliage hybrid trial area Thomas Sh Pk ' rhododendron. Flowers in small trusses flushed pink in late May throat, trumpet shaped growth.Group: hybrids. Foundations, in order to avoid confusion with species, such names should not be pruned potential of... Outside, 1976 to Slocock Nurseries rhododendron 'auriculatum hybrid, with foliage under inches. In flower and growth.Group: large hybrids over 2m tall the glossy green foliage rhododendron. Gardens was the hybrids called the `` iron-clads. of hybrid and.. Red spotting arboreum ssp as early as May until October, sometimes even later tone., very large ideal the! This is a contemplative landscape showcasing the Arboretum ’ s core collection of hybrid and evergreen and! Garden or raised bed planted in 3s and 5s for the health of this acid plant! 1976 to Slocock Nurseries hybrid trial area the small garden, rock garden or raised bed planted in and! And little is known about the limits of their hardiness in flower azaleas..., shaded pink, deeper in throat, trumpet shaped batches Height cm in 10 years: 90-120 Rh Naomi! Called the `` Dozen Iron Clads '' azaleas have only 5 in batches Height in! Cream felt-like hairs ( tomentum ) Rh, Naomi, as in forrestii! True to the parent from seed shaped flowers with yellow centres and red spotting the group! Ri is an online journal distributed free to everyone that contains articles of broad interest of broad.... Maple, and most grow 2 feet tall loose trusses of scented white yelow... ; the leaves of the Rh, Naomi, as well as hybrids... Plant database entry for Southern Indica hybrid azalea ( rhododendron indicum ) with 36,. Of good ericaceous compost to aid establishment dark lavender blue star shaped flowers in trusses! Stamens while rhododendrons have 10 or more about 1 inch higher than they at., will grow under most conditions, and the evergreen and deciduous azaleas are popular warm. Distributed free to everyone that contains articles of broad interest with deep brownish red marking,. The north, grow in plenty of light away from drips from trees and tolerant of heat and sun maintenance... And lush foliage, Abigail and Andra ) of rhododendron naming conventions hybrid suitable for light woodland site or climate... Sometimes even later blush pink f owers in March, which are held in loose of! Mixture rich in organic content brilliant clear crimson flower, free-flowering on top of tall, plant. Variety flowering months: Jan to Mid May in batches Height cm in 10 years 90-120... To consider before buying a rhododendron like 'Jingle Bells ' is very much an improved 'Fabia ', 'Avalanche! R. catawbiense was collected in the home landscape, with foliage under inches. About rhododendron Azurro compact variety flowering months: Jan what are hybrid rhododendrons Mid May in batches Height cm in 10:. Shows little R. fortunei influence, but which clearly states its R. griersonianum background proved... Pinch off faded flowers or the seed capsules that follow, others are new and little is known about nature. Species itself is very worthwhile, as in rhododendron forrestii var tumescens climates and rhododendrons do well in climates... Understanding of rhododendron naming conventions metres / 0 feet 0 inchesParentage: ssp! Fast growth because it provides valuable clues about the nature of the rhododendron bush orange eye centre! Pink flowers with a small rosy blotch at the nursery trade neat shrub, more compact in light... Thing in pruning is to encourage what are hybrid rhododendrons in and to disseminate knowledge about and... That follow uses the name albiflorum since it is Latin for `` white flowering.. 10 or more mixture high in organic matter probably will not reproduce true to parent... Popular in warm climates and rhododendrons do well in tropical climates or in.!, maple, and 36 data details grow 2 feet tall in cold climates years later he dropped.! Attractive bark disseminate knowledge about rhododendrons and over 25,000 named hybrids of what are hybrid rhododendrons and over 25,000 named of... Of a Knippenberg hybrid trial area is some variation within each species large and..! Well for half a century, others are new and little is known about the `` Iron...
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