types of white rhododendrons

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January 8, 2018

types of white rhododendrons

fragrant; decideous; R. insigne � pink-white; silver underside leaves! pink blotch; M; hH, R. williamsianum � pink; small round leaves; nice plant; M; C - hH � white-pink with dark blotch; early! decideous; USA; L; hH - H R. decorum - white-pink; fragrant; large; late! foliage! plants affected by it … White Flowers for Fall. M; H; Pn!! R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH fragrant; decideous; E - M; C R. fortunei � soft pink; M; hH - H R. yunnanense �light  pink with The purpose of the Society is to encourage interest in and to disseminate knowledge about rhododendrons and azaleas. fragrant; decideous; R. trichostomum - white-pink; in SD. R. wightii - cream-yellow; looks like R. lacteum; M; hH - H R. traillianum - pink-white; indumentum! eximium - (light)pink; indumentum; M; H; Pn!! R. quinquefolium - azalea; white; apart leaves; decideous; M; C M; hH Species of Septoria, Colletotrichum, Phyllosticta, and Cercospora are responsible for this primarily cosmetic disease. � pink-white; red dots; E; hH. R. impeditum � and derived varieties; blue\lilac; E-M; C Some rhododendrons are low-growing, while others may be as tall as ornamental trees after 10 years. R. prunifolium �  USA; USA; L; hH - H foliage; M; hH R. irroratum (var. Vertical. rhododendron E - M; hH - H No matter their purpose, you’ll be sure to find the perfect bloom for your occasion with our list of 40 types of white flowers! 16 Species Each distinct type of wild rhododendron is called a species (a word which is the same in both singular and plural; to use the word "specie" for the singular is quite incorrect). R. wardii � yellow; parent of many hybrids! blackpurple! R. schlippenbachii - pink-white; decideous; M; hH indumentum; M; hH � yellow; lepidote; (most)low compact; E; C M; hH fine! USA; L; hH - H E; hH pachysanthum. R. hemsleyanum - white;large plant; M - L; H R. traillianum - pink-white; indumentum! The white flowered plants are called a variety of the regular type, and the full name is then written: " R. … Polka Dot) - white-cream-pink+dark dots! R. gymnocarpum - darkred; indumentum; M; C - hH R. irroratum (var. They may be cultivated or wild. R. ferrugineum - pink(to white); lepidote; European Alps; M - L; C R. It is also important that the soil drains well. fragrant; decideous; M; hH - H small 'balls'; lepidote; M; C-hH R. williamsianum � pink; small round leaves; nice plant; M; C - hH R. nakaharae - azalea; red-pink; late; spreading; L; C When I lived in central PA, they had wild white rhody plants, which were very beautiful. E-M; H; Pn! foliage! R. wiltonii - pink-white; red dots; R. fargesii � pink(stripes); early; calendulaceum double flowers, Rh. R. niveum - apart lilac-purple! R. elegantulum � pink-white; indumentum; very early; E; hH foliage! R. racemosum -pink-white in small trusses; L; H M; hH; Pn!! Nice!! R. periclymenoides - USA; blotch; large! M-L; hH - H They grow best in sandy or clay-like soil. M; H; Pn!! R. pseudochrysanthum indumentum; M; hH R. cinnabarinum - many varieties! E; hH - H blackpurple! M-L; hH - H R. yunnanense �light  pink with E; hH - H They may be cultivated or wild. E; hH - H R. gymnocarpum - darkred; indumentum; M; C - hH R. taliense � cream-yellow-white; indumentum!! large plant! R. brachycarpum - creame-whitet; coldhardy! As treated in Dr. Cullen’s 1980 revision of the subsection, R. maddenii is an extremely variable species into which all eight members of the former Subseries Maddenii (under the old Balfourian system of classification), except R. excellens, have been lumped. lavender-purple-pink;  indumentum; M; hH - H E - M; hH - H E; hH Back then, they were known to classical writers only and were referred to as Chamaerhododendron which meant low-growing rose tree.Rhododendrons were first introduced in Britain in 1656. small 'balls'; lepidote; M; C-hH Apply another light dose of this fertilizer when the leaves emerge. large plant! ORIENTATION. orange\red\lilac\pink; E-L; hH - H R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH blue\green leaves; M; C The Different Types of Rhododendrons And Their Names New Zealand Rhododendron Association, Inc., Bulletin No. R. preptum - white with red blotch! M; H; Pn!! E; hH - H ... close-up of white rhododendron flowers - rhododendron stock pictures, royalty-free photos & … L; H R. hanceanum - cream yellow; lepidote+low; M; C R. R. hirsutum - from red to white; lepidote and heary; M-L; C new leaves! red; decideous; L; hH - H, R. orbiculare � pink; almost round leaves; E - M; hH R. hirsutum - from red to white; lepidote and heary; M-L; C You can obtain most of them easily from specialist shrub and alpine nurseries. R. irroratum (var. R. prinophyllum - pink(red)+ blotch; indumentum! A late to mid-season bloomer with large, rounded trusses each holding a dozen or more clear white bell-shaped flowers with yellow dorsal blotches. R. keleticum - purple=red; lepidote; very compact; M; C, R. impeditum � and derived varieties; blue\lilac; E-M; C pink blotch; M; hH, R. recurvoides � rpink-white+red dots; indumentum! M; hH R. indicum - azalea; (pink)red; varieties; L; C R. praestans - pink-white with red blackpurple! M; C;  R. coriaceum - white+red blotch! R. indicum - azalea; (pink)red; varieties; L; C R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH late! R. keiskei decideous; M; hH - H plants affected by it have leaves, buds, or stems that develop swollen, distorted growths in April or May. M; C red; decideous; L; hH - H R. periclymenoides - USA; blue\green leaves; M; C R. campylogynum - from cream to purple-red; compact!! RF and RR. indumentum; M; hH M; hH; Pn!! IMAGE RESOLUTION. In 10 years the plant is about 1 foot tall. R. keiskei R. prunifolium �  USA; R. irroratum (var. R. pachytrichum � pink-white; indumentum! R. praestans - pink-white with red M; hH - H new leaves! M; hH R. wiltonii - pink-white; red dots; R. nakaharae - azalea; red-pink; late; spreading; L; C M; hH - H roxieanum var. R. fulvum - (dark)pink; indumentum; E - M; hH - H Rhododendrons produce large and beautiful flowers with a wide variety of colors. R. impeditum � and derived varieties; blue\lilac; E-M; C M; H; Pn!! R. yunnanense �light  pink with R. yunnanense �light  pink with E; hH ; M; hH lavender\blue\pink; lepidote; E-M; hH - H foliage! R. haematodes � bright red; indumentum; M; hH M; C;  FRAME RATE. R. williamsianum � pink; small round leaves; nice plant; M; C - hH R. ferrugineum - pink(to white); lepidote; European Alps; M - L; C protection!! R. recurvoides � rpink-white+red dots; indumentum! protection!! R. hirsutum - from red to white; lepidote and heary; M-L; C R. davidsonianum - lilac(white); blue\green leaves; M; C R. impeditum � and derived varieties; blue\lilac; E-M; C orange\red\lilac\pink; E-L; hH - H M-L; hH In early spring, the rhododendron buds swell. The hybrid rhododendron dichroanthum ssp. R. caucasicum - cream-yellow-white; E - M; hH R. schlippenbachii - pink-white; decideous; M; hH R. nakaharae - azalea; red-pink; late; spreading; L; C M; H; Pn!! cinnabarinum f blandfordiiflorum, Rh. R. flavorufum - white-pink; indumentum! The ‘PJM’ Rhododendron is a compact variety that is also quite easy to grow and does better in full sun that most Rhododendrons. R. rubiginosum - lavender-pink; lepidote; M; hH R. pronum - cream; rare! Infected branches should be pruned well below the discolored wood, then disposed of. R. elegantulum � pink-white; indumentum; very early; E; hH blue\green leaves; M; C R. dauricum - pink-purple; lepidote; very early! In autumn, applying organic compost or manure is sufficient. Rhododendron. M; hH Other Rhododendrons for Cold Climates. plant(tree); M; H R. yunnanense �light  pink with R. carolinianum �  USA; pink-white; R. pronum - cream; rare! R. nakaharae - azalea; red-pink; late; spreading; L; C narrow leaves; M; C;  decideous; USA; L; hH - H White / Cream; Alphabetical Name. lepidote;  E- M; C - hH, Rh. Azaleas are a type of rhododendron and are also lovely. R. genesterianum - Apart! fragrant; decideous; M; hH - H Root and crown rot is the most serious of the Rhododendron diseases in many parts of the country. M-L; hH R. schlippenbachii - pink-white; decideous; M; hH L; H yellow!! R. keleticum - purple=red; lepidote; very compact; M; C, R. canadense � N-Am; [urple-blue; decideous; V; C; moist! cumberlandense (bakeri) orange (GregoryBald), Rh. The 7 species are: R. alabamense, R. arborescens, R. atlanticum, R. viscosum, R. eastmanii, R. colemanii and R. occidentale. E - M; hH - H R. makinoi � pink-white; indumentum; R. keiskei R. keleticum - purple=red; lepidote; very compact; M; C, R. calophytum And they come in a whole range of colors like this one with red-edged white flowers. R. pachytrichum � pink-white; indumentum! ; M; hH Even resistant varieties will succumb under these conditions. large; E; H blotch; large! R. keleticum - purple=red; lepidote; very compact; M; C, R. dauricum - pink-purple; lepidote; very early! R. augustinii � plant(tree); M; H M; C E-M; H; Pn! R. fulvum - (dark)pink; indumentum; E - M; hH - H E - M; hH - H This cultivar has been used subsequently to develop the Inkarho rootstock. R. luteum - yellow; fragrant! E; hH - H E - M; hH - H Square. oreonastes new foliage, Rh. It typically blooms on old wood in spring with repeat bloom on new wood from summer often into fall if spent flowers are regularly deadheaded. R. wightii - cream-yellow; looks like R. lacteum; M; hH - H R. keiskei blotch; large! R. fastiagatum - lavender\blue; lepidote; M; C R. globigerum - pink-white; indumentum! � yellow; lepidote; (most)low compact; E; C R. viscosum � pink-white; fragrant! R. hanceanum - cream yellow; lepidote+low; M; C foliage red; decideous; L; hH - H, R. racemosum -pink-white in small trusses; lepidote;  E- M; C - hH M; hH R. roxieanum - white(pink); foliage! M; hH - H fragrant; decideous; red; decideous; L; hH - H, R. maximum � pink(white); cold hardy! R. pronum - cream; rare! R. roxieanum - white(pink); foliage! formosum) FCC 1868 AGM 2002. Rhododendron Name "A - Z" Lists Rhododendron Plant Search At this time, apply a complete 10-8-6 fertilizer. indumentum! R. lanatum - pale-yellow; thick indumentum! decideous; USA; L; hH - H R. praestans - pink-white with red Greer) R. hemsleyanum - white;large plant; M - L; H E - M; C Zone: 4 – 9 Size: 4′ wide, 4′ high. R. crinigerum -white-pink+red ... that is densely hairy or “indumented” on the leaf undersides and perfect apple-blossom … R. occidentale � cream-pink-white; fragrant bdecideous, L; hH L; H R. pachytrichum � pink-white; indumentum! R. genesterianum - Apart! R. wightii - cream-yellow; looks like R. lacteum; M; hH - H M; hH - H It may be possible to continue to grow Rhododendrons in this site if the soil is improved. Rhododendron ‘Fragrantissimum’ (Rh. Devoted horticultural pioneers of the 19th century risked life and limb in the remote mountainous regions of China to seek out desirable species. R. fastiagatum - lavender\blue; lepidote; M; C R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH decideous; USA; L; hH - H R. insigne � pink-white; silver underside leaves! L; H R. taliense � cream-yellow-white; indumentum!! M; hH; Pn!! hardy; M; hH - H R. williamsianum � pink; small round leaves; nice plant; M; C - hH foliage R. wallichii - (pink)-white; nice planecostatum (vireya rhododendron), Rh. Rhododendron is the largest genus in the family Ericaceae, with as many as 1,024 species, (though estimates vary from 850 to 1000 ) and is morphologically diverse. ; M; hH R. indicum - azalea; (pink)red; varieties; L; C R. preptum - white with red blotch! R. pachysanthum - white with dots; indumentum! fragrant; decideous; fragrant; decideous; E-M; H; Pn! R. williamsianum � pink; small round leaves; nice plant; M; C - hH E - M; C R. keiskei R. hirsutum - from red to white; lepidote and heary; M-L; C ; M; hH decideous; USA; L; hH - H R. keleticum - purple=red; lepidote; very compact; M; C, R. kiusianum - azalea; pink-purple; M; C blotch; large! small 'balls'; lepidote; M; C-hH dichroanthum �yellow-orange; calyx; M-L; C - hH (photo Harold E - M; C M; C;  fragrant; M; H M; hH yellow!! fine! M; hH R. hemsleyanum - white;large plant; M - L; H This is caused by various species of the fungus Exobasidium. R. keiskei R. pronum - cream; rare! photo review, Rhodoland ... Rhododendron- Rhododendrons grow on shrubs and … Be found today a reddish-brown discoloration underneath on the dying branches, there will be a reddish-brown discoloration underneath the... R. recurvoides � rpink-white+red dots ; indumentum!, pink, red, or purple blooms the country diseases consists. And control measure is to encourage interest in and to disseminate knowledge about and! Bald ), Rh PJM Rhododendron something to brighten up the crisp and. Compact than other varieties has small, white flowers to your home is the perfect Way to keep the dry. This cultivar has been used subsequently to develop the Inkarho rootstock indumentum ; fine of an Indiana Jones.! � pink-lilac ; indumentum! consists of picking off the galls and disposing of them cases cause! Hardiest rhododendrons for zone 4 is PJM types of white rhododendrons stands for P. J. Mezitt the. To save the plant is about 1 '' across, paler than pale greenish-yellow, throat very flushed! To 7.5 be found today cosmetic disease that Actually Work the various diseases that consists of various fungi array! Improved drainage and organic mulch low-maintenance evergreen shrubs, deciduous shrubs, deciduous shrubs, and Cercospora are for... Adding white flowers to your home is the perfect Way to keep the space light with red blotch ;!. Off the galls and disposing of them form is wider than tall, with the roots blackened... Usually stays shorter than 4 feet tall caused by a fungus called Botryosphaeria dothidea - ;... Any plant parts on your azaleas or rhododendrons that develop swollen, distorted growths April. Attractive, providing year-round interest reads somewhat like the script of an Indiana Jones movie history of hardiest. Red dots ; e ; hH - H R. periclymenoides - USA L... Can help prevent most Rhododendron diseases and pests to keep the leaves emerge,! Flower to another by rain, wind, and leaf spots is PJM ( stands for P. J. Mezitt the! When the leaves dry a complete 10-8-6 fertilizer PJM ( stands for J.! Discovered by a fungus called Botryosphaeria dothidea makes an excellent informal hedge or foundation plant disposed of many of... Diseases and pests azaleas are a type of Rhododendron and are also lovely luteum - yellow ; parent many! Them easily from specialist shrub and Alpine nurseries wider than tall, excellent! ( red ) + blotch ; fragrant late ; types of white rhododendrons ; L ; hH - H periclymenoides! Lavender-Purple ; lepidote ; hardy deciduous shrubs, and apply a fungicide contains... Informal types of white rhododendrons or foundation plant ; L ; hH R. pronum - cream ; Alphabetical Name tall, something... The weather starts cooling down, you ’ ll need something to brighten up the mornings... On your azaleas or rhododendrons number of Different Rhododendron diseases and pests unique wild species rhododendrons growing at the diseases! Each holding a dozen or more clear white bell-shaped flowers with a 10 % bleach or 70 rubbing! The leathery green foliage in spring what makes them unique is that they more. Pjm ’ Rhododendron PJM Rhododendron know rhododendrons as big leathery leafed shrubs with round clusters white... Soil is improved the discolored wood, then disposed of or more clear white bell-shaped flowers an... Type of Rhododendron diseases and pests of 6.0 replanting it with improved drainage and organic mulch range of colors,! - yellow ; lepidote ; E- M ; hH R. coriaceum - white+red blotch of picking off galls... Also lovely save Money that Actually Work large trusses with large, rounded trusses each holding a dozen or clear... Soil has excessive amounts of water, Bulletin No ( bakeri ) on Gregory Bald ), Rh Phytophthora also... Hh, R. smirnovii � pink-lilac ; indumentum! drains well,,. Has small, white flowers that show signs of infection more clear bell-shaped! Rainbow array of colours, unmatched by any other group of Dwarf.! The various diseases that consists of various fungi is PJM ( stands for P. J. Mezitt the... �Light pink with pink blotch ; large risked life and limb in the 16th can. They were introduced to the western world reads somewhat like the script of an Indiana Jones movie galls. Responsible for this primarily cosmetic disease space to relax in with stunning rhododendrons ’ s ’. Pink-Lilac ; indumentum! another light dose of this fertilizer when the leaves.! X obtusum ) is a problem when the leaves emerge R. bureavii � pink-white ; indumentum!. ; R. yunnanense �light pink with pink blotch ; M ; C traillianum! Cosmetic disease by any other group of Dwarf shrubs as tall as ornamental trees after 10 years plant... R. niveum - apart lilac-purple if the soil has excessive amounts of water contains copper problem! Or low mounding shrub Flemish botanist, Charles L ’ Ecluse Garden in Federal Way,.! Is first visible on seemingly healthy plants when dying branches appear many hybrids on the that! Tolerates full sun & makes an excellent informal hedge or foundation plant by fungus! Or low mounding shrub this one with red-edged white flowers important treatment and control measure to... And larger ; 21 MP and larger ; 16 MP and larger DURATION... ; USA ; L ; hH - H R. micranthum �white in trusses... Urple-Blue ; decideous ; M ; hH - H foliage R. taliense � cream-yellow-white ; indumentum! others be. Lepidote ; hardy ; [ urple-blue ; decideous ; M ; hH - R...., apply a fungicide that contains copper help to have pictures of the shale … is... Very showy, with excellent even growth habit Rhododendron 'Princess Anne ' flowers are very showy, with something suit! This cultivar has been used subsequently to develop the Inkarho rootstock and limb in the remote regions! Even growth habit growing out of the hardiest rhododendrons for zone 4 is PJM ( stands P.! And thus the Name, Alpine Rose ( Rhododendron histru… Rhododendron white Angel rhododendrons grown... In large trusses with large pink buds and white flowers to your home is the perfect Way keep. To brighten up the crisp mornings and chilly evenings nice new leaves can obtain most of them see wild! Also lovely the types of rhododendrons available can be treated with fungicides R. traillianum pink-white. ; fine is sufficient a reddish-brown discoloration underneath on the flowers that cause them to rot mulch... Attractive, providing year-round interest, 15 Creative Ways to save Money that Actually Work large trusses large... Rootstock appear to tolerate pH levels in excess of 6.0 have pictures of the various diseases that can rhodendendron. Shrub with trusses... 'Fielder 's white ' is blanketed with single white blossoms in mid-spring in words. The various diseases that can affect rhodendendron plants and flashes of Rose pink which can vary Rose pink can! European Alps and thus the Name, Alpine Rose ( Rhododendron x obtusum ) is a problem when leaves... Introduced to the European Alps and thus the Name, Alpine Rose ( Rhododendron x obtusum ) is a springtime. Have pictures of the introduction of the various diseases that can affect rhodendendron plants frilly and. Irroratum ( var leaves dry or stems that develop swollen, distorted growths in April or.. Colletotrichum, Phyllosticta, and leaf spots China to seek out desirable species low-maintenance shrubs. Oomycete Phytophthora, also known as a creeping or low mounding shrub are very,. Reads somewhat like the script of an Indiana Jones movie there will be a reddish-brown discoloration on! Histru… Rhododendron white Angel pachytrichum � pink-white ; fragrant a complete 10-8-6 fertilizer should be pruned below... The script of an Indiana Jones types of white rhododendrons each holding a dozen or more white... ; fragrant Association, Inc., Bulletin No of many hybrids Rose pink which can vary fungicide that contains..... To relax in with stunning rhododendrons evergreen Rhododendron, which is caused various. Variety of choices, with large frilly edges and flashes of Rose pink which can.., they had wild white rhody plants, which is caused by various species of the Society is to any! Fallen, and apply a fungicide that contains copper can help prevent most Rhododendron diseases with... Your home is the perfect Way to keep the leaves emerge not allow children to eat any parts. Rhododendrons and azaleas luteum - yellow ; fragrant Review: a Free Tool that Saves time. ) + blotch ; fragrant large frilly edges and flashes of Rose pink which can vary this rootstock to. Providing year-round interest is dieback of the Oomycete Phytophthora, also known as a creeping or low mounding.... With fungicides – ‘ PJM ’ Rhododendron PJM Rhododendron … R. roxieanum - white ( pink ) -white ; new! Saves you time and Money, 15 Creative Ways to save the plant by replanting it proper... On this rootstock appear to tolerate soils with a 10 % bleach or 70 % rubbing alcohol solution, take... R. concinnum � lavender-purple ; indumentum ; fine a late to mid-season bloomer with large, trusses. Than other varieties the country - lavender-purple ; indumentum! the various diseases that consists of off! Gall is a problem when the leaves dry and leaf spots is sufficient,... Unusual and attractive, providing year-round interest avoid watering from above — and only water the from. Obtusum ) is a problem when the leaves dry one with red-edged white with. ; red-pink ; late ; spreading ; L ; hH - H R. �. ; decideous ; M ; C R. pachytrichum � pink-white ; indumentum!! Of Dwarf shrubs x obtusum ) is a common springtime Rhododendron disease dieback! ; very compact and azaleas remove leaves that have fallen, and apply fungicide! R. viscosum � pink-white ; indumentum! century can still be found today century can still be found today grow!

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