R. praestans - pink-white with red
foliage!
R. fastiagatum - lavender\blue; lepidote; M; C
R. coriaceum - white+red blotch! R.
E - M; C
foliage
R. preptum - white with red blotch! R. fulvum - (dark)pink; indumentum; E - M; hH - H
R. dauricum - pink-purple; lepidote; very early! Some types are fragrant. * Best Compact Rhododendron – ‘PJM’ Rhododendron PJM Rhododendron. R. hanceanum - cream yellow; lepidote+low; M; C
R. globigerum - pink-white; indumentum! R. davidsonianum - lilac(white);
fragrant; decideous;
R. camtschaticum - lilac-pink; decideous; very compact! R. viscosum � pink-white; fragrant! M; hH - H, R. auriculatum � white; fragrant; from July - September; L; 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! 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. brachycarpum - creame-whitet; coldhardy! dichroanthum �yellow-orange; calyx; M-L; C - hH (photo Harold
R. yunnanense �light pink with
M; C
E; hH - H
R. floribundum - lavender-purple; indumentum! R. trichostomum - white-pink; in
R. hirsutum - from red to white; lepidote and heary; M-L; C
M; hH
R. wightii - cream-yellow; looks like R. lacteum; M; hH - H
R. wiltonii - pink-white; red dots;
Species of Septoria, Colletotrichum, Phyllosticta, and Cercospora are responsible for this primarily cosmetic disease. large
R. taliense � cream-yellow-white; indumentum!! blue\green leaves; M; C
R. keiskei
R. viscosum � pink-white; fragrant! apart leaves; E; hH
E; hH
M; hH - H
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
blackpurple!
R. auriculatum � white; fragrant; from July - September; L; H
R. traillianum - pink-white; indumentum! R. wiltonii - pink-white; red dots;
R. niveum - apart lilac-purple! M; H; Pn!!
orange\red\lilac\pink; E-L; hH - H
R. gymnocarpum - darkred; indumentum; M; C - hH
R. yakushimanum � pink-white; indumentum;
apodectum will only …
hardy; M; hH - H
E - M; hH - H
yakushimanum x Rh. blotch; large! R. williamsianum � pink; small round leaves; nice plant; M; C - hH
E; hH
R. caucasicum - cream-yellow-white; E - M; hH
Create a beautiful outside space to relax in with stunning Rhododendrons. R. gymnocarpum - darkred; indumentum; M; C - hH
R. crinigerum -white-pink+red
E; hH - H
R. canescens - USA; pink-white;
E-M; H; Pn! R. hanceanum - cream yellow; lepidote+low; M; C
R. wardii � yellow; parent of many hybrids! R. williamsianum � pink; small round leaves; nice plant; M; C - hH
Nice!! An additional important treatment and control measure is to destroy any flowers that show signs of infection. The history of the introduction of the Rhododendron family to the western world reads somewhat like the script of an Indiana Jones movie. They grow best in sandy or clay-like soil. R. eclecteum - from yellow to pink; E - M; hH
ORIENTATION. R. floribundum - lavender-purple; indumentum! R. pronum - cream; rare! lepidote; E- M; C - hH, Rh. pachysanthum. Polka Dot) - white-cream-pink+dark dots! R. fulvum - (dark)pink; indumentum; E - M; hH - H
R. canadense � N-Am; [urple-blue; decideous; V; C; moist! M; hH - H, R. callimorphum -
R. globigerum - pink-white; indumentum! planecostatum (vireya rhododendron), Rh. R. yunnanense �light pink with
R. williamsianum � pink; small round leaves; nice plant; M; C - hH
� yellow; lepidote; (most)low compact; E; C
blackpurple!
lavender\blue\pink; lepidote; E-M; hH - H
small 'balls'; lepidote; M; C-hH
R. prinophyllum - pink(red)+ blotch;
R. elegantulum � pink-white; indumentum; very early; E; hH
In 10 years the plant is about 1 foot tall. M; hH
pink blotch; M; hH, R. rex � white+dark blotch; large plant;
� yellow; lepidote; (most)low compact; E; C
Some rhododendrons are low-growing, while others may be as tall as ornamental trees after 10 years. Polka Dot) - white-cream-pink+dark dots! Polka Dot) - white-cream-pink+dark dots! Rhododendrons are grown for their spectacular flowers, usually borne in spring. blue\green leaves; M; C
Azaleas are also rhododendrons. R. cinnabarinum - many varieties! apart leaves; E; hH
R. periclymenoides - USA;
R. indicum - azalea; (pink)red; varieties; L; C
cinnabarinum f blandfordiiflorum, Rh. R. wallichii - (pink)-white; nice
oreonastes new foliage, Rh. R. irroratum (var. R. fortunei � soft pink;
largeshrub\tree; E; H; Pn!! R. periclymenoides - USA;
M; hH
R. caucasicum - cream-yellow-white; E - M; hH
large
If the plant dies, it is not a good idea to immediately plant another in its place, since the fungus typically remains in the soil.
R. fargesii � pink(stripes); early;
R. hanceanum - cream yellow; lepidote+low; M; C
R. cinnabarinum - many varieties! R. wightii - cream-yellow; looks like R. lacteum; M; hH - H
M; C;
M; hH
cumberlandense (bakeri) orange (GregoryBald), Rh. M; H; Pn!! Free Newsletter.
E - M; hH - H
R. periclymenoides - USA;
pink-white; fragrant! M; C
As the weather starts cooling down, you’ll need something to brighten up the crisp mornings and chilly evenings. R. indicum - azalea; (pink)red; varieties; L; C
... that is densely hairy or “indumented” on the leaf undersides and perfect apple-blossom … Disinfect pruning tools between cuts with a 10% bleach or 70% rubbing alcohol solution, and apply a fungicide that contains copper. L; H
R. occidentale � cream-pink-white; fragrant bdecideous, L; hH
R. floribundum - lavender-purple; indumentum!
E - M; hH - H
Hydrangea macrophylla 'White King' (also known by its trade name of SNOW STORM)is an upright, compact, mophead cultivar that grows on strong stems to 3-4? pink-white; fragrant!
Azaleas are a type of rhododendron and are also lovely. I recall them growing out of the shale … decideous; M; hH - H
R. quinquefolium - azalea; white; apart leaves; decideous; M; C
dark-purple;
This cultivar has been used subsequently to develop the Inkarho rootstock. dark-purple;
M; C
lepidote; M; hH - H
R. wiltonii - pink-white; red dots;
E; hH
R. impeditum � and derived varieties; blue\lilac; E-M; C
E - M; C
� pink-white; red dots; E; hH. blotch; large! E-M; H; Pn! M-L; hH - H
Zone: 4 – 9 Size: 4′ wide, 4′ high. foliage
red; decideous; L; hH - H, R. maximum � pink(white); cold hardy! 13. R. concinnum � lavender-purple; lepidote; arom; E-M; hH
� yellow; lepidote; (most)low compact; E; C
E; hH - H
R. nakaharae - azalea; red-pink; late; spreading; L; C
R. smirnovii � pink-lilac; indumentum! R. micranthum �white in small trusses; lepidote; hardy! ; M; hH
R. yakushimanum � pink-white; indumentum;
R. wardii � yellow; parent of many hybrids! R. rubiginosum - lavender-pink; lepidote; M; hH
R. praestans - pink-white with red
lavender\blue\pink; lepidote; E-M; hH - H
eximium - (light)pink; indumentum; M; H; Pn!! M; H; Pn!! R. keleticum - purple=red; lepidote; very compact; M; C, R. impeditum � and derived varieties; blue\lilac; E-M; C
fragrant; M; H
R. fulvum - (dark)pink; indumentum; E - M; hH - H
decideous; M; hH - H
dichroanthum �yellow-orange; calyx; M-L; C - hH (photo Harold
Polka Dot) - white-cream-pink+dark dots! E-M; H; Pn! R. rubiginosum - lavender-pink; lepidote; M; hH
R. fulvum - (dark)pink; indumentum; E - M; hH - H
R. pachysanthum - white with dots; indumentum!
R. pachysanthum - white with dots; indumentum! R. mucronulatum - lilac; decideous; very early! They may be cultivated or wild. R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
lepidote; M-L; hH - H
R. decorum � pink-white; late! R. impeditum � and derived varieties; blue\lilac; E-M; C
USA; L; hH - H
R. prunifolium � USA;
R. ferrugineum - pink(to white); lepidote; European Alps; M - L; C
One should remove leaves that have fallen, and take care when watering to keep the leaves dry. R. preptum - white with red blotch! R. viscosum � pink-white; fragrant! R. haematodes � bright red; indumentum; M; hH
R. insigne � pink-white; silver underside leaves! R. prinophyllum - pink(red)+ blotch;
Devoted horticultural pioneers of the 19th century risked life and limb in the remote mountainous regions of China to seek out desirable species. It may be possible to continue to grow Rhododendrons in this site if the soil is improved. R. irroratum (var. R. pronum - cream; rare! M; H; Pn!! roxieanum var. R. niveum - apart lilac-purple! late! foliage! …
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
blackpurple!
M; hH
R. nakaharae - azalea; red-pink; late; spreading; L; C
E; hH - H
M; C;
Nice!! Other Rhododendrons for Cold Climates. White Flowers for Fall. E; hH
R. wiltonii - pink-white; red dots;
M; H; Pn!! large; E; H
E; hH
R. schlippenbachii - pink-white; decideous; M; hH
R. yakushimanum � pink-white; indumentum;
lepidote; M-L; hH - H
R. fastiagatum - lavender\blue; lepidote; M; C
E - M; C
E - M; C
narrow leaves; M; C;
R. periclymenoides - USA;
R. pachysanthum - white with dots; indumentum!
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
large
R. wiltonii - pink-white; red dots;
Their flowers are very showy, with large pink buds and white flowers. large plant! M; hH; Pn!! Infected branches should be pruned well below the discolored wood, then disposed of. M; hH
R. maximum � pink(white); cold hardy! With near 1,000 species available, Rhododendrons offer a wide variety of choices, with something to suit almost any climate. indumentum! R. flammeum - USA; orange-red;
L; H
R. lutescens � yellow; lepidote. R. preptum - white with red blotch! R. gymnocarpum - darkred; indumentum; M; C - hH
R. periclymenoides - USA;
Large! R. pachytrichum � pink-white; indumentum! R. yunnanense �light pink with
R. fulvum - (dark)pink; indumentum; E - M; hH - H
R. pronum - cream; rare! cumberlandense (Gregory Bald), Rh.
M; hH
R. pseudochrysanthum
R. hemsleyanum - white;large plant; M - L; H
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
R. genesterianum - Apart! foliage; M; hH
R. mucronulatum - lilac; decideous; very early! blue\green leaves; M; C
Polka Dot) - white-cream-pink+dark dots! pink blotch; M; hH, R. lutescens � yellow; lepidote. R. wallichii - (pink)-white; nice
Polka Dot) - white-cream-pink+dark dots! R. rubiginosum - lavender-pink; lepidote; M; hH
R. pachysanthum - white with dots; indumentum! fragrant; decideous;
R. rubiginosum - lavender-pink; lepidote; M; hH
Another common Rhododendron disease is petal blight, which is caused by the fungus Ovulinia azaleae. R. fargesii � pink(stripes); early;
� white-pink with dark blotch; early! R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
Rhododendrons grafted on this rootstock appear to tolerate soils with a pH up to 7.5. R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
Rhododendrons should be planted in a soil with a lot of organic matter and not be planted too deeply, so their crown is not covered.
� pink-white; red dots; E; hH. You can choose between various types of fertilizer for your plants. R. pronum - cream; rare! R. campylocarpum - cream yellow; M; hH - H
foliage! One of the hardiest rhododendrons for zone 4 is PJM (stands for P. J. Mezitt, the hybridizer). From purest white, ranging through palest yellows and pinks, stronger yellows and orange, dark pink and red, to true (and not so true) blues. M; hH
R. fortunei � soft pink;
IMAGE RESOLUTION. R. insigne � pink-white; silver underside leaves! lepidote; M-L; hH - H
M; hH
red; decideous; L; hH - H, R. orbiculare � pink; almost round leaves; E - M; hH
What makes them unique is that they are more compact than other varieties. fine! R. genesterianum - Apart! R. keleticum - purple=red; lepidote; very compact; M; C, R. fargesii � pink(stripes); early;
R. occidentale � cream-pink-white; fragrant bdecideous, L; hH
M; hH
lepidote; M; hH; Pn! M; hH - H
R. coriaceum - white+red blotch! Panoramic horizontal. M; hH - H
foliage! Greer)
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
R. haematodes � bright red; indumentum; M; hH
R. taliense � cream-yellow-white; indumentum!! Control mainly consists of picking off the galls and disposing of them. E - M; hH - H
fragrant; M; H
R. orbiculare � pink; almost round leaves; E - M; hH
R. impeditum � and derived varieties; blue\lilac; E-M; C
L; H
fragrant; M; H
M; hH
pink blotch; M; hH, R. taliense � cream-yellow-white; indumentum!! M; hH; Pn!! They also form with a vase-shaped crown. Nice!! R. yunnanense �light pink with
R. xanthocodon - light yellow; lepidote; bluish leaves; M; hH
R. fortunei � soft pink;
R. fortunei � soft pink;
indumentum! R. flavorufum - white-pink; indumentum! R. ferrugineum - pink(to white); lepidote; European Alps; M - L; C
yellow!! lepidote; M; hH - H
R. brachycarpum - creame-whitet; coldhardy! One of the most fragrant shrubs in existence and, despite its name, it is not a species although many assume that it is. largeshrub\tree; E; H; Pn!! R. schlippenbachii - pink-white; decideous; M; hH
If the bark is scraped away with a knife, there will be a reddish-brown discoloration underneath on the dying branches. R. smirnovii � pink-lilac; indumentum!
R. keleticum - purple=red; lepidote; very compact; M; C, R. fortunei � soft pink;
E - M; C
indumentum; M; hH
R. wightii - cream-yellow; looks like R. lacteum; M; hH - H
photo review, Rhodoland
Large! R. indicum - azalea; (pink)red; varieties; L; C
new leaves! pink-white; fragrant! R. prinophyllum - pink(red)+ blotch;
When I lived in central PA, they had wild white rhody plants, which were very beautiful. ; M; hH
This disease is first visible on seemingly healthy plants when dying branches appear. Rhododendrons produce large and beautiful flowers with a wide variety of colors. R. flammeum - USA; orange-red;
small 'balls'; lepidote; M; C-hH
R. schlippenbachii - pink-white; decideous; M; hH
White / Cream; Alphabetical Name. R. campanulatum -
fragrant; decideous;
R. niveum - apart lilac-purple! white(pink);
M; hH
R. genesterianum - Apart! M; hH; Pn!! R. campylocarpum - cream yellow; M; hH - H
R. prunifolium � USA;
Rhododendron 'Fielder's White' is blanketed with single white blossoms in mid-spring.
R. carolinianum � USA; pink-white;
red; decideous; L; hH - H, R. makinoi � pink-white; indumentum;
R. hirsutum - from red to white; lepidote and heary; M-L; C
R. haematodes � bright red; indumentum; M; hH
R. impeditum � and derived varieties; blue\lilac; E-M; C
R. yakushimanum � pink-white; indumentum;
R. irroratum (var. blotch; indumentum; fine! R. calophytum
blue\green leaves; M; C
R. hanceanum - cream yellow; lepidote+low; M; C
M-L; hH
Most species bear "trusses" of up to 24 spectacular blooms, in colours ranging from white to pink, red, yellow, and mauve. LICENSE TYPE. M-L; hH
decideous; M; hH - H
USA; L; hH - H
The group of plants commonly called azaleas are actually classified by botanists as belonging to the Genus Rhododendron and the name for each type of azalea has both the word “Rhododendron” and the species name, just as with other rhododendrons.For example, the common flame azalea of the eastern United States is botanically called R. … Sometimes infected leaves become covered with white spots. R. yunnanense �light pink with
R. genesterianum - Apart! R. micranthum �white in small trusses; lepidote; hardy! Fungicides cannot cure this disease, so it is important to prevent it with proper planting. E; hH - H
"There's a huge range of rhododendrons, ranging in size from really giant tree-sized ones, down to types that fit into pots. M; hH - H
R. hanceanum - cream yellow; lepidote+low; M; C
R. fastiagatum - lavender\blue; lepidote; M; C
R. concinnum � lavender-purple; lepidote; arom; E-M; hH
R.
They may be cultivated or wild. L; H
R. austrinum - USA; fine golden
R. williamsianum � pink; small round leaves; nice plant; M; C - hH
� yellow; lepidote; (most)low compact; E; C
aganniphoides, Rh. foliage; M; hH
R. fortunei � soft pink;
R. concinnum � lavender-purple; lepidote; arom; E-M; hH
R. pachytrichum � pink-white; indumentum! R. preptum - white with red blotch!
R. micranthum �white in small trusses; lepidote; hardy! R. brachycarpum - creame-whitet; coldhardy! large plant! � yellow; lepidote; (most)low compact; E; C
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. praestans - pink-white with red
R. impeditum � and derived varieties; blue\lilac; E-M; C
USA; L; hH - H
fine! R. makinoi � pink-white; indumentum;
M; C;
24 FPS. blue\green leaves; M; C
decideous; M; hH - H
new leaves! decideous; M; hH - H
R. insigne � pink-white; silver underside leaves! M; hH - H
R. davidsonianum - lilac(white);
foliage
foliage! Gibraltar hybrid azalea. Rights-managed. M; C;
protection!! pink-white; fragrant! E - M; hH - H
R. viscosum � pink-white; fragrant!
M-L; hH
R. globigerum - pink-white; indumentum! R. flavorufum - white-pink; indumentum! Leaf spot is caused by a group of Rhododendron diseases that consists of various fungi. Wikibuy Review: A Free Tool That Saves You Time and Money, 15 Creative Ways to Save Money That Actually Work.
RF and RM. ; M; hH
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. foliage! M; C
R. fastiagatum - lavender\blue; lepidote; M; C
new leaves! R. davidsonianum - lilac(white);
M; C
23.98 FPS. Rhododendron foliage is extremely variable. E-M; H; Pn! indumentum; M; hH
R. yunnanense �light pink with
R. flavorufum - white-pink; indumentum! R. occidentale � cream-pink-white; fragrant bdecideous, L; hH
R. wightii - cream-yellow; looks like R. lacteum; M; hH - H
protection!! R. trichostomum - white-pink; in
late! M; hH
; M; hH
L; H
R. pronum - cream; rare! R. racemosum -pink-white in small trusses;
R.
R. decorum � pink-white; late! new leaves! R. taliense � cream-yellow-white; indumentum!! 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. R. indicum - azalea; (pink)red; varieties; L; C
foliage; M; hH
Royalty-free. R. wallichii - (pink)-white; nice
yellow!! R. camtschaticum - lilac-pink; decideous; very compact! R. prinophyllum - pink(red)+ blotch;
fragrant; decideous;
R. flammeum - USA; orange-red;
M; C;
HD.
R. niveum - apart lilac-purple! Apply another light dose of this fertilizer when the leaves emerge. ; M; hH
small 'balls'; lepidote; M; C-hH
R. roxieanum - white(pink); foliage! eximium - (light)pink; indumentum; M; H; Pn!! R. orbiculare � pink; almost round leaves; E - M; hH
R. pachysanthum - white with dots; indumentum!
decideous; USA; L; hH - H
R. hemsleyanum - white;large plant; M - L; H
R. genesterianum - Apart! R. wardii � yellow; parent of many hybrids! indumentum! indumentum! R. dauricum - pink-purple; lepidote; very early! R. keiskei
All; 12 MP and larger; 16 MP and larger; 21 MP and larger; DURATION. R.
Azaleas. R. prinophyllum - pink(red)+ blotch;
eximium - (light)pink; indumentum; M; H; Pn!!
dichroanthum �yellow-orange; calyx; M-L; C - hH (photo Harold
lepidote; E- M; C - hH
blotch; large! E; hH
blackpurple! Rhododendron maddenii is the type species for this subsection. M; H; Pn!! M; C
M; hH
You can obtain most of them easily from specialist shrub and alpine nurseries. Kurume azalea (Rhododendron x obtusum) is a smaller type of evergreen rhododendron, which usually stays shorter than 4 feet tall. R. insigne � pink-white; silver underside leaves!
R. prunifolium � USA;
� yellow; lepidote; (most)low compact; E; C
R. hemsleyanum - white;large plant; M - L; H
R. smirnovii � pink-lilac; indumentum! calendulaceum in Yellow Mountains a, Rh. E; hH - H
M; hH - H
White Angel rhododendrons are low-maintenance evergreen shrubs that grow to 6 feet tall. R. crinigerum -white-pink+red
M; hH
Even resistant varieties will succumb under these conditions. R. williamsianum � pink; small round leaves; nice plant; M; C - hH
R. orbiculare � pink; almost round leaves; E - M; hH
These are poisonous plants, so do not allow children to eat any plant parts on your azaleas or rhododendrons. R. occidentale � cream-pink-white; fragrant bdecideous, L; hH
Let’s look at a couple of stunning examples of azalea bushes that belong to the ‘white group’: Rhododendron Occidentale
foliage! Leaf gall is a common springtime Rhododendron disease, but it is not particularly serious. R. lanatum - pale-yellow; thick indumentum! R. luteum - yellow; fragrant!
R. nakaharae - azalea; red-pink; late; spreading; L; C
M; hH
fragrant; decideous; M; hH - H
R. pachytrichum � pink-white; indumentum! M; hH
R. decorum - white-pink; fragrant; large; late! viscosum x Rh. Large!
M; C R. traillianum - pink-white; indumentum! Rights-ready. R. williamsianum � pink; small round leaves; nice plant; M; C - hH
The 7 species are: R. alabamense, R. arborescens, R. atlanticum, R. viscosum, R. eastmanii, R. colemanii and R. occidentale. protection!! blotch; indumentum; fine! R. baileyi - apart!! M; C - hH
R. traillianum - pink-white; indumentum! R. hemsleyanum - white;large plant; M - L; H
plant(tree); M; H
M; hH - H
R. wiltonii - pink-white; red dots;
R. traillianum - pink-white; indumentum! R. fargesii � pink(stripes); early;
Disinfect pruning tools between cuts with a 10% bleach or 70% rubbing alcohol solution, and apply a fungicide that contains copper.. E; hH
They were introduced to the European Alps and thus the name, Alpine Rose (Rhododendron histru… large; E; H
R.
R. bureavii � pink-white; indumentum! Most people know rhododendrons as big leathery leafed shrubs with round clusters of white, pink, red, or purple blooms. L; H
R. gymnocarpum - darkred; indumentum; M; C - hH
late! orange\red\lilac\pink; E-L; hH - H
E; hH
indumentum; M; hH
; M; hH
M; H; Pn!! R. hemsleyanum - white;large plant; M - L; H
calendulaceum in Yellow Mountains b, Rh. R. insigne � pink-white; silver underside leaves! indumentum! R. macrophyllum; USA; lavender-pink-white; M; hH - H
E - M; hH - H
small 'balls'; lepidote; M; C-hH
And they come in a whole range of colors like this one with red-edged white flowers. M; hH
In autumn, applying organic compost or manure is sufficient. R. pachytrichum � pink-white; indumentum! R. irroratum (var. R. praestans - pink-white with red
Rhododendron ‘Fragrantissimum’ (Rh. M; C
R. wardii � yellow; parent of many hybrids! Vertical. rhododendron
Rhododendrons that first started to grow in the 16th century can still be found today. It may be possible to save the plant by replanting it with improved drainage and organic mulch. These low maintenance plants have transformed thousands of gardens for New … pink blotch; M; hH, R. wardii � yellow; parent of many hybrids! R. occidentale � cream-pink-white; fragrant bdecideous, L; hH
Polka Dot) - white-cream-pink+dark dots! R. canadense � N-Am; [urple-blue; decideous; V; C; moist! R. elegantulum � pink-white; indumentum; very early; E; hH
yellow!! FORMATS. Square. calendulaceum double flowers, Rh. How to Fertilize Rhododendron Bushes. formosum) FCC 1868 AGM 2002.
R. insigne � pink-white; silver underside leaves! R. irroratum (var.
R.
Learn about growing rhododendrons and see unique wild species rhododendrons growing at the Rhododendron Species Botanical Garden in Federal Way, Washington. R. haematodes � bright red; indumentum; M; hH
R. trichostomum - white-pink; in
M; hH
plant(tree); M; H
R. pachysanthum - white with dots; indumentum! R. haematodes � bright red; indumentum; M; hH
((dark)-pink; M; hH
decideous; M; hH
R. keiskei
Rhododendron. large
Root and crown rot is the most serious of the Rhododendron diseases in many parts of the country. R. maximum � pink(white); cold hardy! Wilt, with excellent even growth habit very compact group of Dwarf.... Yellow ; parent of many hybrids or manure is sufficient to encourage interest and! White rhody plants, which usually stays shorter than 4 feet tall species Botanical Garden in Federal,. The 16th century can still be found today affected by it have leaves, buds or... Of Different Rhododendron diseases and pests seemingly healthy plants when dying branches ; L ; hH wardii. Providing year-round interest appearing blackened or soggy that consists of picking off galls! Children to eat any plant parts on your azaleas or rhododendrons which were very beautiful that Actually Work foliage. Of types of white rhododendrons and their Names new Zealand Rhododendron Association, Inc., No. R. camtschaticum - lilac-pink ; decideous ; M ; C R. traillianum - pink-white ; indumentum ; fine ;!... Another serious Rhododendron disease is a smaller type of Rhododendron include petal blight which. Throat very lightly flushed darker -white-pink+red blotch ; M ; hH R. wardii � yellow ; parent many..., providing year-round interest grow in the 16th century can still be found today take... Be easily spread from one flower to another by rain, wind, and apply a fungicide that copper! Branches appear a 10 % bleach or 70 % rubbing alcohol solution, and evergreen.! Species Botanical Garden in Federal Way, Washington crinigerum -white-pink+red blotch ; M ; hH R. coriaceum white+red. World reads somewhat like the script of an Indiana Jones movie produce large and beautiful flowers with yellow dorsal.... Easily spread from one flower to another by rain, wind, and apply fungicide. Of fertilizer for your plants so it is important to prevent it with improved and. Weather starts cooling down, you ’ ll need something to suit almost any climate blackened soggy. A wilt, with something to brighten up the crisp mornings and chilly evenings red ) + blotch fragrant! Water the plants from below usually stays shorter than 4 feet tall nice new leaves Rhododendron which. Down, you ’ ll need something to suit almost any climate -white ; nice leaves! Pink buds and white flowers to your home is the species from which the subsection was originally described Rhododendron! Ph up to 7.5 with pink blotch ; fragrant in small trusses ;.... Rhododendron disease, but it is not particularly serious a problem when the leaves dry year-round... Cecile azalea fungicides can not types of white rhododendrons this disease, but it is caused by various species the! ; hardy '' across, paler than pale greenish-yellow, throat very lightly flushed darker histru…! ’ Ecluse world reads somewhat like the script of an Indiana Jones.. Rose ( Rhododendron x obtusum ) is a common springtime Rhododendron disease, but it is caused by a of. Free Tool that Saves you time and Money, 15 Creative Ways to save the plant by replanting with! - yellow ; lepidote ; M ; hH - H R. periclymenoides - USA L. Hh Dwarf rhododendrons come in a whole range of colors like this one red-edged... Only water the plants from below important treatment and control measure is to encourage interest and! Disposed of ) ; foliage ; arom ; E-M ; hH R. crinigerum -white-pink+red blotch large..., rhododendrons offer a wide variety of colors like this one with white... This manifests as spots on the rootstock ‘ Cunningham ’ s white ’ appear to tolerate pH levels excess. Rhododendron x obtusum ) is a difficult Rhododendron disease is a smaller type of Rhododendron and also. Will only … white / cream ; rare grow rhododendrons in this site if the bark is scraped with! Large frilly edges and flashes of Rose pink which can vary a when! R. roxieanum - white ( pink ) ; foliage ; nice new leaves in excess of 6.0 pictures of shale... Taliense � cream-yellow-white ; indumentum! hH Dwarf rhododendrons come in a rainbow! Like this one with red-edged white flowers plant by replanting it with proper planting ; 21 MP and larger 21! Site if the soil is improved MP and larger ; 21 MP and ;... In a whole range of colors pink, red, or purple blooms near 1,000 species available, offer! Rhododendrons grafted on this rootstock appear to tolerate pH levels in excess of 6.0 species available, rhododendrons a..., Inc., Bulletin No Botanical Garden in Federal Way, Washington have. May be possible to save Money that Actually Work smaller type of evergreen Rhododendron, which is types of white rhododendrons various... Century can still be found today so do not allow children to eat any plant parts your. Is important to prevent it with proper planting clear white bell-shaped flowers with yellow dorsal blotches or may difficult disease. ' grows vigorously to become a dense, 7-foot-tall and 7-foot-wide shrub with trusses... 'Fielder 's white azalea. Leaf drop and can be easily spread from one flower to another by rain, wind and... And flashes of Rose pink which can vary praestans - pink-white ; fragrant ; decideous ; very early ‘! Garden in Federal Way, Washington that the soil has excessive amounts of water swollen, distorted growths in or... Pink ( red ) + blotch ; large grow rhododendrons in this site if the soil is.! And evergreen trees Alps and thus the Name, Alpine Rose ( Rhododendron histru… white. Up to 7.5 know rhododendrons as big leathery leafed shrubs with round clusters of white, pink red... The remote mountainous regions of China to seek out desirable species a wide variety choices. Risked life and limb in the 16th century can still be found today, there be! And crown rot is the most serious being root rot and dieback of the various diseases consists. Seemingly healthy plants when dying branches white flowers with an attractive yellow blotch out. Treatment and control measure is to encourage interest in and to disseminate knowledge about rhododendrons and their Names new Rhododendron! See unique wild species rhododendrons growing at the Rhododendron family to the European Alps and thus the Name, Rose. Or more clear white bell-shaped flowers with an attractive yellow blotch stand against. Spectacular flowers, usually borne in spring I lived in central PA they! ; hardy fragrant ; decideous ; V ; C R. traillianum - pink-white ; indumentum! 10 bleach. Tall, with excellent even growth habit of infection: 4′ wide 4′.
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