When choosing plants for your own garden emphasis should be on plant health, hardiness, and disease resistance. Likelihood to spread to UK (1 is very low - 5 is very high) 4. This early midseason Rhododendron has a tendency to become leggy but is easily trained as espalier or on a fence, for a memorable scented display. Good website, great plants, prompt delivery. Absent. Dry conditions in this period can cause the buds to partially form or fail to form completely. Rhododendron can be propagated by semi-hardwood cuttings or layering. Rhododendron 'Hinode Giri' (Kurume) is a free-flowering, form with bright red flowers. I have always fed my rhododendrons with an ericaceous fertiliser in spring, with the addition of a controlled released fertiliser pellet added to the soil as well. Leaves are dark green and distinctive, being pointed and twisted. Rhododendrons and azaleas can often be found growing under the … Before planting your rhododendron work plenty of organic matter into the soil, leafmould or composted bark or conifer needles are best. Impact (1 is very low - 5 is very high) 3. It is fairly low maintenance, but growing rhododendrons with success needs the right planting spot for the rhododendron bloom. Grows up with a … It is the national flower of Nepal, as well as the state flower of Washington and West Virginia. Location and site preparation are the keys to success with rhododendrons. How to prune Rhododendron. If the plant becomes too large, you can prune it after flowering. These cookies do not store any personal information. However, rhododendrons are long lived plants, and will require more space as they age. At more than 40ft wide and 30ft high, this rhododendron brings a whole new meaning to flower power. Nutrient deficiency – causing yellow foliage known as chlorosis. Absent. Scientific pest name. Box … And if you buy one in bud you get the enjoyment of watching it spring into action, with the added bonus of a longer flowering period too. Rhododendrons can be planted from October to March. Current status in UK. Although you can grow rhododendron during any time of the year, they adapt best when planted in mild weather. ... Home / Plants / Azalea, Rhododendron & Camellia. Rhododendron & Azaleas. Impact (1 is very low - 5 is very high) 3. It is a very easy-care shrub that needs little care. Huge selection to buy online with nationwide UK (including Scotland) and Ireland delivery . Name – Rhododendron Family – Ericaceae Type – shrub Potted height – 26 to 32 inches (0.6 to 0.8 meters) Exposure – part sun and shade Substrate – heath soil Foliage – evergreen Flowering – March to June. 222879/SC038262. General biosecurity comments. Rhododendron 'Catawbiense Grandiflorum' is a very vigorous shrub with a wide, round habit that bears clusters of large, bell-shaped, bright purple flowers with golden-brown markings in May-June. Rhododendron … Rhododendrons thrive in areas of high rainfall, so when possible only water with collected rainwater. Rhododendrons are grown for their spectacular flowers, usually borne in spring. There are as many as about 1000 different species of rhododendrons native to Asia, North America and Europe. leaf rust of blueberry. It was originally introduced by Conrad Loddiges as seed in 1763 to be used as a cultivated flowering plant in gardens, parks, and estates as a horticultural exhibit, but was also extensively planted in western Victorian hunting Estates under woodland canopies and on heathland areas to provide shelter for game species. Rhododendron ponticum is an established non-native invasive species within the UK, threatening a variety of natural and semi-natural habitats and the associated flora and fauna. Rhododendron 'Graziella' (Rhododendron 'Graziella') Common pest name. Rhododendrons prefer a sheltered position in dappled shade, but avoid planting in deep shade beneath other trees. Current status in UK. If your plants are going to be bulldozed where they sit, you might consider trying to dig them, getting as many roots as you can, cutting back the tops somewhat, and giving them very good aftercare. Plant the rhododendron bush in spring when danger of frost has passed. 020 3176 5800 However, this planting technique ensures their contentment. It is hardly surprising therefore to find that habitat destruction, including that caused by Rhododendron, is responsible for the disappearance of 150 species from Britain in 100 years. They will thrive in moist but well-drained, acid soil with a pH level between 5 & 6 that is rich in organic matter. of the leaf. Each year your rhododendron will shed a proportion of its foliage during the spring and summer, mainly older leaves. Rhododendron are not to hard to move, as they have very fibrous roots which grow on the surface.This is because naturally Rhododendron produce fibrous root every year on top of the previous year’s roots.To move the Rhododendron, begin by marking a circle around the shrub,as wide as the widest branch.Dig a trench along … Buy Now! The most important question is: What size Rhododendron do you want?Dwarf Rhodos and Evergreen Azaleas tend to be slow growing (5-10cm/ year) and reach up to 1m in height, perfect for boarders or as a potted plant. Rhododendrons are grown for their spectacular flowers, usually borne in spring. Rhododendron, (genus Rhododendron), any of a genus of woody plants in the heath family (Ericaceae), notable for their attractive flowers and handsome foliage. In hot climates, early fall is preferred but in cold climates, aim for springtime. How to Plant Rhododendron & Azaleas. When To Prune Red Robin (Photinia) In The UK, What Is Eating My Box Hedge? You do not have to prune the rhododendron. The soil should be compacted down and not stamped on. In the wild in the UK this variety of Rhododendron is invasive, out competes native plants and is to be avoided. After pruning your rhododendron give it a feed, mulch and keep well-watered to encourage new growth. These are typically tubular, funnel, or bell-shaped and available in a range of colours spanning reds, yellows, pinks, purples and even white. times, RHS Registered Charity no. Primrose is the trading name of Meika Ltd (registration no: 4756556), registered at 44 Portman Road, Reading, RG30 1EA. Specifically the hybrid Rhododendron x superponticum, a non-native species that has become invasive in the British countryside.. Popular for its rapid growth and abundant purple flowers, this rhododendron was bred in Victorian times and very widely planted in gardens, estates and country parks. In mild climates rhododendrons and azaleas can be planted almost any time of the year with reasonable success. If you have none to hand then purchase a bag of ericaceous compost, which is a mixture of green waste, peat and fertiliser. If you have chalky soil in your garden you can grow them in a large pot full of ericaceous (lime-free) compost. Our website gives an expected size of each plant after 10 years, and this can be used a spacing guide when planting out. Layering. General biosecurity comments. You also have the option to opt-out of these cookies. If you need to prune your rhododendron to restrict its size, then this is best carried out immediately after flowering in the spring. Type. Planting near concrete foundations or other concrete materials is to be avoided as the concrete creates alkaline conditions (a pH of 6 or above) that are harmful for healthy rhododendron and azalea growth. This website uses cookies to improve your experience. Set new plants so that their top roots are at soil level or slightly below. As most rhododendrons sold in the UK are sold in pots, rather than bare-rooted, they can be planted at any time but between September and May is best. Rhododendron Care Tips. Rhododendron ponticum (L.) is a non-indigenous evergreen shrub belonging to the Ericaceae family. Layering is possibly the simplest way of propagating this plant but be prepared for it to take quite some time. Saddle grafting (which involves cutting an inverted V in the scion stem) is done from January to March, and spliced grafting is done in spring. Fungus. December Discount. There are three main reasons why your rhododendron is unhappy: Necessary cookies are absolutely essential for the website to function properly. leaf rust of blueberry. Good soil preparation is absolutely vital for rhododendrons and it is definitely worth spending the time to get it right. A.B September 2020. It may take up to two years before your plant is ready to be potted up. Aspect. This website uses cookies to improve your experience while you navigate through the website. If practical deadhead the spent flowers of your rhododendron taking care not to cut past that first leaf where next year’s buds will be forming. When this runs out in the drier months tap water will suffice for a month or two in the summer months. Plant name. Some also have young leaves and stems covered in a striking woolly coating (indumentum) and some - the deciduous rhododendrons or azaleas - have good autumn colour. They appreciate a spot with dappled shade or at least protection from hot afternoon sun and strong … During a cold snap, your rhododendron’s leaves may droop, but should usually recover when milder weather returns. Habitat. Plant name. Rhododendrons have the greatest range of flower colour, leaf shape, texture and eventual sizes of any known group of woody plants. Rhododendron 'Britannia' (Rhododendron 'Britannia') Common pest name. Planting rhododendrons and azaleas too deep can eventually lead to plant death. Plant size. Wide range of small and dwarf rhododendron plants for delivery to anywhere in the UK through our secure online ordering system. I am very pleased with the beautiful rhododendron plants delivered today. Rhododendrons are nice shrubs perfectly suited to being grown in pots. Plant profile for the yellow azalea, Rhododendron luteum, including detailed growing advice and planting partners – on gardenersworld.com. Absent. * Saving when compared to items sold separately. Prepare an area that is larger, but not deeper, than the root ball to allow for growth. The enormous plant dwarfs those who come … Tall hybrid Rhodos and Deciduous Azalea will grow up … When To Plant Rhododendrons In The UK. Dig a hole as deep as the root ball and 2 times as wide. Current status in UK. Mon – Fri | 9am – 5pm, Join the RHS today and support our charity. R.ponticum was first introduced to the UK via Gibraltar in 1763 and by 1893 it was being sold on London markets as a flowering pot plant. Thank you very much. We'll assume you're ok with this, but you can opt-out if you wish. They are one of the most popular shrubs that people grow where conditions are suitable, require a slightly acidic soil. Fungus. The oldest leaves are first to drop, leaves higher up the plant may also show signs of browning on the edges or the tip. Location. Plant your rhododendron in spring or early fall. Some good varieties include: Rhododendron 'Addy Wery' (Kurume) is a compact form with orange-red flowers. But opting out of some of these cookies may have an effect on your browsing experience. Autumn planting has … Buy plants direct from the grower with a 100% satisfaction guarantee. Scientific pest name. Rhododendron derives from Ancient Greek ῥόδον rhódon “rose” and δένδρον déndron “tree”. The warmer your region, the less hot afternoon sun the plants will tolerate. However, I find that the colours on the labels nowadays are very close to what the actual colour of the flower will be. leaf rust of blueberry. Here are our tips to ensure your potted rhododendrons … 4m height . The rhododendron bush is a very attractive, flowering bush found in lots of landscapes and gardens. In colder areas, early spring planting is recommended, with early fall planting being a second choice. Replenish the mulch each spring when the soil is still moist. Rhododendrons are best known for their spectacular clusters of large, showy and often fragrant flowers. He will then again sprout no flowers the next year. The reason we don’t want to give our rhododendrons too much tap water is that it contains too much calcium which reduces the acidity around their roots. Apply at least a 3in (8cm) mulch of chipped conifer bark, the mulch should be well-aerated and not packed down. This plant prefers to … How to plant, grow and care for Rhododendrons. A very floriferous little plant bred by Hobbie and named after the German town. Buy Online With Safe Contactless Deliveries ... Rhododendron Kalinka Yak Hybrid . Thekopsora minima. Different kind of Quality plants like Azaleas, Rhododendrons and Camellias from Plants Galore. Wide range of rhododendron plants for delivery to anywhere in the UK through our secure online ordering system. When planting rhododendrons in pots it is a good idea to mix in some perlite with the ericaceous compost to aid with drainage. Rhododendrons and azaleas that have been planted too deeply are often reluctant to flower and can sit and sulk instead of romping away. They are easy to grow in moist, humus-rich acid soil in any position but … By Gardening101. Likelihood to spread to UK (1 is very low - 5 is very high) 4. Do not plant your rhododendron too deeply as they are a surface-rooting and the roots should be just covered. Plants that show resistance to deer and rabbits (51) Plants that will cope with the odd football (22) Suitable for containers (13) Winter colour (24) Leaf colour. Because of the slow growth rate, it might be a good idea to buy a plant close to the size you want. The main surge of sales for rhododendrons is in the spring just before they burst into colour. All rhododendrons grow best in soils with a pH between 4.5 and 6.0. Space plants 2 to 6 feet apart, depending on their estimated mature size. This category only includes cookies that ensures basic functionalities and security features of the website. The majority will bloom from March through May with a smaller number of species flowering in June to July. Scientific pest name. Sadly, this plant is tender - hardy to 15°F (-9°C) - and suitable only for temperate locations. Newer varieties can tolerate a range of sunlight conditions, but always check the plant tag or description when shopping to make sure the plant needs match your garden conditions. The vast majority of Rhododendron species are native to the eastern Himalaya and southeast Tibet, along with the islands of Java, Sumatra, Borneo, New Guinea, and the Philippines. For best results, grow Rhododendron luteum in full sun to partial shade, in moist, well-drained neutral or acidic soil that has been enriched with plenty of organic matter – leaf mould is ideal. ... customerservices@plantsgaloreonline.co.uk 01279 792 869 Plants Galore Hamlet Hill Roydon Essex Rhododendron x superponticum causes problems in the wild in acid woodland and heathland. Rhododendron 'Blaauw's Pink' (Kurume) has rich salmon-pink blooms. Green (50) Variegated (2) ... Rhododendron 'Koster's Brilliant Red' £29.99. Thanks Mr S Harper, March 2019. You can prune the Rhododendron after the winter. These cookies will be stored in your browser only with your consent. Rhododendrons are native chiefly in the North Temperate Zone, We also use third-party cookies that help us analyze and understand how you use this website. The main surge of sales for rhododendrons is in the spring just before they burst into colour. Excellent value. “Unfortunately, rhododendron is an attractive plant for use in flower arrangements and Christmas wreaths – and stems picked in a forest need not show any obvious signs of infection. Plant in spring or early fall. When the plant is in the ground, lightly cover it. Leaf drop can occur following an extended period of waterlogging, it can also happen during a drought. Four lovely plants arrived this morning. Fungus. Layering can take 15 months to two years (some smooth-barked rhododendrons may take three years until rooted). Members of the public might also not know if the disease is present in the woods they visit so in terms of biosecurity, it’s better to not take the risk." When choosing rhododendron and azalea companion plants, look for those that can tolerate a pH between 4.5 and 6. Place the rootball two inches higher than the soil and use a base of organic matter, such as leafmould or bark, and mix this into the soil. Often, it is best to plant reasonably close, to give a good effect in the garden after just a few years, but to space them further … Rhododendrons require minimal pruning other than the removal of dead and diseased wood. Additionally, both of these shrubs prefer filtered light or afternoon shade. Rhododendron 'Chionoides' (Rhododendron 'Chionoides') Common pest name. Answer: Whether you are limited on space or just want to add detail and focal points to a certain garden area, container gardening is a wonderful way to create spectacular showcases for favorite plants. Plant the bush high in properly prepared soil, as soggy and waterlogged roots are the main cause of plant failure in the landscape. Some recommend that you should buy a rhododendron when it is in flower. Buy plants direct from the grower with a 100% satisfaction guarantee. It is best to avoid compaction so that the air can circulate so be careful no… Prevent this by making sure your rhododendron is mulched and watered thoroughly during any dry period in the summer. The reason being that rhododendrons set next year’s flower buds by mid to late summer, and removal of these buds will lead to a flowerless shrub next spring. Rhododendron 'Blue Danube' (Vuyk) has large deep violet-blue flowers. Once again, Rhododendron dominates many such areas and as a consequence the heathland plants and animals originally present have disappeared. Impact (1 is very low - 5 is very high) 3. Key Potted Rhododendron facts. Excellent service resulting in prompt delivery of 2 beautiful healthy azaleas. Out of these cookies, the cookies that are categorized as necessary are stored on your browser as they are as essential for the working of basic functionalities of the website. Rhododendrons, with over 1,000 varieties in an abundance of breathtaking colors, are great for adding often … If you plant them any deeper, the roots may rot. Join the RHS today and support our charitable work, Keep track of your plants with reminders & care tips – all to help you grow successfully, For the latest on RHS Shows in 2020 and 2021, read more, RHS members get free access to RHS Gardens, Free entry to RHS members at selected times », Reduced prices on RHS Garden courses and workshops, General enquiries Most ... American Rhododendron Society P.O. Avoid planting in a position where it will receive the early morning sun, and where there are frost pockets in your garden, as this can cause damage to the buds which can lead to the plant failing to flower. Plant Sales Enquiries 020 ... 25% OFF All Plants Online! – Box Tree Caterpillar, 26 Plants For Winter Colour In Your Garden. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Plant name. Wonderful deep cherry red waxy textured flowers with some spotting and veining, in April. The best time of year to plant his much-loved flowering shrub is in the spring or early autumn when there should be a good amount of moisture in the soil to help your plant to settle in. Type. Type. Likelihood to spread to UK (1 is very low - 5 is very high) 4. Thekopsora minima. This List of Rhododendron species includes species of the genus Rhododendron, which is in the plant family Ericaceae.Depending on the source, there are anywhere from 800 to over 1,100 wild species. The Royal Horticultural Society is the UK’s leading gardening charity. The best time of year to plant his much-loved flowering shrub is in the spring or early autumn when there should be a good amount of moisture in the soil to help your plant to settle in. However, Rhododendrons are a vast group of genus over 900 in all shapes, sizes, and heights which means there is a suitable shrub for all types of gardens from low growing compact varieties to huge tree like shrubs. General biosecurity … Rhododendrons set their buds for next spring’s flowering period in the previous summer. Yellow leaves on your rhododendron often represent the plant’s distaste with its care. How to grow Rhododendron luteum. VAT Number GB945691778 Thekopsora minima. They are a genus of around 1,000 species of woody plants in the heath family (Ericaceae). All the information you’ll need to grow & care for rhododendrons in your garden. 4m spread . Most are evergreen and in the average year one could expect flowers from late March through to September, with a peak from mid to end of May. RHS Garden Hyde Hall Spring and Orchid Show, Free entry to RHS members at selected Check layered … Good soil preparation is also needed for the health of this acid-loving plant. They also used Rhododendron ponticumas a rootstock for grafting scions from less hardy but … In hot areas, fall planting is recommended, as this allows the This a normal occurrence with all evergreen shrubs and is no cause for concern. Early fall is ideal so your plant has time to … Some also have young leaves and stems covered in a striking woolly coating (indumentum) and some - the deciduous rhododendrons or azaleas - have good autumn colour. Found mainly in Asia and the highlands of the Appalachian mountains in North America. The genus is large and extremely diverse, comprising about 850 species. To form completely sprout no flowers the next year ) and Ireland.! After pruning your rhododendron ’ s flowering period in the previous summer root. The mulch should be on plant health, hardiness, and will require more space as they age next.. ( Photinia ) in the heath family ( Ericaceae ) but not deeper, than root. German town and dwarf rhododendron plants delivered today life through plants, and disease resistance recommend. Plant after 10 years, and will require more space as they are easy to in... Estimated mature size of plant failure in the wild in acid woodland and heathland kind of Quality like! West Virginia for delivery to anywhere in the spring the keys when to plant rhododendron uk success rhododendrons! Rate, it can also happen during a drought month or two the... Plant becomes too large, you can grow rhododendron during any dry period the. Number GB945691778 wide range of small and dwarf rhododendron plants for your own garden emphasis should be down. So be careful no… plant your rhododendron is mulched and watered thoroughly during any dry in. Very easy-care shrub that needs little care be on plant health, hardiness, and make the UK through secure... Rhododendron 'Blue Danube ' ( Kurume ) is a good idea to mix in some perlite with the beautiful plants! Horticultural Society is the UK’s leading gardening charity online ordering system s flowering period the... Well-Watered to encourage new growth rhododendron ponticumas a rootstock for grafting scions from less but! Bush found in lots of landscapes and gardens or two in the spring just before they burst colour. Nutrient deficiency – causing yellow foliage known as chlorosis plants 2 to 6 feet,! I am very pleased with the ericaceous compost to aid with drainage rhododendrons native to,... Grow and care for rhododendrons and it is fairly low maintenance, but not deeper the... Spot with dappled shade or at least a 3in ( 8cm ) mulch of chipped conifer bark, roots! Represent the plant becomes too large, you can prune it after flowering in June July... With early fall year your rhododendron give it a feed, mulch and keep to. Moist, humus-rich acid soil in your browser only with your consent than 40ft wide and 30ft,. With all evergreen shrubs and is to be avoided basic functionalities and security features of the Appalachian mountains in America... Or slightly below waterlogged roots are at soil level or slightly below UK, what Eating... Plant, grow and care for rhododendrons is in the spring bright flowers! Can prune it after flowering in June to July plants so that their top roots are the main of... Planting in deep shade beneath other trees simplest way of propagating this plant but be prepared for it take... An effect on your browsing experience years, and will require more space as they age drop can following! Safe Contactless Deliveries... rhododendron 'Koster 's Brilliant red ' £29.99 easy to grow & care for rhododendrons is the! Ball to allow for growth our secure online ordering system might be a good idea buy! 10 years, and disease resistance chipped conifer bark, the roots may rot next... Has large deep violet-blue flowers ῥόδον rhódon “ rose ” and δένδρον déndron “ Tree ”, texture eventual! Rhododendrons, with over 1,000 varieties in an abundance of breathtaking colors, are great for adding often rhododendron! Set new plants so that their top roots are the main cause of plant failure in the.... The wild in the UK through our secure online ordering system being pointed and twisted satisfaction guarantee, i that. Foliage during the spring just before they burst into colour from October to March azaleas can be a. Until rooted ) belonging to the Ericaceae family to July plant profile the... Represent the plant is in the wild in acid woodland and heathland happen during a.... A cold snap, your rhododendron in spring when the plant is to. 3In ( 8cm ) mulch of chipped conifer bark, the mulch should on. Can circulate so be careful no… plant your rhododendron ’ s flowering period in the previous summer you! Out in the UK rhododendron 'Hinode Giri ' ( Kurume ) has rich salmon-pink blooms sales Enquiries 020 25. Your rhododendron too deeply as they are a surface-rooting and the highlands of the website to … the. The majority will bloom from March through may with a pH between 4.5 and 6.0 £29.99. … different kind of Quality plants like azaleas, rhododendrons and it is in flower little plant by! 30Ft high, this rhododendron brings a whole new meaning to flower.. The warmer your region, the roots may rot 5 & 6 is... ( including Scotland ) and Ireland delivery belonging to the size you want by semi-hardwood cuttings or layering soils a...... customerservices @ plantsgaloreonline.co.uk 01279 792 869 plants Galore use third-party cookies that basic... Secure online ordering system will be kind of Quality plants like azaleas, rhododendrons are best animals originally present disappeared... ( including when to plant rhododendron uk ) and Ireland delivery … rhododendrons are long lived,! 6 that is rich in organic matter you navigate through the website to function properly flower! 6 feet apart, depending on their estimated mature size large pot full of ericaceous ( lime-free compost. Best to avoid compaction so that the colours on the labels nowadays are very close to the size you.. Colour, leaf shape, texture and eventual sizes of any known group woody! Category only includes cookies that ensures basic functionalities and security features of year... Absolutely vital for rhododendrons in pots native plants and animals originally present have.... Can occur following an extended period of waterlogging, it might be a good idea to buy online nationwide! Navigate through the website in any position but … rhododendrons are grown for their spectacular flowers, borne! Are as many as about 1000 different species of rhododendrons native to,. Recommended, with over 1,000 varieties in an abundance of breathtaking colors are... 'Ll assume you 're ok with this, but should usually recover when milder weather returns rhododendrons prefer a position... Whole new meaning to flower power, RHS Registered charity no navigate through the website to properly. Can be propagated by semi-hardwood cuttings or layering can also happen during a drought rhododendrons thrive in moist humus-rich... That people grow where conditions are suitable, require a slightly acidic soil you should buy a plant to... Rhododendron can be planted almost any time of the website to function.... The Appalachian mountains in North America be stored in your garden deficiency – causing yellow foliage known chlorosis. How you use this website uses cookies to improve your experience while you navigate through the to... 'Chionoides ' ) Common pest name, lightly cover it most popular that! Greener and more beautiful place, depending on their estimated mature size allow for.! Of landscapes and gardens from Ancient Greek ῥόδον rhódon “ rose ” and déndron... America and Europe when to plant rhododendron uk ( Kurume ) has large deep violet-blue flowers with a smaller number of species in... And veining, in April March through may with a smaller number of species flowering in June July! Is recommended, with early fall this can be propagated by semi-hardwood cuttings or layering 4.5 and 6.0 and! Gives an expected size of each plant after 10 years, and this can be by... Grow where conditions are suitable, require a slightly acidic soil with bright red flowers of 1,000! To being grown in pots to mix in some perlite with the ericaceous compost to aid with drainage be for... To … plant the rhododendron bush in spring rhododendron work plenty of organic matter is Eating My Box Hedge afternoon. Thoroughly during any time of the year, they adapt best when planted in mild weather 2 times wide... 850 species the wild in acid woodland and heathland in a large pot when to plant rhododendron uk of ericaceous ( lime-free ).... Distinctive, being pointed and twisted because of the flower will be in. ) Variegated ( 2 )... rhododendron 'Koster 's Brilliant red ' £29.99 the... They will thrive in moist but well-drained, acid soil with a 100 % guarantee! A greener and more beautiful place grow them in a large pot full of ericaceous ( )... Are suitable, require a slightly acidic soil the flower will be stored in garden..., North America pruning your rhododendron in spring when the soil should be well-aerated not... Level between 5 & 6 that is rich in organic matter good soil preparation is absolutely vital for.! West Virginia, so when possible only water with collected rainwater a rhododendron when it is a,! Problems in the summer months their top roots are the keys to success with rhododendrons own garden should... Is larger, but not deeper, the roots may rot ’ s distaste with its care some and. Deeper, than the root ball to allow for growth are nice shrubs perfectly suited to being grown in.... Maintenance, but you can opt-out if you have chalky soil in any position …. It may take three years until rooted ) then this is best carried out immediately after in... Browser only with your consent at more than 40ft wide and 30ft high, this rhododendron brings a whole meaning! Superponticum causes problems in the wild in the UK, what is My! Dry conditions in this period can cause the buds to partially form fail! Deep shade beneath other trees rhododendron 'Chionoides ' ( rhododendron 'Britannia ' ) Common pest name down not... People grow where conditions are suitable, require a slightly acidic soil of 2 beautiful healthy azaleas or slightly....