They will not bloom as freely if they do not get enough light. While growth at 10 years is 3', it will become a larger plant, so give it enough space. A site with filtered light is best for Bow Bells. Loderi King George is a wonderful looking plant that's quite an eye-catcher. It produced buds each year, but that was it. For more information on his range of gardening products, visit alantitchmarsh.com. A rule of thumb is the larger the leaf, the greater the shade needed. But Zone 8 is what I've always seen recommended for Loderi King George and we're zone 7. Youâll want to avoid areas where there is too much shade or sun, as either can stunt your Rhododendronâs growth. If you have luck with reblooming, let me know your method for success. These are poisonous plants, so do not allow children to eat any plant parts on your azaleas or rhododendrons. 'Regal' is a vigorous grower with a broad, spreading habit which bears an abundance of showy, vivid, light purplish-pink flowers beginning in mid-April. One other rhododendron that we have that does fairly well blooming in total (bright) shade is 'Scintillation'. I'd just like to add that 'Loderi King George' might be a bit iffy in terms of hardiness for a zone 7 grower, though I've always wanted to try it. 'King George' is a tall hybrid rhododendron that blooms in mid-spring, producing huge pale pink flower clusters that turn white as they mature. F. Different soils for different locations and plants. Some clients have kept them blooming through August. The one in total shade is higher up on the berm with better drainage but also is farther into the deeper shade of deciduous trees so it seems a small miracle that it blooms as well as it does. Folk like me, who garden on chalky soil, have to grow them in large pots or tubs of ericaceous (lime-free) compost, but if you garden on acid soil then you can plant them out and give them full rein. You want the sun to help keep them healthy but you donât want to fry them either. Its legginess makes it look good growing in a woodland environment. In nature, they grow â¦ Densely branched, it is covered with flower buds that are hardy to -30F and open bright red. hybrid rhododendrons. Rhododendrons do make one heck of a splash when they come into bloom, You’ll see rhododendrons in full flower in nurseries and garden centres, Alan Titchmarsh's tips on creating a garden with fabulous scents, Brilliant blooms: Alan Titchmarsh's tips on growing peonies, Team work: Alan Titchmarsh's tips on creating a family friendly garden. Here is a link that might be useful: Rhododendrons for Shade. This rhododendron at Leonardslee flowers in early spring â it is so beautiful. Many rhodendrons will set buds and bloom without direct sun, but none will do well in a location that does not receive a good deal of light, which is not the same as sun. I'm guessing not. Although they need sunlight, they also need some shade. I also have two alternate locations that receive either morning or evening sun. Most large-leafed varieties require dappled shade; avoid deep shade or full sun. C. How big will they be after some years? 'Counterpoint' is a deciduous shrub with a spreading, upright habit, and bears an abundance of showy, semi-double, vivid, bright pink flowers in mid-April. Many people think that rhododendrons are shade loving plants, but the great storm of 1987 proved that they prefer more sun, because they all performed much better with more light after the storm. I may try locating it there for a season and see what the blooms look like next Spring. I came across your discussion when I was searching for a place to buy one - I had seen a picture of one in a book, but have not been successful in finding a source. Proper soil preparation is also necessary for the health of this acid loving plant. The P.J.M group of rhododendrons are some of the most reliable shade bloomers. Our rhododendron and azalea buds are formed from about July onwards through the fall. Broad, bushy plant. With rhododendrons, the rule of thumb is that the larger the leaf, the less sun they can handle gracefully. 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. Rhododendrons and azaleas that have been planted too deeply are often reluctant to flower and can sit and sulk instead of romping away. Part shade, morning sun - perfect for them. Dappled shade (15-30%) is ideal, but many rhododendrons will grow in full sun, and some in deeper shade. 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