Diseases, pests, and problems with Photinia Although Photinia is very resilient and won’t often get diseased, sometimes the following may occur. Damage from root diseases can weaken plants making them more susceptible to problems such as leaf spot fungus. Brown spots or patches in the middle of the leaf usually means it's been waterlogged. However, the common denominator between last year and this is the presence of cool, wet springs--cooler and wetter than 'normal.' Hedging/Screens, Low Maintenance. s causing the leaves to go brown. Nevertheless, a photinia is not completely immune to diseases. The reason for the acceleration of photinia problems is over-planting and the continued use of harsh synthetic fertilizers and toxic pesticides. Photinia Red Robin makes a really photogenic hedge plant, with blazing red young leaves that can be persuaded to reappear all summer with regular trimming and simple but lovely white flowers.. Do not repeatedly trim endangered shrubs to encourage the new red growth. HOW TO PLANT A NEW RED ROBIN Follow the steps below to ensure your Photinia Red Robin is … Like most fungi, the white powdery growth seen on leaves and shoots loves moist damp conditions. A care appropriate to the species is rewarded with a photinia which has a high potential of resistance. Once the fungus takes hold in the red tipped photinia, the disease’s circles continue to grow and merge until large unsightly “sores” cover the dying leaves. Photinia x fraseri ‘Red Robin’ is a choice photinia, with eye-catching juvenile growth the colour of sealing wax, similar to a pieris. Grow in moist, fertile, humus-rich, well-drained soil in full sun to partial shade. I'm new to gardening. Here is the difference between varieties to make it easier when plant shopping online. This is sometimes caught by late spring frosts, and some shelter is advisable. Red tip photinia (Photinia fraseri) are particularly susceptible to root fungal diseases in poorly drained soil. This will increase light and airflow around the shrub and decrease the conditions in which the fungus thrives. Although photinia plants are easy to care for, they are vulnerable to some diseases such as leaf spots, fire blight, powdery mildew and crown and root rots. Red Robin, or Red Tip Photinia, gets its name from the bright red young leaves which appear each spring on the tips of every twig and stem. The Red Robin won't know that and they're pretty difficult to kill..... even though you might have had a good attempt, I have mine in partial shade,  I always thought to much sun causes more problems with the leaves, mine you they are slow to grow mine around 6 years now and its only 3-4 feet quite wide though... don't give up it get there. Entomosporium Leaf Spot The most common problem in photinia is black spot, which occurs when the plant is grown in hot humid climates.In other zones, the plant needs minimal supplemental water, light pruning … Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. That is a Red Robin photinia (Photinia x fraseri), also known by red-tip photinia. Culture: See Red Tip Photinia. I have one in my garden too cstonenw5 - we planted it back in 1998 and I remember for the first few years it did absolutely nothing. Red tip photinia provides a lovely backdrop to the rest of the garden and is an easy to care for plant that grows moderately fast and produces an attractive screen. During the rainy weather of spring, the spores continue to spread through water splashing from one leaf to the next until the entire shrub is infected. Then it went whoosh and is now maybe 8ft tall. Chinese photinia is a moderate to fast growing plant. ... Can you advise what will have caused this problem and whether there is anything I can do to save the plants. Once the fungus takes hold in the red tipped photinia… Like most plant fungi, this one thrives in the cool, moist environment of the fall and spring and attacks the most vulnerable new growth that gives the shrub its name, red tipped photinia, and the disease spreads from there. Many thanks. Photinia fraseri, Christmas Berry Hedge Photinia Red Robin is a very popular garden plant that makes a fantastic hedge. Landscape Use: Chinese photinias are easily trained into small trees if lower limbs are removed. The are indications however that it can cause problems with grazing animals such as horses and cows. Tiny, round red spots appear on leaf surfaces and because the leaf color of the new growth they attack, the darker red spots are easy to ignore. Diseases like Venturia, mildew or leaf spots cause unhealthy discoloured leaves which subsequently turn browner, dry and fall off. Red tip photinia is a relatively hardy and carefree shrub, but it is susceptible to fungal diseases when conditions are wet or in humid climates. The first signs of photinia leaf spot are almost unnoticeable. Brown leaf tips tend to indicate drought at spring / summer time and that it's affected the young new growth. The only problem is there are over 60 species of Photinia so we stick to growing only the more popular varieties. You can help the plant recover by keeping the leaves dry and removing diseased foliage. Photina Red Robin is a large shrub or small tree growing up to 15ft tall or more - it won't be happy in a small pot - it needs to be planted in the ground. In severe cases, spots grow until the entire leaf is weakened and falls off. A. The photinia fungus usually spreads from new growth to old only because of the new leaves making it easier for the spores to take hold. Photinia. Photinia Red Robin also works well in a mixed hedge or planted in a Laurel hedge. In a matter of days, the spots enlarge and eventually become dark purplish circles surrounding gray, dying tissue. Young leaves and growth are the most affected. Ordinarily when leaves on a very hardy fast growing shrub like a red ribub photinia go brown then it's due to either: drought or waterlogging. The best known of the photinias is Photinia × fraseri ‘Red Robin’, which is often planted as a specimen shrub or as a fast-growing, dense, evergreen hedge. Unfortunately, with the overuse and close planting of red tipped photinia, disease wasn’t far behind and resulted in constant, yearly attacks by photinia fungus also known as photinia leaf spot. That's why I have mine in partial shade snuggled hiding from winds whistling down the valley and behind a copper beech hedge. The fungal spores spend the winter in fallen, infected leaves or in late emerging new growth. Photinia robusta 'Red Robin' Featured in collections 'Retro' or 'Reminiscent' - Trees that have defied the test of time Tried and tested over the years and still proving to be very popular due to their great performance in the garden. It may grow even larger with age. 8 Trees. Anything that's contained in a pot is going to be susceptible to that. Chlorothalonil, propiconazole, and myclobutanil are the effective ingredients to look for in available fungicides. First and foremost, rake up all fallen leaves, and if the shrub is already infected, remove all affected leaves and branches. A mixed hedge will be more resistant to photinia bush diseases if the susceptible shrubs are placed farther apart. They need to be sheltered because they aren't too keen on icey winds and severe frosts. The photinia fungus usually spreads from new growth to old only because of the new leaves making it easier for the spores to take hold. Fallen leaves can be removed, as they are a potential source of future infections, but are not the most significant source. Symptoms of Photinia Entomosporium leaf spot. So well, in fact, they soon became one of the most popular hedge plants in the South. This shrub generally grows anywhere from 10-15 feet tall and wide. Brown spots or patches in the middle of the leaf usually means it's been waterlogged. The photinia fungus won’t kill the plant immediately or even during the first season, but will return year after year until the constant leaf drop and the depletion of nourishment that results weakens the plant to the point of death. Ive been trying to grow this plant in my back yard for sometime now with not much success. Generally speaking they are fine without being subject to the secateurs. Keep trimming and shearing confined to the dormant winter months and dispose of all clippings. Yours looks like it's had a bit of both. The red tips of new growth that made these shrubs so popular are particularly vulnerable to the ravages of the photinia bush diseases and over the years, photinia leaf spot has destroyed countless shrubs. Photinia … Photinia x fraseri 'Little Red Robin' (Christmas berry 'Little Red Robin') will reach a height of 1m and a spread of 1m after 10-20 years. It is often commonly called red tip or red top (particularly in the deep South where it has been frequently planted) in celebration of the bronze red to bright red new leaves that emerge at the twig tips each spring. Other problems. Suggested uses. Answered by Downtoearthdigs on April 28, 2017. Great many thanks for your help. General pruning Photinia. At this point, there is nothing to be done to keep the disease from running its course. However, Photinia Red Robin will be one of the least attractive to deer. Stagger new plantings rather than creating the traditional wall of shrubs. In the case of this VERY easy large and fast growing shrub  as dovefromabove said, it won't want to be in a pot. Ordinarily when leaves on a very hardy fast growing shrub like a red ribub photinia go brown then it's due to either:   drought or waterlogging. Though if I had my time again I'd have a native shrub there instead. The production of spores can be seen in the black blotches inside the circular damage. Sign up to get all the latest gardening tips! In a matter of days, the spots enlarge and eventually become dark purplish circles surrounding gray, dying tissue. Cultivation. The Dogs Trust does not list Photinia Red Robin as being poisonous to dogs. Is there anything that can be done about red tip photinia disease? Most Red Robin is a form of the garden hybrid P. x fraseri, with glossy dark green adult foliage, and variable red tinted young leaves, especially as they just unfold. Log in or register to join the conversation. You need to prune your Photinia red robin sometime between early Spring … Common name: Christmas berry. Photinia is very susceptible to the fungus leaf spot called Entomosporium that can defoliate photinia plants. They can also get fire blight which makes the leaves go brown but from your description I'm not thinking it's that. Powdery mildew and fireblight are also potential … They prefer sun or partial shade. Yes, but it’s a matter of prevention rather than cure. Sign up for our newsletter. Photinia is a popular evergreen shrub with glossy green leaves, white flowers in flattened flowerheads and young red shoots. Size & Growth Rate: Chinese photinia is larger than red tip or Japanese photinia, growing 20 to 30 feet tall and 15 to 20 feet wide. darker leaves than 'Red Robin'. Unhealthy roots are the problem. Brown leaf tips tend to indicate drought at spring / summer time and that it's affected the young new growth. It starts off by creating spots of light swelling on leaves and then the color changes to brown and dark red, and ultimately to black or gray. Red tip photinia disease can be devastating, but with diligence and good garden housekeeping practices, the fungus can be driven from your yard. But however, where I am may be lost.”. Powdery mildew is another fungal infection that often attacks Photinia. Tiny, round red spots appear on leaf surfaces and because the leaf color of the new growth they attack, the darker red spots are easy to ignore. Here is johnyboy on the daily grind demonstrating how to plant a lovely Photinia Red Robin Hedge with a perfect parallel finish. 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