Photinia is known to be susceptible to Phytophthora root rot. Photinia is part of the rose family and it produces large numbers of small white flowers in mid to late spring. 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. Here is johnyboy on the daily grind demonstrating how to plant a lovely Photinia Red Robin Hedge with a perfect parallel finish. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. 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. Consider replacing dead or dying shrubs with alternatives. Yours looks like it's had a bit of both. s causing the leaves to go brown. 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. This disease appears as red spots across the leaf surface. Remember, the spores don’t travel very far. If trimmed twice a year (spring and summer) Photinia can be kept as a … At this point, there is nothing to be done to keep the disease from running its course. 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. The red tip photinia (Photinia x fraseri) is a popular shrub used as a fence row in the eastern half of North America.The oval leaves of photinia plants start out red but turn into dark evergreen after a couple weeks to a month. Powdery mildew and fireblight are also potentia… Chlorothalonil, propiconazole, and myclobutanil are the effective ingredients to look for in available fungicides. Once the fungus takes hold in the red tipped photinia, the d… In a matter of days, the spots enlarge and eventually become dark purplish circles surrounding gray, dying tissue. First of all, understand that neither photinia nor Indian hawthorn can stand “wet feet” or tolerate poor drainage. Diseases like Venturia, mildew or leaf spots cause unhealthy discoloured leaves which subsequently turn browner, dry and fall off. Red tip photinia (Photinia fraseri) are particularly susceptible to root fungal diseases in poorly drained soil. Cover the area under and around the shrubs with new mulch to cover any leaf parts and photinia fungus spores that remain. Normally when a plant wilts and there is plenty of moisture in the ground like we have presently, there is a problem with the root system. Noteworthy Characteristics. Photinia x Fraseri hedging is pollution tolerant so is the ideal hedge for urban areas. I'm new to gardening. Photinias also produce small apple-shaped red fruits, which the birds love. Sign up to get all the latest gardening tips! 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. Topping. There are chemical treatments available. Sign up for our newsletter. 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.. Yes, but it’s a matter of prevention rather than cure. Photinia x fraseri ‘Red Robin’ is a choice photinia, with eye-catching juvenile growth the colour of sealing wax, similar to a pieris. 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. 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. But you need to be aware, especially if you have young children, that the leaves and fruits of some Photinia species may contain carcinogenic compounds. Landscape Use: Chinese photinias are easily trained into small trees if lower limbs are removed. They need to be sheltered because they aren't too keen on icey winds and severe frosts. Learn how to grow photinia in your garden with the RHS expert guide on choosing, planting, feeding, pruning and propagating plants. Is there anything that can be done about red tip photinia disease? Stagger new plantings rather than creating the traditional wall of shrubs. The are indications however that it can cause problems with grazing animals such as horses and cows. This will increase light and airflow around the shrub and decrease the conditions in which the fungus thrives. Brown leaf tips tend to indicate drought at spring / summer time and that it's affected the young new growth. Photinia hedging can handle renovation pruning which is good news if you’re faced with an overgrown Red Robin hedge. Diseases like this one tend to spread from the bottom to the top of the infected plant because the spores can’t travel that far. Common name: Christmas berry. They can also get fire blight which makes the leaves go brown but from your description I'm not thinking it's that. The Dogs Trust does not list Photinia Red Robin as being poisonous to dogs. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. So well, in fact, they soon became one of the most popular hedge plants in the South. Keep trimming and shearing confined to the dormant winter months and dispose of all clippings. These spores are released into the air in late winter or early spring where they land on any nearby photinia bush. Then it went whoosh and is now maybe 8ft tall. 8 Trees. Photinia x fraseri is a large, hybrid (P. glabra and P. serrulata), evergreen shrub that typically grows to 10-15' tall and as wide.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. A care appropriate to the species is rewarded with a photinia which has a high potential of resistance. 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. Photinias are large shrubs that grow well in the eastern portion of the United States. Here is the difference between varieties to make it easier when plant shopping online. Great many thanks for your help. In the case of this VERY easy large and fast growing shrub  as dovefromabove said, it won't want to be in a pot. 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. 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. A mixed hedge will be more resistant to photinia bush diseases if the susceptible shrubs are placed farther apart. In severe cases, spots grow until the entire leaf is weakened and falls off. Photinia x fraseri ‘Little Red Robin’ This is a dwarf variety of red tip photinia that grows to around 2 or 3 feet tall, with a similar-sized spread. Photinia serrulata NC State University and N.C. A&T State University work in tandem, along with federal, state and local governments, to form a strategic partnership called N.C. Diseases, pests, and problems with Photinia Although Photinia is very resilient and won’t often get diseased, sometimes the following may occur. Common Photinia Problems Photinia ‘Red Robin’ is generally a healthy plant and it is rarely seriously damaged by pests or diseases. 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. The only problem is there are over 60 species of Photinia so we stick to growing only the more popular varieties. To grow a magnificent ‘Red Robin’ Photinia Adding all-purpose fertilizer in spring will boost growth and make the leafage magnificent. Chinese photinia is a moderate to fast growing plant. 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. HOW TO PLANT A NEW RED ROBIN Follow the steps below to ensure your Photinia Red Robin is planted correctly and in the best position: However, Photinia Red Robin will be one of the least attractive to deer. s causing the leaves to go brown. Nevertheless, a photinia is not completely immune to diseases. First and foremost, rake up all fallen leaves, and if the shrub is already infected, remove all affected leaves and branches. Log in or register to join the conversation. A. If your Phontina Red Robin is several years old and has grown tall and skinny, or if you … The red tipped photinia disease follows a definite pattern or cycle and it is important to understand this cycle for the treatment of red tip photinia and disease eradication. Unhealthy roots are the problem. The main culprit among photinia bush diseases is Entomosporium mespili, the fungus that causes photinia leaf spot. This shrub generally grows anywhere from 10-15 feet tall and wide. Date: 9 September 2018: From: Jim C: QUESTION: I have just planted some red robin they are all about 3ft tall I mixed the soil with bone fish and blood should I keep them watered regularly or just when it is dry. 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. Culture: See Red Tip Photinia. The fungal spores spend the winter in fallen, infected leaves or in late emerging new growth. Young leaves and growth are the most affected. Red tip photinia disease can be devastating, but with diligence and good garden housekeeping practices, the fungus can be driven from your yard. Red Robin is a fast-growing, vigorous evergreen shrub, with attractive deep, glossy leaves. Hi there. That is a Red Robin photinia (Photinia x fraseri), also known by red-tip photinia. Brown spots or patches in the middle of the leaf usually means it's been waterlogged. ... Can you advise what will have caused this problem and whether there is anything I can do to save the plants. The first signs of photinia leaf spot are almost unnoticeable. That's why I have mine in partial shade snuggled hiding from winds whistling down the valley and behind a copper beech hedge. Red tip photinia are susceptible to cotton root rot (Phymatotrichum omnivorum)and this fungal disease is exacerbated by poor drainage.Damage from this root disease can lead to weakened plants that are subsequently more susceptible to problems such as leaf spot. … April 2018 edited April 2018 in The potting shed. 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. If Photinia are left unchecked the hedge can become leggy and sparse. The production of spores can be seen in the black blotches inside the circular damage. Damage from root diseases can weaken plants making them more susceptible to problems such as leaf spot fungus. Anything that's contained in a pot is going to be susceptible to that. It is ideal for container planting and can be perfect for growing in small gardens, on terraces, or balconies. ianmwiffen Posts: 3. This inability to move any great distance is also the reason photinia leaf spot may attack a shrub in one area of the yard while another area remains untouched. It is mainly fungal infections which lead to health problems. 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. I'll be very grateful for your advice. This is sometimes caught … I would recommend that you come by the Extension office with photos and a few shoots showing any problems with disease or insects. Red tip photinia breeding led to this fatal flaw: weak roots that are highly susceptible to root fungal diseases. Prized for their glossy green leaves, white flowers and red shoots, photinia plants are often planted as specimens or as hedges. During the spring, the photinia also has small white flowers that produce red fruits, that often last into the winter. Though if I had my time again I'd have a native shrub there instead. 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