Its botanic name is Prunus Lusitanica. Description Originating in Spain & Portugal this broadleaf evergreen laurel is grown extensively in areas west of the Cascades as either a sheared hedge, as a single specimen plant, or as small garden tree if the lower limbs are removed. Most of the hedging plants sold in the UK come from the Common or Cherry Laurel group (Prunus laurocerasus) but Portugal Laurel also makes a dense, evergreen hedge. Copper fungicides were believed to control shot hole disease as well, but fungicides containing difenoconazole, tebuconazole, myclobutanil and triticonazole may provide better control of the disease, although usually they are not labeled for that use. Portuguese Laurel hedge (Prunus lusitanica) description Evergreen Prunus lusitanica displays pointed, glossy green leaves that contrast well with the maroon-purple stems. When treating for bacterial canker, apply fungicides in October, before heavy fall rains, and then repeat application in January. 2. Infections usually begin as water-soaked lesions, which eventually turn a tan color with yellowing halos around them. The fungi causing this disease thrive in humidity. Some have edible fruit in autumn, and a few species have ornamental bark Details P. lusitanica is a large evergreen shrub or small tree of spreading habit, the dark red shoots bearing deep green ovate leaves. Shot hole disease is caused by the leaf spot pathogens Stigmina and Eupropolella. The disease is more rampant on poorly pruned specimens. These diseases are popular in Laurel plants. Botanical name. The beautiful Portuguese Laurel hedge is a popular choice for those wanting a dense hedge that is easy to maintain. The disease is more serious on plums and cherries, but also attacks pears and other members of Rosaceae including peach, apricot, nectarine, almond, hawthorn, blackthorn, rose and Portuguese laurel. Topiary standards are excellent for formal design. However, before this happens the top of the laurel will start to drop leaves and branches. Species. Diseases of Laurel Laurel are very easy to grow and, generally, disease-free. He is remarkable not only because of the breadth of his view of history but for his attempt to ground his … You can use environmentally friendly agents based on soft soap or … Looking for Portuguese Laurel, also known as Portugal Laurel, for your garden landscape? Irene2 . See pictures. The fungal disease is caused by the fungus Raffaelea sp.. Native to the Mediterranean region, this cherry laurel excels in drier environments and those with sandier or clay-heavy soils. Foliage – evergreen Flowering – spring Fruits – fall (inedible). I have both Prunus Otto Luyken and Skip Laurel and they have some disease that is causing leaves and branches to wither and die or to cause "holes" to appear in the leaves. Phytophthora creates rot both at the top and the bottom of the laurel plant. Dispose of the debris rather than allowing it to fall to the ground or composting. He lives in the moshav (agricultural cooperative) of Mesilat Zion (founded on Bayt Mahsir, a “depopulated” Palestinian village). Both container- and field-grown laurel can develop symptoms. In the summer, small fragrant white flowers appear on this Laurel hedging, followed by red berries in the autumn that soon turn black. The hardy Portuguese laurel (Prunus lusitanica) is perfect for hedging and topiary. While laurel shrubs grow vigorously and tend to choke out most problematic plant invaders that might interfere with their health, they can be susceptible to infections and diseases. Laurel wilt is a highly destructive disease of the plants in the laurel family. Prunus lusitanica. But it does not tolerate soggy soil. Identify which insect has been munching on your bay laurel's leaves, and you'll have much better idea of how and when to kill them. Height – 6½ to 20 feet (2 to 6 meters) Exposure – full sun. Symptoms Necrotic leaf spots with circular to irregular margins. Cercospora leaf spot is found on almost all mountain laurels. 1 Sep, 2011 . Our protagonist is an evergreen tree of the genus Prunus known as lauroceraso from Portugal, Portuguese laurel or parrot native to southwestern France, Spain (except the Balearic Islands), Portugal (including Madeira and Azores) and Morocco. Name – Prunus lusitanica Family – Rosaceae Type – shrub, bay. A broadly-spreading tree with glossy dark-green leaves and small cream flowers in spring on red twigs followed by black berries. While laurel shrubs grow vigorously and tend to choke out most problematic plant invaders that might interfere with their health, they can be susceptible to infections and diseases. Laurels are a popular plant for screens, privacy hedges and general landscaping. It grows to a … Prunus lusitanica, commonly known as Portugal laurel, is a densely branched shrub that grows up to 20 feet tall or a multi-trunked tree growing up to 30 feet tall. Some growers have observed that plants are more susceptible to symptom development when grown in containers. Plan the perfect garden with our interactive tool →. These ailments generally manifest as small, spotty discolorations on the leaves of laurel bushes. When treating bacterial canker, prune small branches with cankers, and remove cankers on large limbs by cutting off the bark surrounding infected regions. Diseased Portuguese laurel leaf (Prunus lusitanica). To control this infection, prune affected foliage and limbs as soon as the symptoms appear, then treat your laurel with a fungicide containing Mancozeb or fixed copper. The areas around these holes may be purple, black or brown. Occasionally Laurel suffer from diseases that can spoil the look of the leaves but rarely threaten the life of the plant. 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