Large to massive evergreen to semi-evergreen shade tree, Marginal and inconsistent (from year to year depending on the weather) golden yellow early winter color, Lateral Maintain the Arizona ash tree's health by providing regular water and fertilizer to prevent borer pest infestations. Even with removal of the infected branches the outlook for an Arizona ash infected with borers is grim. When the Arizona ash reaches a large size, severe breakage is common because multiple trunks often form on the tree which weaken the tree's base and cause a split to occur. Borers normally attack trees that have been weakened from lack of water or nutrients. Hardiness zones: Sunset 9, 12-24 USDA 9 (needs cold protection when young)-11. winter cold in Phoenix), upright and rounded, potentially Not for small residential sites. Cut the branches that are growing back towards the center of the tree. Disease and pests: None, appears resistant to ash decline. She writes for numerous online publications. The Arizona ash is highly susceptible to anthracnose, which is a fungal disease that affects the leaves of the tree and causes it to quickly loose foliage. The Arizona ash tree (Fraxinus velutina) is commonly called the velvet ash and can reach 50 feet in height. Flowers & fruits: Dioecious, flowers inconspicuous born on It is relatively short-lived, but may survive 50 years with proper care. Pronounciation: FRAX-i-nus UH-dee-ii Hardiness zones: Sunset 9, 12-24 USDA 9 (needs cold protection when young)-11. Remove all leave in the wintertime from the areas around the tree. Before planting a new ash tree, be sure your yard is big enough for such a large tree. Cut away all dead or damaged branches. Based in Oregon, Kimberly Sharpe has been a writer since 2006. Control the fungus by removing all the dead leaves that the fungus can flourish in. Prune enough limbs to allow light to reach the middle of the tree and the air to flow freely. The Arizona ash is highly susceptible to anthracnose, which is a fungal disease that affects the leaves of the tree and causes it to quickly loose foliage. Because of this, there are a wide variety of ash trees commonly found throughout Arizona. For additional lawn care service tips and questions, call at (602) 944-0421. Common: Shamel ash or evergreen ash Family: Oleaceae Origin: Mountain canyons of south-central Mexico just north of Mexico City into central America. massive and stout. tolerance and a wider canopy spread. Glossy dark green leaves. I live in Phoenix, Arizona (US). Form & Character: Briefly deciduous to evergreen tree (depending on Large Leaflets are ovate to lanceolate with serrate, sometimes revolute I have three Shamel Ashes in my yard, all planted at roughly the same time and all irrigated in the same way. Anthracnose will not kill the tree but it causes it to look unsightly. shamel ash tres. Removal of a large amount of unnecessary branches every year will prevent the Arizona ash tree from breaking when fully grown. Shamel ash trees (Fraxinus uhdei), also known as evergreen ash trees, originate in near-tropical areas of Mexico. To prevent this serious condition, early pruning during the tree's first 15 years of life is important. parks, commercial, large areas and mesic design themes. If anything, they have thinned. smooth when young becoming slightly rough with age; medium to medium coarse texture. and can kill young twigs, injured trees recover quickly. USDA 9 (needs cold protection when young)-11. Watering: Apply regular water throughout the year. My native soil is sand. buttress roots of mature specimens of Shamel ash can heave concrete. However, if you allow your ash trees that are not taken care can end up being an eyesore. So impressed over the past year I Landscape Use: Large to massive evergreen to semi-evergreen shade tree, separate trees in mid winter just before or at leaf emergence, Learn which plants thrive in your Hardiness Zone with our new interactive map! Unfortunately, the tree is also susceptible to pest borers which further weaken the wood and can cause the tree's untimely death. I got past the leaves turning brown but now they are yellowing. Remove all branches that cross each other. Looking for a fast growing shade tree in Phoenix? Scientific: Fraxinus uhdei Common: Shamel ash or evergreen ash Family: Oleaceae Origin: Mountain canyons of south-central Mexico just north of Mexico City into central America. Maintain the Arizona ash tree's health by providing regular water and fertilizer to prevent borer pest infestations. Pronounciation: FRAX-i-nus UH-dee-ii. Her writing has a strong focus on home improvement, gardening, parenting, pets and travel. Fertilize the Arizona ash in the spring, summer and fall using a 12-12-12 fertilizer. Follow the directions on the label for application. canopies can shade out Bermuda turf grass, Ergo, use as a lawn tree and/or around concrete walks and drives with discretion because of heavy surface roots and dense canopy shade. Pruning: Elevate canopy base, not as susceptible to trunk Removal of a large amount of unnecessary branches every year will prevent the Arizona ash tree from breaking when fully grown. When well cared for an Arizona ash tree provides great shade, and they are sure to improve your landscape. Well kept ash trees provide an outstanding addition to your Arizona landscape. Trunk tends to sunburn so painting trunk is suggested. Foliage/texture: Larger, pinnately compound green leaves, mostly 7, Anthracnose will not kill the tree but it causes it to look unsightly. The Shamel Ash is a great desert tree that can grow up to 40 feet in height. Arizona ash (Fraximus velutina) is an upright, stately tree with a rounded canopy of deep green leaves. Rake all leaves and twigs up under the Arizona ash tree regularly. scald like other Phoenix ash trees mainly due to greater heat The Arizona Ash tree, also known as Fraxinus velutina is a popular choice in the area because they can adapt well with the hot sunny environment. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Although ash trees are not particularly simple to care for, having a healthy ash tree is worth the effort. Moon Valley Nurseries. Height 25 to 30ft. Arizona ash reaches heights of 40 to 50 feet (12-15 m.) and widths of 30 to 40 feet (9-12 m.). Hardiness zones: Seasonal color: Marginal and inconsistent (from year to year depending on the weather) golden yellow early winter color. Maintain the Arizona ash tree's health by providing regular water and fertilizer to prevent bor… Damaged branches with borer infestation need to be promptly removed from the tree. Promptly dispose of the bags. Rake all leaves and twigs up under the Arizona ash tree regularly. However, according to Arboreal Tree Experts of Mesa, Arizona, "ash trees that are uncared for easily become an eyesore and much more likely to be host to various pests and tree diseases." margins, trunk and branches Even with removal of the infected branches the outlook for an Arizona ash infected with borers is grim. With 4 east valley locations our team can help you find the perfect trees … When the Arizona ash reaches a large size, severe breakage is common because multiple trunks often form on the tree which weaken the tree's base and cause a split to occur. fruit a winged achene, inconspicuous. The Arizona ash tree (Fraxinus velutina) is commonly called the velvet ash and can reach 50 feet in height. Control the fungus by removing all the dead leaves that the fungus can flourish in.