Fraxinus uhdei sometimes called Shamel Ash is a tree that is not native to California. Majestic Beauty is a compact species, growing to a height of about 40 feet, and more heat tolerant than the original, growing in USDA zones 9 to 11. The Floridata website states the rich lands these trees existed on gave way to farmland, so now most white ashes reach only around 70 feet. It has gone from bad to worse. Vascular diseases in trees tend to be more serious, as the problem lies within the interior of the tree--in its vascular system--instead of on its exterior. Though drought tolerant, shamel ash does best in a well-draining, moist soil. The tree is notable for its showy leaves, which may be up to 11-inches long and lined with up to 9 leaflets. They have a fast growth rate so you will not have to wait too long to enjoy the benefits of a mature Shamel Ash tree. The feasibility of treating a tree for any of these diseases depends on how advanced the condition is, the age of the tree and its value to the landscape. There are over 60 ash tree species— the white ash being the largest of the family. It can tolerate brief periods of temperatures as low as 20 degrees Fahrenheit, though it may drop leaves or suffer some branch dieback. Identifying Insect Damage on Ash Trees. Attacks by insects may be controlled with a systemic pesticide such as Bayer Tree and Shrub Protect and Feed. Shamel Ash (Fraxinus uhdei): These trees are a favorite throughout Southern California and the Southwest, where they are prized for growing a large canopy that can cast a considerable amount of shade. Ash Trees, Diseases, and Pests. The problem is they have no documented history of working. Caring for Your Ash Tree. 1. Besides being plentiful, urban ash—also known as Shamel or evergreen ash—sounds great as a tonewood and is a joy to work with. Other Ash Tree diseases and Pests include: Banded ash clearwing; Ash flowergall mite; Ash rust; Powdery mildew; Ash Anthracnose; Cankers; Butt rots; Root rots; Many of these insect and ash tree disease conditions can weaken the tree and lead to tree death if not treated. Once the tree reaches mature size, it will cast dense shade in the yard. They will reach 25 ft. with a 15 ft. spread within ten years, eventually reaching 80 ft. tall with a 60 ft. spread. Karen Carter spent three years as a technology specialist in the public school system and her writing has appeared in the "Willapa Harbor Herald" and the "Rogue College Byline." She has an Associate of Arts from Rogue Community College with a certificate in computer information systems. It was doing well, but all of sudden, and I mean in this last year since winter, it tried to green up after losing its leaves. Do not cut back the leader, the strongest upright branch. This species of ash can eventually grow up to 80 feet tall and is extremely hardy against tree infections and pest infestations. Moist to Dry Soil. The ash tree is a strong, medium to very large tree, depending on type, and a relative of the olive tree. These low-maintenance trees grow about 36 inches each year with good care. Singleleaf ash – Fraxinus anomala 2. Shamel ash does best in full sunlight, though young specimens can tolerate some shade. Fraxinus is a genus of flowering plants in the olive and lilac family oleaceae. Well adapted to the Phoenix climate, this is one of the best trees you can grow. Posted on: May 29th, 2014. 4:08. If you suspect a problem with your ash trees, call a SavATree certified arborist right away for an evaluation and treatment options. Fungal leaf diseases such as rust, leaf spot and anthracnose mar the beauty of the tree's leaves and can lead to leaf loss. I noticed the leaves curling and getting brown a few months ago. If the weather turns hot and dry, water more often. Shamel ash trees do best in partial to full sun, so they will make a great shade tree once they reach maturity. It was planted when we bought the house. Its symptoms include suspended growth of the tree and dieback (thinning of the foliage). Regular watering will help the shallow-rooted tree develop a deeper, more substantial root system. Anthracnose, which occurs primarily in the spring, causes brown spots, leaf distortion and leaf drop. For this reason, ash trees are at risk of extinction in Europe. During the early spring season, infected ashes might show brown patches developing on … A native to Mexico, this sun-loving, fast-growing tree can grow up to 40-feet tall and wide in just 20 years. Sunset Zones 9 and 12 - 24. The ash tree is a handsome, native, deciduous tree. Planting Location Shamel ash trees (Fraxinus uhdei), also known as evergreen ash trees, originate in near-tropical areas of Mexico. A native of Southern California and Mexico, shamel ash will produce its best growth in U.S. Department of Agriculture plant hardiness zones 8 to 10. Michelle Wishhart is a writer based in Portland, Ore. She has been writing professionally since 2005, starting with her position as a staff arts writer for City on a Hill Press, an alternative weekly newspaper in Santa Cruz, Calif. An avid gardener, Wishhart worked as a Wholesale Nursery Grower at Encinal Nursery for two years. The Shamel Ash, also known as the 'Evergreen Ash', is a favorite waterwise, fast-growing shade tree perfect for just about any landscape in Southern California and low-elevation deserts. The bark is rough gray-brown and fissured, and the shoots are velvety-downy. DD Blanchard Magnolia vs. Edith Bogue Magnolia, Full Sun or Shade for a Crimson Queen Maple, Characteristics of a Leyland Cypress Tree, Desert Tropicals: Shamel Ash, Tropical Ash (Fraxinus Uhdei), Cal Poly San Luis Obispo: SelecTree Evergreen Ash Fraxinus Uhdei, Monrovia: Majestic Beauty® Evergreen Ash Fraxinus Uhdei 'Monus', The Connecticut Agricultural Experiment Station: Ash (Fraxinus). Scratch 10-10-10 granules into the top inch of soil with a rake. Use the recommended amount on the fertilizer package. Trees grown in good cultural conditions are more likely to have a healthy canopy of foliage. Choose a site that is protected from summer winds, since hot winds burn the glossy, dark-green leaves. It is widely planted as a shade tree where summers are long, hot and dry and where soils are alkaline. Moisture stress can cause trees to become more susceptible to diseases. Ash trees are one of the most widely planted trees in Colorado. 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