Arizona's premier plant nursery & landscape design The Shamel Ash is a great desert tree that can grow up to 40 feet in height. If anything, they have thinned. In the spring and fall … I have three Shamel Ashes in my yard, all planted at roughly the same time and all irrigated in the same way. in ten years. Trunk tends to sunburn so painting trunk is suggested. Shamel Ash Fraxinus Uhdei Rapid growing semi-deciduous. Healthy ash trees are large and beautiful, but take a bit of care and effort to maintain them. The company’s Builder’s Edition 324ce is made from urban ash supplied by West Coast Arborists, who cut roadside trees throughout California and Arizona. Native to southwestern U.S. and Mexico, these Arizona Ash trees, Fraxinus velutina, are deciduous so that they can let the warmth of the sun in during the winter and cast a wide umbrella of shade just in time for the summer! I live in Phoenix, Arizona (US).. Height 25 to 30ft. They grow fast and offer lots of lovely shade. Glossy dark green leaves. When trees have poor environmental conditions, it increases their vulnerability to these type of issues, making it important to maintain the tree’s defense with proper fertilizing and watering. The recommended water schedule for ash trees is once every seven to 10 days during the summer to a depth of 24 to 36 inches. However, Arizona ash trees have been lucky enough to evade this issue, so far. They are deciduous trees and most the time will lose their leaves in the winter. Despite professional care they haven't shown any substantial growth in over a year. You can learn more regarding the emerald ash borer at Emerald Ash Borer . The Arizona Ash tree (Fraxinus velutina) is common in Arizona, and many other species of ash tree grow well in Arizona. Besides being plentiful, urban ash—also known as Shamel or evergreen The University of Arizona Cooperative Extension, Yavapai County, Backyard Gardener In the summer of 2009, I was called by municipal landscape professionals to look at some ash trees with unusual symptoms in Prescott Valley.