This fast-growing, deciduous tree reaches thirty to forty-five feet and spreads twenty-five to forty-five feet or more, depending on conditions. Characteristics; Category: Tree: Size: 45' x 45' Flower Color: Flower Season: Exposure: Full Sun: Water: Occasional: Growth Rate: Fast: Hardiness: 10°F: Notes: Description. It is also a great shade tree and privacy screen, and adds a nice touch of deep green color and a delicate, airy feel into the garden. Fraxinus velutina is a small deciduous tree growing to 10 m tall, with a trunk up to 30 cm diameter. Copyright Leaf Group Ltd. // Leaf Group Lifestyle. Borers will kill a tree, thus ending the possibility of a long lifespan. The lovely insect, called the emerald ash borer, enters ash trees and eats away the nutrient-rich layer of wood just under the bark, felling the tree within one to five years. Young saplings tolerate wind and atmospheric pollution. Fraxinus velutina is a small deciduous tree growing to 10 m tall, with a trunk up to 30 cm diameter. The insect is moving quickly across the ash tree range, and it has destroyed more than 25 million ash trees. The Arizona ash tree has many positive features, but along with those come some drawbacks. The Arizona Ash tree (Fraxinus velutina) is common in Arizona, and many other species of ash tree grow well in Arizona. This stress and weight creates a weak point in the tree, and can cause limb failure/limb breakage. When main limbs are lost, the canopy or crown of the tree is diminished due to the loss of branches--the tree is no longer aesthetically pleasing, and it no longer provides the shade that it once did. Below the photos is information on different types of ash trees, including facts about the ash tree species, planting information, and close up colorful ash tree images.. She currently divides her life between San Francisco and southwestern France. The bark is rough gray-brown … The Blue Ash and Black Ash trees are considered rare. Old Tjikko Old Tjikko trees are mostly found on Fulufjallet Mountians of Dalarna, Sweden. The weakening of the tree then leads to a shorter life expectancy; instead of living from 20 to 30 years it may only live from about 15 to 20 years. The life of its trunk is … Both the white ash ( Fraxinus americana) and the green ash (Fraxinus pennsylvanica) are easy-care shade trees that top out between 70 and 80 feet tall. Once a limb breaks off the site of the break begins to decay, and this makes the tree even weaker. According to GardeningKnowHow, “ Young Arizona ash trees display smooth, light gray bark that turns rougher, darker, and more textural as the tree matures. This stress and weight creates a weak point in the tree, and can cause limb failure/limb breakage. has plummeted recently from hundreds of years to so few you can count them on your fingers. The average life span of the green ash was 120 years; its maximum longevity about 175 years. Those cultivating ash trees in the 20th century were cautious to get them positioned carefully on planting, knowing that the trees live hundreds of years. 1. Wildlife centers will stash away the seeds at optimal conditions until such time as a solution to the borer problem is discovered. The trunks all stem from the main trunk, and they all originate from the same location on the main trunk, which makes the tree weak. Ash Tree Facts. Fraxinus velutina, the velvet ash, Arizona ash or Modesto ash, is a species of Fraxinus native to southwestern North America, in the United States from southern California east to Texas, and in Mexico from northern Baja California east to Coahuila and Nuevo León. In 2002, disaster struck the ash tree in the form of a shiny, iridescent green beetle, believed to have hitchhiked into Michigan in wooden pallets from Asia. When a tree has several trunks growing out of the same point on the main trunk, it creates a stress point due to the heaviness of the limbs and branches. The ash tree is a common sight in North America, and its native range extends over the eastern two-thirds of the continental United States and Canada. This valuable and useful information that can help you to learn more about the ash and help you identify the ash tree.. Verticillium wilt is a systemic disease caused by a soil-borne fungus, that attacks a variety of trees and shrubs (there are also many species that are immune to the disease such as honeylocust, hickory, oak, sycamore, and walnut to name a few). Ash trees are deciduous, which means they shed their leaves at the end of the growing season. Its life expectancy is directly related to its structural integrity. On the other hand, if the tree is maintained well through pruning, and you have used braces or cables to support any branches that are showing signs of stress, weakness or overload, the Arizona ash tree can have a life expectancy of up to 50 years. Will Lilac Borers Affect Other Shrubs & Plants? They grow fast and offer lots of lovely shade. The poor structural integrity is due to the many upright trunks that the tree develops. Ash Tree Facts. As the tree grows pay attention to its branch structure, pruning away any crossover branches, and weak or multiple trunks as they develop. Plan the perfect garden with our interactive tool →, United States Department of Agriculture: Fraxinus velutina, Austin Tree Experts – Tree Blog: All About Arizona Ash, University of Minnesota: Verticillium Wilt of Trees and Shrubs, Colorado State University: Shade Tree Borers. Once they have entered the tree there really isn't much that you can do about it. All Rights Reserved. It can live up to 50 years with the right tree maintenance and care. From Alaska to California, from France's Basque Country to Mexico's Pacific Coast, Teo Spengler has dug the soil, planted seeds and helped trees, flowers and veggies thrive. The Arizona ash is susceptible to this disease – and is yet another factor that can lower its life expectancy. The estimated life of Old tjikko tree is around 9,558 years. States such as Texas, with high native ash populations, are organizing ash tree seed collection efforts. The branches develop in opposite pairs from the trunk, similar to maple and dogwood trees. Below the photos is information on different types of ash trees, including facts about the ash tree species, planting information, and close up colorful ash tree images.. Ash trees are deciduous, which means they shed their leaves at the end of the growing season.