Fraxinus pennsylvanica is a medium-sized deciduous tree reaching 12–25 m (39–82 ft) (rarely to 45 m or 148 ft) tall with a trunk up to 60 cm (24 in) in diameter. At times, it weakens the tree to an extent that it becomes vulnerable to seasonal changes and infestation by pests. Green Ash (Fraxinus pennsylvanica) General Description A hardy, native, drought and alkali resistant medium to large tree. See more ideas about tree, tree identification, tree bark. The larvae kill ash trees by burrowing into them to feed on bark and, fatally, the thin, pipelike tissues that transport water and nutrients. Wild cherry tree bark is shiny and maroon, with ‘tiger’ stripes; often also deep grooves and lenticel strips. Green ash has a very large native range that extends through central and eastern North America. The bark is smooth and gray on young trees, becoming thick and fissured with age. The dark buds combined with red-tinged, ash-gray bark that is furrowed into a braided pattern make this tree ornamental in the winter. Bark. Treatment: Ensure that you maintain a sterile garden, especially during summers. Since the onset of Dutch elm disease, Green Ash has been over-planted in urban and conservation settings as a replacement for American Elm. The winter buds are reddish-brown, with a velvety texture. No need to register, buy now! Find the perfect ash tree bark stock photo. Leaf color is dark green above and light green beneath, turning yellow in the fall. Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. Ash is one of the most widely planted trees in Colorado, with most plantings involving various cultivars of green ash (Fraxinus pennsylvanica) or white ash (F. americana). A young ash tree has relatively smooth bark which turns into a raised, diamond-like pattern as it ages. Apr 6, 2018 - Explore Steve Ferrick's board "Tree Bark Identification" on Pinterest. It grows in USDA zones 4 through 9, rises to 80 feet (24 meters) with a spread of 70 feet (21 meters). One of the most common ash tree varieties in this country is the white ash, a large shade tree. Blue ash is equally tall and can be identified by its squared stems. The green ash genus name, Fraxinus, is from the Latin name for the Old World ash species. Ash tree bark is smooth and pale grey in saplings. Opposite, compound, 10" to 12" long, with 7 to 9 leaflets arranged pinnately; leaflets are 2" to 6" long and 1" to 2" wide, short-stalked, ovate to lanceolate, pointed at the tip, margin smooth or faintly toothed. Old bark peels off in ribbons. Its bark is generally a grey color, and green ash trees develop a green splotching of color on the trunk. green ash Oleaceae Fraxinus pennsylvanica Marshall symbol: FRPE Leaf: Opposite, pinnately compound with 7 to 9 serrate leaflets that are lanceolate to elliptical in shape, entire leaf is 6 to 9 inches long, green above and glabrous to silky-pubescent below. Remove the decaying parts and ensure that the mulch is placed at least 6 inches from the bark of the ash tree. With age, the bark develops shallow grooves, deep fissures and bosses. Common Ash Tree Varieties.