Native Range. This seedless... ‘Patmore' - Is a newer cultivar than ‘Marshall's Seedless.' For general undergraduate student information, contact Dr. Rick Durham at (859) 257-3249, or rdurham@uky.edu. Site Requirements: Native to Iowa, ash trees grow best in full sun and moist, well-drained soils. Male flowers of green ash are susceptible to a gall-forming mite that produces large brown galls that are often mistaken for seeds. About 40% of boulevard trees in Edmonton, Alberta are green ash. It grows predominantly in moist bottomlands. Green Ash Twigs - Photos by Paul Wray, Iowa State University, Green Ash Fruit - Photo by Paul Wray, Iowa State University, Green Ash Flowers - Photo by Paul Wray, Iowa State University, Green Ash Leaves - Paul Wray, Iowa State University, Agriculture and Natural Resources Extension, Iowa State University Extension and Outreach, ISU Extension and Outreach Availability: Generally available in many areas within its hardiness range. The Kentucky champion tree is in Estill County and is 150 feet tall. Habitat: Grows on the edges of moist woods. Green ash has a very large native range that extends through central and eastern North America. Green ash is the fastest growing of the ashes, attaining heights of 50 to 70 feet. Photo © Nate Martineau, CC BY 4.0. Branches are stout, round, green and smooth to hairy when young, becoming smooth and turning ash-gray with age with half circular leaf scars. Mature Shape: Slightly pyramidal, upright with a rounded crown. ‘Summit' - Upright form with leaves that are not as glossy and dark as those of ‘Marshall's Seedless.' An Equal Opportunity University. It is native to all of Iowa. Site design : Academic Web Pages. https://entomology.ca.uky.edu/entfact/kentucky-emerald-ash-borer-eab-res... ‘Marshall's Seedless' or ‘Marshall' - Was the most commonly used green ash cultivar for many years. Leaf… That means that the leaflets are arranged in rows on opposite sides of the central “stem” (rachis) of the leaf. The bark is ashy-gray or gray-brown, furrowed, with narrow interconnecting ridges enclosing diamond-shaped spaces. All rights reserved. Wildlife Habitat Programs and Consultation. The leaflets are long-pointed at the tip with a tapering base. It is very popular due to its good form and resistance to disease. Description. How to Manage and Identify Green Ash Specifics of the Green Ash. It turns a golden yellow in the fall. Green ash is characterized by having opposite, pinnately compound leaves with 5 to 9 leaflets (usually 7). Box elder (Acer negundo) is the only common non-ash, pinn… Green ash is often planted in spoil banks after strip mining has been completed. Like white ash, its wood is hard, tough, and relatively straight grained and used for a variety of products from tool handles to furniture to pallets. Has good yellow fall color. The leaves are 10 to 12 inches in length with individual leaflets 2 to 6 inches long. Send mail to cgcass0@uky.edu with questions about this site. Since the onset of Dutch elm disease, Green Ash has been over-planted in urban and conservation settings as a replacement for American Elm. Green ash (Fraxinus pennsylvanica) is one of our most adaptable native trees. Ames, IA 50011, Iowa State University | PoliciesState & National Extension Partners. Copyright 2020, University of Kentucky, College of Agriculture, Food and Environment. For graduate student information, contact Dr. Doug Archbold at 859-257-3352, or darchbol@uky.edu, Green Ash - Fraxinus pennsylvanicaOlive Family (Oleaceae). The leaflets are dark green and glossy on the upper surface, while lighter green below. Popular ones include: The green ash genus name, Fraxinus, is from the Latin name for the Old World ash species. The leaflets grow in a long oval shape with a tapering base. It does however, grow remarkable well on a wide variety of sites and if often found as a common tree of wood edges on upland sites. The leaflet stalks are 1/16 to 3/16 inches in length, often with a slight winged appearance. WARNING: Some websites to which these materials provide links for the convenience of users are not managed by the University of Kentucky. 339 Science II Green Ash Tree - Photo by Paul Wray, Iowa State University. Green ash is not as common as white ash in Kentucky, but it does occur throughout the state. This hardy shade tree has been a popular choice due to its fast growth, nice shade, and ability to adapt to a range of soil conditions.

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