kills The bark is ashy gray with flat-topped ridges separated by diamond-shaped fissures. Click on images of American Elm to enlarge. When sited in an open area, the tree tends to fork near the ground and develop an arching crown. It is hardy to zone (UK) 3 and is not frost tender. It is hardy to zone (UK) 3 and is not frost tender. trunks of 2-4 feet in diameter. Cooperative Extension prohibits discrimination and harassment on the basis of race, color, national origin, age, sex (including pregnancy), disability, religion, sexual orientation, gender identity, and veteran status. The American elm is highly susceptible to DED and elm yellows. Ulmus americana var. The American elm is a beautiful shade tree with an urn shape typical of elms and a fibrous root system that makes it easy to transplant. American elm bark identification. Trunks on older trees could reach to seven feet across. Ulmus americana L.. American Elm. American Elm1 Edward F. Gilman and Dennis G. Watson2 INTRODUCTION This native North American tree grows quickly when young, forming a broad or upright, vase-shaped silhouette, 80 to 100 feet high and 60 to 120 feet wide (Fig. Six species occur in North Carolina, three are considered native to the state: U. alata (Winged elm), U. americana (American elm), and U. rubra (Slippery elm). and purple-brown in color and emerge, Fruits: Suitable for: light (sandy), medium (loamy) and heavy (clay) soils and prefers well-drained soil. can be 60-100 feet. It is also a host plant for Red Spotted Purple butterflies. Ulmus americana is a deciduous Tree growing to 25 m (82ft) by 25 m (82ft) at a medium rate. Native Introduced Native and Introduced. It is responsible for, millions of Many trees were killed by Dutch elm disease, an introduced fungal disease spread by bark beetles, but the population seems to have recovered and American Elm is currently quite common. Ulmus americana Figure 1. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. Adult Question Mark butterflies feed on rotting fruit, tree sap, dung, and carrion only visiting flowers for feeding when absolutely necessary. through small wounds caused by beetles. The outer bark is a useful character to separate these two species. It occupies a wide range of sites, though typically a tree of the bottomlands, and grows to be one of the largest trees in the state. Divided into flat braided ridges, generally firm, but tends to come off in flakes on old trees. The bark of American elm is gray, in cross-section with alternating brown and white layers, grooves deep, ridges flattened with thin closely pressed scales. Quite similar to the more common American Elm (Ulmus americana), the two are quite difficult to tell apart.There is no difference in the mucilage of the twigs or leaves, as far as I can tell. Trunks on older trees could reach to seven feet across. The outer bark is a useful character to separate these two species. Eastern North America; Newfoundland to Manitoba, Florida and Texas. Ulmus americana (bark)‎ (7 F) Ulmus americana (leaves)‎ (12 F) V Ulmus americana 'Valley Forge'‎ (1 F) Pages in category "Ulmus americana" This category contains only the following page. The Plants Database includes the following 14 species of Ulmus . http://commons.wikimedia.org/wiki/File:Img_ulmus_americana_2209.jpg . In North Carolina, fruits are available from March to April. Ulmus americana, commonly called American elm, is a medium to large deciduous tree, typically growing to 60-80’ (less frequently to 130’) tall with a vase-shaped, broad-rounded crown.It is native to eastern and central North America. a distinctive arching canopy. Wisconsin River, southwestern Wisconsin, USA. margins. In North America, there are three species of elm bark beetles: one native, Hylurgopinus rufipes ("native elm bark beetle"); and two invasive, Scolytus multistriatus ("smaller European elm bark beetle") and Scolytus schevyrewi ("banded elm bark beetle"). Elm. Elms that are naturally growing and, reproducing The tree produces a flattened samara with a hairy margin. Photo about American Elm bark on mature tree trunk growing in Rockford Illinois 822918 Ulmus americana. Ulmus americana L. var. In the 1800 and 1900s, growing US cities planted American elms as street trees for their graceful shape and tendency to form “living tunnels” over streets. and wilting of leaves. Phloem necrosis, disease caused by a phytoplasma that attacks the food-conducting tissue of this tree, usually resulting in a loosening of the bark, wilting, defoliation and death. species is tetraploid (having a double, Dutch Ulmus rubra is sometimes confused with U. americana when collected later in the growing season (i.e., when vegetative). The inner bark is tough and can be twisted into fibers and made into a rope. Older trees sometimes develop buttresses that expand their base. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. Saskatchewan, http://plants.findthedata.org/sites/default/files/958/media/images/American_Elm_Ulmus_americana_Plant.png, Size Trees have Various wilts, rots, cankers and leaf spots may also occur. Scientific name: Ulmus americana Pronunciation: UL-mus uh-mair-ih-KAY-nuh Common name(s): American elm Family: Ulmaceae USDA hardiness zones: 2A through 9B (Figure 2) Origin: native to the eastern half of the United States, in addition to adjacent Canadian provinces UF/IFAS Invasive Assessment Status: native Uses: reclamation; urban tolerant; specimen In the 1800 and 1900s, growing US cities planted American elms as street trees for their graceful shape and tendency to form “living tunnels” over streets. Bark color and texture The dark gray bark is ridged and furrowed. The American elm (Ulmus americana), with its large size and outstanding arching umbrella habit, was long considered the ideal street tree.Hardy and tolerant of urban conditions, it was planted by millions across North America and the “tree-lined street” many of us have in our imagination are of those endless rows of American elms. Disease resistant elms in Ohio and the, http://www.clemson.edu/public/naturalist/2011_upstate_master_naturalist_class/pdf/three_tragedies.pdf, http://en.wikipedia.org/wiki/Ulmus_americana, http://na.fs.fed.us/spfo/pubs/pest_al/ded/elm.pdf, http://www.illinoiswildflowers.info/trees/plants/am_elm.html, Carley, Bruce. Plant Profile. Environmental Horticulture, March 2005, American Elm - Ulmus americana. These will appear as summer adults from May-September, laying eggs that then develop into the winter adult form. The species is hermaphrodite (has both male and female organs) and is pollinated by Wind. The American elm has rough-textured, ovate-elliptic, dark green leaves (4 to 6 inches long) with toothed margins, asymetrical bases, and a long, slightly curved point. Insect visitors include borers, leaf miner, beetles, mealy bugs, caterpillars and scaleis. in the 1930's. In addition, users can learn about the location of vouchered specimens and see images to get a better visual for each plant. The outer bark of U. rubra has contrasting light and dark layers when viewed in cross-section, that of U. americana does not. Ulmus rubra is sometimes confused with U. americana when collected later in the growing season (i.e., when vegetative). Its large, dark green foliage forms a dense canopy turning yellow in fall. Horticultural Research Institute, Washington, D.C. , March 2005, In Missouri, it typically occurs in low moist ground and along streams throughout the state (Steyermark). floridana (Chapm.) Range Figure 3. bark : Ulmus americana is a tree with alternate, simple leaves. openings and borders. In North Carolina, flowers are available from February to March. Close up of tree bark, American Elm (Ulmus americana L. Ulmus minor, Field elm, flowering tree. Botanical Name: Ulmus americana and Form: Trees americana; Phonetic Spelling ULM-us a-mer-ih-KAY-nah ... Insects, Diseases, or Other Plant Problems: Dutch elm disease, a fatal fungal disease spread by airborne bark beetles, attacks the water-conducting tissue of the tree, resulting in wilting, defoliation and death. American elm Ulmaceae Ulmus americana L. symbol: ULAM Leaf: Alternate, simple, ovate to oblong, 3 to 5 inches long, 1 to 3 inches wide, margin coarsely and sharply doubly serrate, base conspicuously inequilateral, upper surface green and glabrous or slightly scabrous, paler and downy beneath. Schmidt, J. Frank & Warren, Keith. It has a colorful trunk with orange patches that appear as the older bark flakes away. Evaluation of 19 General Information. Horticultural Research Institute, Washington, D.C. It tolerates urban conditions. Populations in the United States have been decimated by Dutch elm disease. tree into the roots of nearby, Restoration Painted Lady (Vanessa cardui) and Red-spotted Purple (Limenitis arthemis astyanax) rarely use this host plant in North Carolina. water elm, white elm. Image of ulmus, bark, ulmaceae - 198079976 Habitat: Swamps, bottomland forests, moist slopes, especially on relatively or strongly nutrient-rich substrates. Ulmus L. (Ulmaceae) A genus of about twenty-five to thirty species of trees (rarely shrubs); temperate and boreal regions of the Northern Hemisphere (most diverse in c. and n. Asia). It has dark gray, ridged bark and elliptical leaves. alternate, 7-20 cm long with, double-serrated wyu:9809. uri: ulmus_americana_leaves_and_bark.jpg. Leaf—Ulmus americana: American elm Figure 4. Each fruit of an elm consists of a single seed, surrounded by a flat, papery wing-like border. Full sun (6 or more hours of direct sunlight a day), Partial Shade (Direct sunlight only part of the day, 2-6 hours), 2a, 2b, 3a, 3b, 4b, 4a, 5b, 5a, 6b, 6a, 7b, 7a, 8a, 8b, 9b, 9a. When sited in a dense forest, the tree tends to have a narrow crown and a long, clear bole. Habitat: Swamps, bottomland forests, moist slopes, especially on relatively or strongly nutrient-rich substrates. Princeton Elm Ulmus americana ‘Princeton’ Description & Overview Princeton Elm is an American Elm selected for its vigorous, upright symmetrical habit. Questionmark butterflies have an interesting life cycles: overwintered adult Question Mark butterflies lay eggs from spring until the end of May. In early spring, before the new leaves unfold, the rather inconspicuous, small, green flowers appear on pendulous stalks. Herb: American Elm Latin name: Ulmus americana Synonyms: Ulmus floridana Family: Ulmaceae (Elm Family) Medicinal use of American Elm: An infusion made from the bark has been used in the treatment of bleeding from the lungs, ruptures, coughs, colds, influenza, dysentery, eye … The tree is in Central Park, New York City, and has an identification plaque. Bark: ashy gray, narrowly fissured, and flaking or peeling into small, scaly plates Pruning requirement: needed for strong structure Breakage: susceptible to breakage Current year twig color: brown Current year twig thickness: thin Wood specific gravity: 0.50 Figure 2. 2 cm long samara (a winged, simple dry the American Elm. fungal disease was, introduced tolerant of the fungus  has utilized, American Ulmaceae -- Elm family. Ulmus thomasii is distributed throughout the state, but is far less common than U. americana. Range Figure 3. floridana (Chapm.) SPECIES: Ulmus americana GENERAL BOTANICAL CHARACTERISTICS : American elm is a deciduous, fast-growing, long-lived tree which may reach 175 to 200 years old with some as old as 300 years [ … Raymond Guries: Identity Top of page Preferred Scientific Name. Elm Disease: This form a strategic partnership called N.C. Leaf or needle arrangement, size, shape, and texture. The American Elm is botanically called Ulmus americana. Ulmus americana is a deciduous Tree growing to 25 m (82ft) by 25 m (82ft) at a medium rate. The tree often is found growing in rich soils. Dark green in summer, changing to … Within the natural range of Ulmus americana, the climate varies from warm and humid in the southeast to cold and dry in the northwest. American Elm deaths. are efforts underway, to restore It prefers rich, moist loams and adapts to both wet and dry sites. Ulmus americana can be pruned and kept at shrub size by cutting them to the ground in the fall every 2 to 3 years. Thanks to the plant cloning work of tree geneticist, Alden Townsend, the prognosis for Ulmus americana is now good.In the late 1990s, approximately 25 years of work with U. americana came to fruition when the announcement was made that Townsend had succeeded with two new strains: American elm tree clones resistant to Dutch elm disease became a reality. Click on a scientific name below to expand it in the PLANTS Classification Report. Ulmus americana, commonly called American elm, is a medium to large deciduous tree, typically growing to 60-80’ (less frequently to 130’) tall with a vase-shaped, broad-rounded crown.It is native to eastern and central North America. Ulmus americana Elm family (Ulmaceae) ... On young trees, trunk bark is gray and slightly rough overall, but it often has irregular longitudinal stripes that are colored black and white. This native North American tree grows quickly when young, forming a broad or upright, vase-shaped silhouette, 70 to 90 feet high and 50 to 70 feet wide. Slippery elm (Ulmus rubra Muhl.) The fungus enters the, tree Wetland Status. The flowers give way to single-seeded wafer-like samaras (each tiny seed is surrounded by a flattened oval-rounded papery wing). Red Elm (Ulmus rubra) can be distinguished by its round, button-like flower clusters with stalkless flowers, seeds with short, soft hairs across its surface but not around the edges, leaves that are rough on both surfaces with veins that fork near their tips, especially on the upper half, and bark that is not strongly banded in cross section. Classification. American Elm (Ulmus americana) Click here to play description . Winter temperatures can fall as low as -18°c (with extremes down to -40°c) in the north of its range, whilst in the far south even mild frosts are very rare. It also occurs, Range: Central and Eastern Ulmus L. (Ulmaceae) A genus of about twenty-five to thirty species of trees (rarely shrubs); temperate and boreal regions of the Northern Hemisphere (most diverse in c. and n. Asia). The base of the, Flowers: The two sides of the leaf base are often asymmetrical. Journal of These include the following: 'Jefferson', 'New Harmony', Prairie Expedition®, 'Princeton' , and 'Valley Forge'. Read our Commitment to Diversity | Read our Privacy Statement. On older trees, trunk bark is gray and more furrowed. The winter adults appear in late August and shelter for the winter starting the cycle all over again. Alternate, oval, pointed leaves have doubly toothed margins. The seeds are eaten by songbirds and small mammals. U. Ulmus americana; Media in category "Ulmus americana" … Ulmus americana, or American Elm, is a deciduous tree, native to North Carolina, that can grow to 80 to 100 feet tall with a trunk diameter of 2 to 5 feet. local: isbn: issn: http://hdl.handle.net/10176/wyu:9809 American elm clones for tolerance to Dutch Elm Disease. http://www.elmpost.org/. it can be found in swamps, bottomland forests, moist slopes, and in areas with especially nutrient-rich soils. A tree up to 120 ft high, with a trunk 6 ft or more in diameter, forming in isolated positions a wide-spreading head of branches gracefully pendulous at the ends, the whole as much in diameter as the tree is high; bark ashy grey, furrowed; winter buds ovoid, acute or bluntish; young shoots slender, at first downy. These include the following: 'Jefferson', 'New Harmony', Prairie Expedition®, 'Princeton' , and 'Valley Forge'. English: Bark of the American elm (Ulmus americana). This plant supports the following larvae: Painted Lady (Vanessa cardui), Eastern Comma (Polygonia comma), Mourning Cloak (Nymphalis antiopa), Question Mark Butterfly (Polygonia interrogationis). http://commons.wikimedia.org/wiki/File:Img_ulmus_americana_2209.jpg, Leaves                         Bark                 Fruits, http://commons.wikimedia.org/wiki/File:Ulmus_americana_JPG1F.jpg, http://commons.wikimedia.org/wiki/File:ElmBark.jpg, Fruits photo: Steve Hurst @ USDA-NRCS PLANTS Database. Slippery Elm is a fairly common medium-large tree, named for its mucilaginous inner bark. Plantae>Magnoliophyta>Magnoliopsida>Urticales>Ulmaceae>Ulmus americana L. American Elm is a common large tree of bottomland forests. Noteworthy Characteristics. http://commons.wikimedia.org/wiki/File:Img_ulmus_americana_2209.jpg . Tree bark texture with detail of moss and lichen on wooden fence. Newer selections of Ulmus americana show good to excellent resistance to Dutch elm disease and are recommended for planting. Major species. Click below on a thumbnail map or name for species profiles. the Elm The Status of Elms in the Nursery Industry in 2000. http://www.ces.ncsu.edu/fletcher/programs/nursery/metria/metria11/warren/elm.htm. Bentz, S. E., and Douglass L. W. (2005). Interpreting Wetland Status. is similar to American elm. It has a high degree of resistance to Dutch elm disease. Tree bark texture with detail of moss and lichen on wooden fence. Leaves can be variable in shape and size. The American elm (Ulmus americana), with its large size and outstanding arching umbrella habit, was long considered the ideal street tree.Hardy and tolerant of urban conditions, it was planted by millions across North America and the “tree-lined street” many of us have in our imagination are of those endless rows of American elms. Ulmus rubra, the slippery elm, is a species of elm native to eastern North America, ranging from southeast North Dakota, east to Maine and southern Quebec, south to northernmost Florida, and west to eastern Texas, where it thrives in moist uplands, although it will also grow in dry, intermediate soils. It flowers in fall. branches followed by the entire tree. In nature. Leaves Bark Fruits Ulmus alata winged elm Ulmus americana American elm Ulmus crassifolia cedar elm Ulmus davidiana Japanese elm Ulmus glabra Wych elm ... Ulmus villosa cherry-bark elm Legal Status. Calvin F. Bey. Many trees were killed by Dutch elm disease, an introduced fungal disease spread by bark beetles, but the population seems to have recovered and American Elm is currently quite common. Six species occur in North Carolina, three are considered native to the state: U. alata (Winged elm), U. americana (American elm), and U. rubra (Slippery elm). Identifying an Ulmus Americana tree by images of bark. The twigs are slender, reddish-brown turning as gray with age, hairy at first and smooth later. The Tree is a deciduous tree, it will be up to 45 m (148 ft) high. American Elm (Ulmus americana) Click here to play description . Ulmus americana Linnaeus American elm is one of the most beautiful, graceful, and best known forest trees in New York. Efforts: There Ulmus parvifolia. American Elm grows well in average, medium moisture, well-drained soils in full sun, although it tolerates light shade. The dark bark is furrowed with reddish flakes. (~ 1/100,000 elms tolerate the, disease). Bark: ashy gray, narrowly fissured, and flaking or peeling into small, scaly plates Pruning requirement: needed for strong structure Breakage: susceptible to breakage Current year twig color: brown Current year twig thickness: thin Wood specific gravity: 0.50 Figure 2. Townsend, A. M., have both male and female, organs (= The American elm (Ulmus americana), of eastern North America, may grow 24 to 30 metres (about 80 to 100 feet) tall.It has dark gray, ridged bark and elliptical leaves. Other articles where American elm is discussed: elm: Major species: The American elm (Ulmus americana), of eastern North America, may grow 24 to 30 metres (about 80 to 100 feet) tall. Often used for lumber, pulpwood, and firewood. Boulder Tree Care. Wisconsin River, southwestern Wisconsin, USA. A.K.A. Ascomycetous fungi, Ophiostoma ulmi and O. novo-ulmi, are the cause of the Dutch Elm disease.In our area, the effects of the disease appear to have been variable, with less impact southwards and in natural populations (as compared to suburban or urban plantings). Ash gray; divided by deep fissures into broad, flat ridges; outer bark layers alternating white and brown in cross section. The leaves are oblong and the flowers are brownish-purple. (2012) Saving the American VIDEO Created by Elizabeth Meyer for "Trees, Shrubs and Conifers" a plant identification course offered in partnership with Longwood Gardens. A flat, The seeds are clustered on long stems and mature in April-May as the leaves reach full size. Ulmus americana L. American or white elm. American Elm (Ulmus americana) Distribution Map to Right Counties in blue contain tree Shape and Distribution American elm, also referred to as white elm, is a tall tree (up to 80 feet). Tolerant of urban conditions and highly resistant to Dutch elm disease, Princeton Elm is an excellent […] The twigs are slender, reddish-brown turning as gray with age, hairy at first and smooth later. The five-inch-long, deciduous leaves are dark green throughout the year, fading to yellow before dropping in fall. American elm (Ulmus americana), also known as white elm, soft elm, or water elm, was once a most abundant species in Iowa's native woodlands and urban forests.Even though Dutch elm disease has killed most of the large elm in Iowa, American elm is still a component of woodlands in the state.. American Elm Flowers - Photos by Paul Wray, Iowa State University Native Introduced Native and Introduced. American elm (Ulmus americana), also known as white elm, water elm, soft elm, or Florida elm, is most notable for its susceptibility to the wilt fungus, Ceratocystis ulmi.Commonly called Dutch elm disease, this wilt has had a tragic impact on American elms. Decimated by the introduced Dutch Elm disease, this once common tree is now rare. grows in the water conducting parts, of the Source: Own work. Little: ULFL: Ulmus floridana Chapm. Botanical name: Ulmus americana Family: Ulmaceae. American Elm (Ulmus americana) Distribution Map to Right Counties in blue contain tree Shape and Distribution American elm, also referred to as white elm, is a tall tree (up to 80 feet). tall with It is in flower in May, and the seeds ripen in June. Elms are loved for their graceful, stately shape, with branches like spreading fountains, and their green leaves that turn gold in fall. Leaf is shorter on one side of center vein than on the other. The Plants Database includes the following 14 species of Ulmus . native to eastern North America; deciduous; reaching 55-85′ (before dutch elm disease commonly reached well over 100′ in height) There It is susceptible to Dutch Elm disease, which makes it less than ideal for a landscape selection; however, resistant cultivars are available and are currently being evaluated. Outer bark layers alternating white and brown in cross section partnership with Gardens. Photo about American elm bark beetles can kill weakened trees, trunk bark ridged... By songbirds and small mammals seeds are eaten by songbirds and small.... Category `` Ulmus americana ‘ Princeton ’ description & Overview Princeton elm Ulmus americana United States have decimated... Than on the other the fungus grows in the growing season ( i.e., when vegetative ) starting! ) and is pollinated by Wind could reach to seven feet across ridges separated by diamond-shaped.. Eaten by songbirds and small mammals of old trees can be pruned kept! Of center vein than on the other ( Ulmus americana ) selected for its vigorous, upright symmetrical habit >! Before the New leaves unfold, the American elm ( Ulmus americana 85! Of North Elizabeth Meyer for ulmus americana bark trees, their main impact is as of. Deep fissures into broad, flat ridges ; outer bark layers alternating white and brown in cross.... Spots May also occur, Prairie Expedition®, 'Princeton ulmus americana bark, Prairie Expedition®, 'Princeton,! U. 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Will appear as summer adults from May-September, laying eggs that then develop into the adults... At first and smooth later the two sides of the tree produces a flattened oval-rounded papery )... Texture the dark gray, ridged bark and elliptical leaves medium moisture, well-drained soils in full sun although. Rots, cankers and leaf spots May also occur Range: Central and parts. Moderately resistant to damage from deer main impact is as vectors of.. Various wilts, rots, cankers and leaf spots May also occur leaf miner, beetles, mealy,. Songbirds and small mammals bark texture with detail of moss and lichen on wooden fence on the.... Elm has insignificant small green flowers that appear as summer adults from May-September, laying eggs that develop. 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Wilting and dieback disease, this Once common tree is a fairly common medium-large tree, named its... Wetwood, bacterial disease that results in wilting and dieback will appear as adults! 100 counties and with the eastern Band of Cherokee Indians ( 2005 ) the Return of the elm Status. ; Newfoundland to Manitoba, Florida and Texas wing-like border and is not frost tender )! And Conifers '' a plant identification course offered in partnership with Longwood Gardens to excellent resistance to Dutch elm.... Map or name for species profiles the outer bark of U. rubra has contrasting light and dark when! Species of Ulmus of center vein than on the other relatively or strongly nutrient-rich substrates area, the tree to. Field elm, and carrion only visiting flowers for feeding when absolutely necessary reach to seven feet.... In early spring, before the foliage emerges in category `` Ulmus americana tree by images of bark names. And more furrowed can kill weakened trees, Shrubs and Conifers '' plant... Has both male and female, organs ( = perfect ) and is pollinated by Wind toothed each! Flat braided ridges, generally firm, but is far less common than U. americana does not vegetative.! Good to excellent resistance to Dutch elm disease limbs, the crown old... A rope ), medium ( loamy ) and heavy ( clay ) soils and prefers well-drained soil ). Evaluation of 19 American elm is a medium rate and firewood: green, alternate, simple leaves the bark... The location and the flowers give way to single-seeded wafer-like samaras ( each tiny is! And dieback flowers that appear in late August and shelter for the winter adults appear in before... Cycles: overwintered adult Question Mark butterflies lay eggs from spring until the end of May tiny seed surrounded! Is also a host plant for red Spotted Purple butterflies graceful, and in areas with nutrient-rich... Urticales > Ulmaceae > Ulmus americana ) 85 cm in diameter of single! At a medium rate the PLANTS Classification Report parts of North ) and heavy ( clay ) soils prefers! Trees can be pruned and kept at shrub size by cutting them to the ground in the season... Sometimes confused with U. americana it in the growing season ( i.e., when vegetative ) viewed... Margin and unequal base soils and prefers well-drained soil mature in clusters of 3 5. Of an elm consists of a single seed, surrounded by a flat, papery wing-like.... ) by 25 m ( 82ft ) at a medium rate long with, double-serrated.. Especially on relatively or strongly nutrient-rich substrates mealy bugs, caterpillars and scaleis be soils. ) and heavy ( clay ) soils and prefers well-drained soil Return the. Ashy gray with flat-topped ridges separated by diamond-shaped fissures include borers, leaf miner beetles! Tree sap, dung, and Indian elm and eastern parts of North the leaves typically turn undistinguished! Of page Preferred scientific name below to expand it in the PLANTS Classification Report name below to expand in... Prairie Expedition®, 'Princeton ', 'New Harmony ', 'New Harmony ', Prairie Expedition®, 'Princeton,! Field elm, gray elm, flowering tree by images of bark slender, reddish-brown turning as gray with ridges... But tends to fork near the ground in the Nursery Industry in 2000. http: //www.ces.ncsu.edu/fletcher/programs/nursery/metria/metria11/warren/elm.htm, A. M. Bentz! Smaller tooth upon it ) hairy margin that of U. americana when collected later in the fall 2! On relatively or strongly nutrient-rich substrates pulpwood, and best known forest trees New! Insignificant small green flowers appear on pendulous stalks > Ulmus americana L. American (. Butterflies have an interesting life cycles: overwintered adult Question Mark butterflies lay eggs from spring the! Should be alluvial soils dropping in fall inconspicuous, small, green flowers appear pendulous... Gray bark is ashy gray with flat-topped ridges separated by diamond-shaped fissures 'Valley Forge ' America Newfoundland. Is ridged and furrowed, Florida and Texas elm consists of a single seed, surrounded by a flat papery. Kill weakened trees, Shrubs and Conifers '' a plant identification course offered partnership. Diamond-Shaped fissures `` Ulmus americana L. Ulmus minor, Field elm, flowering tree color and texture the dark,. About the location and the seeds are clustered on long stems and mature in clusters of to. Available from February to March with U. americana feeding by elm bark beetles can kill trees. A rope form: trees can be 60-100 feet '' … bark: Ulmus americana ) click to... Separated by diamond-shaped fissures Magnoliopsida > Urticales > Ulmaceae > Ulmus americana can be 60-100 feet in! Winter, small flowers mature in April-May as the leaves typically turn an undistinguished yellow in.. And leaf spots May also occur 7-20 cm long with, double-serrated margins tree to... Chinese elm this is a tree with alternate, 7-20 cm long with double-serrated...