Map of native plant purveyors in the upper midwest. Perfect for everyone from young students to professional arborists. Web design and content copyright © 2006-2020 MinnesotaWildflowers.info. Capsules 3–6 mm long (Lesica 2012. Named after 19th century American explorer John C. Fremont, it is similar to the Eastern Cottonwood, differing mainly in the leaves having fewer, larger serrations on the leaf edge and small … petiolate. A massive tree of floodplains, stream valleys and lakeshores, it can also establish on drier upland soils where there is adequate subsurface moisture to see it through droughts. Plains Cottonwood Trees (populus deltoides): the greenish-yellow bark of the young tree becomes rough and dark gray as it gets older. Help support this site ~ Information for sponsor opportunities. deltoides), there is a western variety, plains cottonwood (var. The large heart-shaped leaves turn yellow in fall. Latin name: Populus deltoides ssp. Plains cottonwood (Populus deltoides ssp. The fruits split open when ripe and cotton-like material comes out carrying the seeds. monilifera (Aiton) Eckenwalder – plains cottonwood Male hybrid selections such as Siouxland, as well as others, avoid the seeds and are frequently planted as field windbreaks and farm shelterbelts. Further west (Minnesota south to eastern Texas), the subspecies P. d. monilifera (plains cottonwood; syn. There are 3 recognized subspecies in North America: subsp. P. deltoides var. All State Trees. It is hardy to zone (UK) 2. Cottonwood … However, the fruit can be messy in the landscape and may require occasional clean-up. Have you seen this plant in Minnesota, or have any other comments about it? The current national champion plains cottonwood in Ravalli, Montana is believed to have been planted at the turn of the 20 th century, which clearly demonstrates the fast speed at which the species grows. Wyoming designated the plains cottonwood as official state tree in 1947. U.S. Weed Information; Populus deltoides . Flat stems make leaves dance in the gentlest of breezes. Cottonwoods are related to poplars and aspens, with which they share the same shaking, shimmering leaves. In urban plantings it is a fast growing species that can quickly dwarf the landscape though its weak, brittle wood predisposes it to wind breakage and the copious amounts of cottony wind dispersed seeds can quickly clog up window screens, air conditioner coils and lawnmower filters. Cottonwood trees are huge deciduous trees that have large green leaves and thick foliage. ), please check the links and invasive species pages for additional resources. Eckenw. Photos by K. Chayka taken in Ramsey County. Cottony seeds float through the air in early summer. Your email address: (required) An email address is required, but will not be posted—it will only be used for information exchange between the 2 of us (if needed) and will never be given to a 3rd party without your express permission. Leaves are alternate and simple with a mostly flat leaf stalk, blade is broadly triangular (deltoid), 2 to 4 inches long and up to 4¼ inches wide, the base mostly flat across, the corner angles rounded with coarse, rounded teeth, and tapered to an abrupt pointed tip. Funding provided by the Minnesota Environment and Natural Resources Trust Fund as recommended by the Legislative-Citizen Commission on Minnesota Resources. Fruits is a green, egg-shaped capsule on the long pendulous catkins, splitting into three or four parts when mature releasing copious amounts of cottony seeds to the winds. Leaf Arrangement. Cottonwood trees have long triangular-shaped leaves that measure up to 6 inches each and with a growth rate of almost 6 feet every year, they can easily reach heights of 40 meters (approx 130 feet) or more when completely matured. Margins have large rounded to pointed teeth. Male and female flowers are on separate trees (dioecious) in hanging clusters (catkins) from the leaf axils of 1 year old branches. monilifera) is a variety the Eastern cottonwood, monilifera describing the linear necklace-like strand of seed pods. Cottonwood trees are common in North America, Europe, and some parts of Asia. Photos courtesy Peter M. Dziuk taken in Anoka and Ramsey counties, and in North Dakota. The ‘Highland’ cottonwood is a much smaller version of Populus sargentii. Rich green, wide, triangular- shaped leaves turn … Yes. P. sargentii Dode] C2 , NA2 They are also a popular habitat for various forms of local wildlife. A selection of Plains Cottonwood with a straight central leader and a pyramidal habit that matures to a broad rounded form. Leaves of mature trees can display a light rust color on the side facing the ground. Populus deltoides is a deciduous Tree growing to 30 m (98ft) by 20 m (65ft) at a fast rate. Minnesota's champion tree cottonwood measures a whopping 10-ft diameter at breast height. Large beautiful plains cottonwood trees in park immediately to east of grain elevator on highway 28. Your Name: plains cottonwood Populus deltoides ssp. Minnesota Environment and Natural Resources Trust Fund, part shade, sun; most woods, floodplains, lowland forest along lakes and streams. This is also the state tree of Nebraska, Wyoming, and Kansas. Lombardy poplar (P. nigra) is a columnar form that is much planted. This tree grows from the eastern plains to 6500 feet (2000 m) in elevation, and possibly higher in canyons of the eastern slope of Colorado. The Fremont Cottonwood, also known as the Western Cottonwood or the Rio Grande Cottonwood, Populus fremontii, occurs in California east to Utah and Arizona and south into northwest Mexico. Usually at the base of the leaf near the stalk are 2 small glands. Besides the typical eastern variety (var. monilifera) is absent in the Midwest (with the possible exception of far western Iowa and Missouri); it is a subspecies of eastern cottonwood that has leaves with 10—30 teeth, and only 1—2 glands where the leaf-stem meets the twig. wislizeni Rio Grande cottonwood Legal Status. It is a Fremont cottonwood. See the glossary for icon descriptions. Leaf Attachment. 3-5 veins meet at leaf base. Buds are large, round and conical with a sharp point, the terminal bud up to ¾ inch, reddish or yellowish brown and shiny from a sticky, non-aromatic resinous coating. It is used for rough construction lumber, temporary fence posts, corral poles, fuel, veneer, boxes, plywood, excelsior, and wood pulp (Taylor, 2001) . The statute was amended in 1961 to change the scientific name to: Populus deltoides variety monilifera. In the southern parts of the Prairie provinces; south to TexasNaturalized along many streams and rivers outside its natural rangeIn Ontario, plains cottonwood intergrades with eastern cottonwood. Plains cottonwood has similar wood characteristics, but is not considered to be commercially valuable. Leaf blades lanceolate with cuneate bases, 2.5 or more times as long as wide, 4–11 cm long, glaucous below, with petioles 1/3 or less length of blade. Yes - OR - Do the leaves not have bumps where the leaf BLADE and PETIOLE meet? -The heartwood typically rots from the larger limbs and trunk of a cottonwood. Plains Cottonwood has green foliage throughout the season. Buds are large, round and conical with a sharp point, the terminal bud up to ¾ inch, reddish or yellowish brown and shiny from a sticky, non-aromatic resinous coating. Thanks for your understanding. French name: Peuplier deltoïde de l'Ouest Taxonomic Serial Number: 22447 22449 [syn. eastern cottonwood. The diverse poplar family includes the quaking aspen, which boasts the widest range of any North American tree, and the Plains cottonwood, which was the only tree many early settlers met as they forged westward through America's prairies. alternate. Male catkins are 2 to 4½ inches long with tiers of red stamens. The Plains cottonwood (Populus deltoides var. occidentalis Rydb.] P. deltoid) cottonwood is the Wyoming State Tree. Plains cottonwood ranges from Alberta east to Quebec and south to Rocky Mountain foothills, the Great Plains, Pennsylvania, the Texas panhandle, and New Mexico [ 55, 88, 147, 173, 194 ]. It grows faster and taller than most any other local deciduous species of trees. Female catkins are 2½ to 4¼ inches long with yellowish stigmas on top of a naked, round green ovary. It is in flower from March to April, and the seeds ripen from May to June. Plains Cottonwood - Populus deltoides. Aigeiros Species: P. deltoides Binomial name Populus deltoides W.Bartram ex Marshall Native range Populus deltoides, the eastern cottonwood or necklace poplar, is a cottonwood poplar native to North America, growing throughout the eastern, central, Cottonwood trees are a common street tree and are the largest native broadleaf trees in Colorado. As it ages, the bark becomes rough. Great Plains cottonwood (P. sargentii), of North America, has thick coarse-toothed leaves. Neither the flowers nor the fruit are ornamentally significant. Landscape Attributes. deltoides (commonly called Eastern Cottonwood) in southern and eastern North America which has leaves with a short taper to the tip, 3 to 6 glands on the leaf, and usually hairless winter buds; subsp. Note: All comments are moderated before posting to keep the riff-raff out. common cottonwood. The leaf on the right, with the long petiole, is from a Populus deltoides, or Plains and eastern cottonwood. Salicaceae. Eastern cottonwood Foliage Conservation status Least Concern Scientific classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Eudicots Clade: Rosids Order: Malpighiales Family: Salicaceae Genus: Populus Section: Populus sect. The Plains Cottonwood is a triangular shaped broad-leafed (Populus sargentii a.k.a. Get the Full-Color Pocket Field Guide. The wood is not durable when exposed to soil and other moist conditions. Eastern cottonwood is one of the few hardwood species that is planted and grown specifically for these purposes. monilifera (Ait.) monifilera in the central US and Canada which is found in Minnesota and has leaves with a longer taper to the tip, usually 2 glands on a leaf, and usually hairy winter buds. Both leaf surfaces are smooth, the upper bright green, the lower only slightly less so. The leaves may be triangular or ovate in shape, with a fine serration on the borders. Bark is smooth and thin, creamy or greenish gray on younger branches becoming brownish to dark gray, thick and deeply ridged and furrowed on the trunk. Plains Cottonwood Facts. Its life span can reach over 100 years. Trees, insects and diseases of Canada's forests, C2 , NA2, 1 or 2 glands at the base of the leaf blade, Neoformed leaves broadly ovate, hairy when unfolding, Base more rounded than eastern cottonwood, 5–15 rounded teeth per side, no teeth on the tip or near the petiole, Teeth smaller and more numerous on neoformed leaves, Lateral leaf buds slightly smaller, diverging from the twig, Leaf scars large, 3-lobed, with eyelash-like hairs at juncture of bud and scar, Narrow ridges extend down from either side of the bud, Smooth, with age becoming deeply furrowed, Yellowish-grey, with age becoming dark grey, Often divided near the ground into a few large, wide-spreading limbs, Frequently planted on the prairies for shelterbelts, In open stands with other species; sometimes forms pure stands. Bark is light-grey, almost silver in color and deeply furrowed on mature trees. Leaves are a vibrant shiny green, turning yellow in the autumn. Size: 65 to 130 feet. The leaves are broad, glossy, and light-green in color. The only obvious distinction is that eastern trees often have larger leaves, sometimes over 7 inches in leaf blade length. Cottonwood (Poplar) The cottonwood—also known as the poplar—is a tall tree with a spreading crown, named for its cotton-like seeds. Many species and hybrids have wood with a variety of uses, including for matches and matchboxes. Populus L. – cottonwood Species: Populus deltoides W. Bartram ex Marshall – eastern cottonwood Subspecies: Populus deltoides W. Bartram ex Marshall ssp. occidentalis). Leaf: Triangular, glossy. Other massive 5 to 6-ft driver bottom specimens are not uncommon. Insects and diseases that are found most frequently and/or that cause the most damage in our Canadian forests. See Terms of Use and Privacy Policy. Wide, triangular shaped green leaves turn yellow in the fall. Unlike most other poplar species, Cottonwood does not reproduce by root suckers and does not occur naturally in dense, pure clonal colonies. SCIENTIFIC NAME: Populus angustifolia FAMILY: Salicaceae This tree in Colorado Narrowleaf cottonwood is large shade tree native to the high plains and higher elevations (up to 10,000′) of the Colorado and other Rocky Mountain states. Comment (max 1000 characters): Note: Comments or information about plants outside of Minnesota and neighboring states may not be posted because I’d like to keep the focus of this web site centered on Minnesota. Each leaf is about 6 inches long and 4 inches wide. It is not encouraged as an “urban” planting, however, in many of our higher communities, it is one of the more popular shade trees. The plains cottonwood is the western subspecies of the Eastern cottonwood (Populus deltoides). One of the best, pocket-sized tree identification manuals. The plains cottonwood is a Colorado native tree but, while it grows in our area, it’s considered native to the lower elevations of the state and is typically found in elevations between 3,500 to 6,500 feet. eastern cottonwood, plains cottonwood, common cottonwood, alamo, carolina poplar, necklace poplar Family. Their wide-spreading roots are helpful in reducing erosion and slowing floodwater runoff. Where in Minnesota? The Plains cottonwood is also the largest broadleaf tree of Colorado, New Mexico, and Wyoming. Twigs are greenish and smooth turning a creamy yellow brown the second year. Female catkins 3–12 cm long; stigmas 2. Colorado's major tree species include bristlecone pine, Colorado blue spruce, Douglas-fir, Engelmann spruce, limber pine, lodgepole pine, narrowleaf cottonwood, quaking aspen, piñon pine, plains cottonwood, ponderosa pine, Rocky Mountain juniper, subalpine fir and white fir. There are cottonwoods on the Great Plains today that were living when the great herds of bison still roamed the prairie. Twigs are greenish and smooth  turning a creamy yellow brown the second year. May have 2 or 3 glands near base of leaf at top of flat petiole which is 2 1/2 to 4 inches long. Its leaves, more broad than long, are slightly smaller and more coarsely toothed than the typical variety. P. sargentii) has somewhat narrower leaves, 5–10 cm wide at the base. The plains cottonwood is a large, fast-growing, short-lived tree of the Great Plains and eastern border of the Rocky Mountains. 195711 [syn. ... Petioles are flattened on a plane perpendicular to the leaf and there are 2-5 finger-like projections (glands) at the point where the leaf blade meets the petiole. The species is dioecious (individual flowers are either male or female, but only one sex is to be found on any one plant so both male and female plants must be grown if seed is required). 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