Acer rubrum, the red maple, also known as swamp, water or soft maple, is one of the most common and widespread deciduous trees of eastern and central North America.The U.S. Forest service recognizes it as the most abundant native tree in eastern North America. Most cultivars are grafted and can be grown as a single or multi-stemmed small tree. There was consistent autumn colour with cv. “Bowhall” (Acer rubrum “Bowhall”) is a little shorter at about 45 feet, but only grows to 15 feet wide. Red maple's maximum lifespan is 150 years, but most live less than 100 years. It is highly valued as a landscape tree for its flowers and fall foliage that light up spring and autumn landscapes. Use of the materials for profit is prohibited. eastern United States and adjacent Canada, zone 3, but plants must have originated from the northern part of its range, becomes more spreading with age, eventually developing a more or less rounded or oval outline, a medium to large tree, 40' to 70' tall, but can be over 100' tall, medium green upper leaf color, gray-green or frosty underside, varies from greenish yellow to vibrant scarlet to burgundy, can be very striking; many cultivars selected for red fall foliage, red or orange, in late March and April, showy, monoecious with male and female flowers on separate branches of a tree; some flowers may be perfect as well, female flowers more showy with redder color, often display some red color and ornamental appeal, attractive and a useful ornamental feature, young bark is smooth and light, ash-gray, almost silver, older branches and trunk are covered with scaly gray brown bark, bark contrasts well with early spring flowers, tolerant of many conditions and adaptable, tolerates occasional flooding and wet soils, on alkaline soils develops manganese chlorosis, full sun best for landscape development, but can tolerate partial shade, can be somewhat weak wooded and may suffer storm damage, because the species is so genetically diverse careful attention is needed to insure adequate cold hardiness and the desired red fall foliage, clusters of "Christmas ornament" flower buds along with smaller vegetative buds, no longer grafted due to incompatibilities, cultivars are by stem cuttings or tissue culture. Colors late in October. This is a very common deciduous tree in North America. It is native from southern Ontario to Newfoundland, south to eastern Texas and just north of Miami, Fla. She has written articles for the Oregon Landscape Contractors Association, chapters of the certification manual for the Oregon Association of Nurseries and translated master gardener materials into Spanish. In northern states, red maple usually occurs in wet bottomland, river flood plains and wet woods, but in Missouri it typically frequents drier, rocky upland areas. In the spring the new leaves have red overtones, before turning green, and then bright red in the fall. Great for autumn colour. Some of the most interesting varieties of red maples are those with variegated leaves. Many cultivars of the Freeman maple are also grown widely. [4] The red maple ranges from southeastern Manitoba around the Lake of the Woods on the border with Ontario and Minnesota, east … Globosum Rehder. There are globe-shaped, dwarf and weeping forms that have been recorded and can be found in isolated arboretums or private gardens throughout the world. 'Autumn Flame' - Notable for its pleasant rounded habit as a young tree, growing to 60' tall. (e.g. 'Armstrong'- An upright or fastigiate selection that grows to around 60' tall and 15' wide. Acer rubrum and all its cultivars grow well within U.S. Department of Agriculture plant hardiness zones 4 to 9. Acer Rubrum or ‘Red maple’. The tree's thin bark is easily damaged from ice and storms, animals, and when used in landscaping, being struck by flying debris from lawn mowers, allowing fungi to penetrate and cause heart rot. Acer rubrum and all its cultivars grow well within U.S. Department of Agriculture plant hardiness zones 4 to 9. For example many cultivars of red maple such as, Autumn Flame Maple, Acer rubrum 'Autumn Flame' have been selected from trees growing in swampy areas. Lacks consistent orange or red fall color. Acer rubrum cv. Acer palmatum. Public use via the Internet for non-profit and educational purposes is permitted. Cultivars. While red maples (Acer rubrum) are more prominent in the eastern United States, they can be found in nearly every state and are common to deciduous forests and landscapes almost everywhere. Acer rubrum, commonly called red maple, is a medium-sized, deciduous tree that is native to Eastern North America from Quebec to Minnesota south to Florida and eastern Texas. Acer saccharum subsp. Red maple is common in cities, yet there is little understanding of how physiological processes affect the long-term growth, condition, and ecosystem services provided by urban trees. Selected cultivars: There are numerous cultivars of red maple, some of which are selections ofA. Its leaves have 3 to 5 lobes and are best known for their intense fall color display. With many species and cultivars of Acer Rubrum available the choice for this outstanding feature tree is wide. In the northern and southern end of the range, choose cultivars with regional adaptation. College of Agriculture, Health and Natural Resources. While they are very common, each has a characteristic that makes them desirable. Although in normal correct usage, cultivar names are enclosed by single quotation marks (e.g. It grows faster than Norway and sugar maples, but slower than silver maple. Fall color may not be as effective as other selections, and some have suggested that the growth form may become irregular with age. The more common ones include: ‘Armstrong’ - An upright form of red maple that is a selection of A. x … Norris holds a Bachelor of Arts from Linfield College. Each of these varieties shows more intense pink coloration when the leaves first emerge and as the leaf ages, the pink color begins to fade. As with most trees, there are oddities and variations that are rare and interesting. Armstrong maple (Acer rubrum ‘Armstrong’), a medium-narrow shape at up to 45 feet tall and 15 feet wide (also comes in the smaller 'Armstrong Gold' cultivar) A golden-leaved variety called “Shocking Gold” (Acer rubrum “Shocking Gold”) has bright chartreuse leaves in spring, then the leaves age to golden yellow, but it still displays the typical vivid red foliage in fall. The central lobe is elongated. 2013-05-05 15 03 27 Closer view of an Acer rubrum full of new seeds along the Forest View Trail in … Gerling and cv. Varietydrummondii suitable in USDA hardiness zone 8. Acer rubrum ‘Bowhall’: ‘Bowhall’ Red Maple 3 A number of other cultivars are listed. … Emerging new growth leaves, leafstalks, t… “Armstrong” (Acer rubrum “Armstrong”) only becomes 15 to 25 feet wide, but can still become quite tall, reaching 60 feet. Acer rubrum. species form matures at about 70' tall by 40' wide, although the many cultivars are smaller. There is a recently introduced hybrid cross Its ability to thrive in a large number of habitats is largely due to its ability to produce roots to suit its site from a young age. Acer rubrum is the fourth most common tree in the natural areas of The Holden Arboretum, trailing Acer saccharum (sugar maple), Fagus grandifolia (American beech), and Liriodendron tulipifera (tuliptree). x freemanii (A. rubrum x A. sac-A. “Candy Ice” (Acer rubrum Candy Ice”) presents leaves that are pink with green speckles which change to nearly white, then finally to green with white variegation. Mature ‘October Glory’ Red Maple. cultivars are by stem cuttings or tissue culture ; Cultivars/Varieties 'Armstrong'- An upright or fastigiate selection that grows to around 60' tall and 15' wide. The crown is oval and the branches ascend upwards. In comparison to other A. rubrum cultivars, the strength of Redpointe is its relatively slender crown form and the straight-growing main stem. 'Columnare' - Similar to 'Armstrong', but slower growing and more compact. Eight budded red maple (A. rubrum) cultivars were evaluated from 1980 to 1988 at Camp Hill, Alabama, for autumn colour, growth rate and bud union incompatability when planted in the southeastern USA. The cultivars Due to graft-incompatibility problems that cause the tree to break apart, preference should be given to cultivars produced on their own roots. It typically grows 40-60’ tall with a rounded to oval crown. Acer rubrum‘October Glory’ Figure 1. In winter, the dominate buds are a feature in molten red on the silver-brown canopy. Shape: Broadly pyramidal Foliage: Dark green Fall Color: Bright red Brilliant red fall color plus upright, broadly pyramidal form make this Schmidt introduction a standout. 'Northwood' (Northwood®) - A cultivar selected for its fine tolerance of harsh winter conditions. Tilford, cv. Acer rubrum. It is a handsome shade tree with a rounded crown and ascending branches to a 30 to 50-foot spread. It grows faster than the other upright maples. “Columnare” (Acer rubrum “Columnare”) has about the same habit as “Armstrong,” with similar height and width. United States Forest Service: Species: Acer Rubrum, United States Department of Agriculture: Red Maple, North Carolina State University: Select Acer Rubrum Cultivars, Arboriculture and Urban Forestry: Checklist of Cultivated Maples, JC Raulston Arboretum: Connoisseur Plants - 2006, Coastal Maine Botanical Gardens: Acer Rubrum “Shocking Gold”, Missouri Botanical Garden: Acer Rubrum var. F orm. This study of red maple (Acer rubrum L.) characterizes photosynthesis, stomatal conductance, and water use efficiency in planted cultivars relative to wildtype trees. Leaves stay green longer than other varieties before turning bright orange to deep red. It typically grows 40-60 tall with a rounded to oval crown. The digital materials (images and text) available from the UConn Plant Database are protected by copyright. It grows faster than Norway and … 'Bowhall' - An upright, pyramidal form that is significantly wider than 'Armstrong' or 'Columnare'. 'Franksred' (Red Sunset®) - Pyramidal to rounded form. It does not have as strong a fall color as other red maple cultivars. Acer × freemanii, Freeman maple or Freeman's maple, is a naturally occurring hybrid maple that is the result of a cross between Acer rubrum (red maple) and Acer saccharinum (silver maple). Lacks consistent orange or red fall color. It is a beautiful rounded tree with ascending branches when young, maturing to a more rounded canopy. “Vanity” (Acer rubrum “Vanity”) presents pink leaves with green spotting in spring, changing to green and white variegation as the leaves age. Wild specimens are found in eastern North America where the parent species overlap. Due to graft-incompatibil-ity problems that cause the tree to break apart, preference should be given to cultivars produced on their own roots. All parts of the tree, for example flowers, twigs and seeds, are red in varying shades. There are numerous cultivars of red maple, some of which are selections of A. x freemanii (A. rubrum x A. saccharinum). Acer rubrum is a beautiful tree that provides shades of red consistently all year round. Oval shape, 40' to 50' tall. © Copyright 2020 Hearst Communications, Inc. Cultivars of Woody Plants Vol 1; Laurence C Hatch. Bud union incompatibility occurred with all cultivars except cv. Bowhall, but not with cv. 'October Glory' (October Glory®) - Develops good red to burgundy fall color and has dark green summer foliage. Red Sunset. “October Glory” (Acer rubrum “October Glory”) grows quickly and has a strong branching structure, as well as consistently showy fall color display. “Armstrong Gold” (Acer rubrum “Armstrong Gold”) is a narrow version, with orange and gold fall color instead of the typical crimson color. Acer rubrum, the red maple, also known as swamp, water or soft maple, is one of the most common and widespread deciduous trees of eastern and central North America.The U.S. Forest service recognizes it as the most abundant native tree in eastern North America. Acer Rubrum - Cultivation - Cultivars. Earlier color development than 'October Glory' and more cold hardy. ‘October Glory’ Red Maple1 Edward F. Gilman and Dennis G. Watson2 INTRODUCTION This cultivar of Red Maple has an oval to rounded shape and is a fast grower with strong wood, reaching … Acer rubrum, or Red Maple is a native deciduous tree that may grow to 120 feet tall and 6 feet in diameter, but is more commonly 40 to 70 feet high and 1 1/2 to 2 1/2 feet across. The cultivars are ‘Arm- Citation and Acknowledgements: University of Connecticut Plant Database, http://hort.uconn.edu/plants, Mark H. Brand, Department of Plant Science and Landscape Architecture, Storrs, CT 06269-4067 USA. Acer rubrum (Red Maple, also known as Swamp or Soft Maple) is one of the most common and widespread deciduous trees of eastern North America.It ranges from the Lake of the Woods on the border between Ontario and Minnesota, east to Newfoundland, south to near Miami, Florida, and southwest to east Texas. Best suited to planting where its attractive natural growth habit can be appreciated, this is a wonderful specimen or small shade tree for larger gardens and parks. Red maple trees are used as boulevard trees, shade trees, or accent and specimen plants. What Shrubs and Trees Go Well With a Weeping Nootka? The common red maple reaches about 40 to 60 feet in height and is somewhat oval to conical in shape. May have limitations as far as cold hardiness and winter twig kill susceptibility. May be an A. rubrum x A. saccharinum hybrid (Acer x freemanii). the best Acer rubrum cultivars combine with the faster growth rate normally found in Acer x freemanii. Acer rubrum "Sun Valley" Also introduced by the U.S National Arboretum, ‘Sun Valley’ is a cross between the ‘‘Red Sunset’ and ‘Autumn Flame’ varieties of Red Maple. New Trees 2005-2006. They may suffer leaf scorch with excess sun, wind, or drought. Acer rubrum 'October Glory') or preceded by the abbreviation "cv." It is a deciduous tree with a symmetrical, oval form with green Spring/Summer foliage and and brilliant red/orange fall color. A straight and dominant central leader results in strong branch angles that make it easier to grow. In the northern and southern end of the range, choose cultivars with regional adaptation. Media in category "Acer rubrum (cultivars)" The following 13 files are in this category, out of 13 total. Beginning early in the season, the leaves begin to turn yellow and red, then age to bright scarlet and crimson, heralding autumn with a dramatic visual display. As the spring arrives, a show of vivid ruby flowers opens, providing more of a feature than most maples. Striking red fall color. Acer rubrum: Red Maple 4 A number of cultivars are listed. May lack the hardiness of other cultivars. Toward its southern limit, 'Fireburst', 'Florida Flame', and 'Gulf Ember' are preferred. Good fall color and smaller leaves than normal. cultivars were gleaned from nursery catalogs, plant patents, and other published sources. leucoderme. Grows to 45 to 50' tall. rubrum x A. sac-charinum). Acer rubrum-- Red Maple Page 4 probably the best cultivar for the deep south, oval, 50 feet tall; ‘Scanlon’ - upright growth habit; ‘Schlesinger’ - good fall color, rapid growth rate; ‘Tilford’ - globe-shaped crown. Many cultivars have been selected, of which almost all are selections for leaf color characteristics. “Red Sunset” (Acer rubrum “Red Sunset”) is a variety with strong branch structure and consistently produces vivid fall colors. Acer rubrum REDPOINTE ('Frank Jr.') In contrast to most red maple cultivars, Redpointe was not only selected for its autumn colours. Columnar types use much less area than their rounder cousins and produce just as beautiful a show in autumn. “Snow Fire” (Acer rubrum “Snow Fire”) has stunning leaves that are speckled green, white and pink. Acer rubrum - The leaves are 2-4 inches long with three lobes. Fall color is yellow-orange with red highlights. In wet locations, red maple seedlings produce short taprootswith long, well-developed lateral roots; while on dr… Some varieties are found in nearly every nursery that grows red maples. The more common ones include: ‘Armstrong' - An upright form of red maple that is a selection of A. x freemanii. large shade tree. Image: Wikipedia.org: Acer truncatum - The leaf is 3-5 inches long with five lobes and a smooth margin. Autumn Flame, cv. Acer rubrum, commonly called red maple, is a medium-sized, deciduous tree that is native to Eastern North America from Quebec to Minnesota south to Florida and eastern Texas. Acer rubrum (cultivars)‎ (4 C, 15 F) Acer rubrum (fruit)‎ (34 F) ... Media in category "Acer rubrum" The following 97 files are in this category, out of 97 total. Has better summer foliage quality and dependable orange-red fall color. “Northwood” (Acer rubrum Northwood”) is hardy and is a good selection for areas with harsh winters. Numerous cultivars have been selected, often for intensity of fall color, with 'October Glory' and 'Red Sunset' among the most popular. You can still enjoy red maples even if your landscape has limited space. May be an A. rubrum x A. saccharinum hybrid (Acer x freemanii). This tree is mildly resistant to damage by deer. (Acer rubrum) establishes easily and grows quickly. Tweet this Page Share on Facebook. Its leaves have 3 to 5 lobes and are best known for their intense fall color display. Lori Norris has been writing professionally since 1998, specializing in horticulture. More cold hardy is significantly wider than 'Armstrong ', but slower and... With regional adaptation grown widely, providing more of a feature than most maples should given... 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'Fireburst ', 'Florida Flame ' - An upright or fastigiate selection that grows to around 60 ' tall straight-growing.