Parker Arboretum Tree Descriptions Concolor Fir Abies concolor • Native to the western United States, especially the Rocky Mountain regions. • Pyramidal evergreen with soft, short blue-green needles. Also known as White Fir. • Upright cones are about 5" long, pale green with a deep purplish cast, changing to brown at maturity. • Mature height 60’, spread 25’ Rocky Mountain Maple Acer glabrum • Native range from southeastern Alaska to northern California, east to Idaho and Montana and south to New Mexico. • Small growing ornamental tree, often in a clump (multi stem) form. • Fall color can range from yellow to orange to red. • Mature height 30’, spread 25’ * Bigtooth Maple Acer grandidentatum • Native to the Rocky Mountains. • Small growing ornamental tree/large shrub with five-lobed dark green leaves. • Fall color ranges from yellow to orange to red. • Tolerant of dry, alkaline soils. • Mature height 30’, spread 25’ Paperbark Maple Acer griseum • Native to central China. • Small growing ornamental tree with unique cinnamon-colored, exfoliating bark. • Dark green leaves with a muted red fall color. • Upright, oval growth habit. • Mature height 25’, spread 20’ State Street™ Miyabe Maple Acer miyabei ‘Morton’ (State Street™) • Native to Hokkaido, Japan, selection from the Morton Arboretum in Lisle, Illinois. • Slow to medium rate of growth, upright ascending branches, cold hardy and adaptable to a wide range of landscape conditions. Excellent substitute for Norway Maple. • Butter yellow to gold-yellow fall color, mottled gray and tan bark. • Mature height 45’, spread 30’ Fairview Maple Acer platanoides ‘Fairview’ • A variety of Norway Maple (originally native to Europe). • Upright branching habit, new foliage is very dark red turning to dark green as the leaf matures; gold fall color. • Similar to Schwedler and Deborah Maples, fairly rapid growth rate. • Mature height 60’, spread 30’ Tatarian Maple Acer tataricum • Native to southeastern Europe and western Asia. • Similar to Amur maple, but more tolerant of alkaline soils. • Small ornamental tree, often in a clump form with wide spreading branches. Winged seeds are a showy red as they emerge. • Fall color red to yellow, not as showy as Amur Maple. • Mature height 20’, spread 20’ Amur Maple Acer tataricum subsp. ginnala • Native to central and northern China, Manchuria, and Japan. • Also known as Ginnala Maple. • Informal, small ornamental tree with excellent red fall color. • Available as a single stem tree and in clump form. • Mature height 20’, spread 12’ Pacific Sunset® Maple Acer truncatum × platanoides ‘Warrenred’ (Pacific Sunset®) • Hybrid cross between Norway Maple (native to Europe) and Shantung Maple (native to China, Manchuria and Korea). • One of the best medium sized shade trees available today, upright spreading rounded growth habit. • Fall color will vary from yellow-orange to an almost burgundy red color. • Mature height 30’, spread 25’ Ft. McNair Horsechestnut Aesculus × carnea ‘Ft. McNair’ • Hybrid cross between Horsechestnut (native to Greece and Albania) and Red Buckeye (native to the southeastern United States). • Rounded crown, with large dark green leaves of five leaflets. • Flowers in April-May are pink with a yellow throat. • Mature height 40’, spread 30’ Yellow Buckeye Aesculus flava • Native to the eastern United States. • Larger growing shade tree that doubles as an ornamental tree, upright oval growth habit. • Yellow flower spikes in mid May, followed by smooth husk containing 1 to 2 nuts (“buckeyes”). • Leaves are palmately compound, containing 5 to 7 leaflets; fall color is a subdued yellow-orange. • Mature height 60’, spread 40’ Autumn Brilliance Serviceberry Amelanchier × grandiflora ‘Autumn Brilliance’ • Hybrid cross, that does not occur naturally, between Amelanchier laevis and Amelanchier arborea, which are both native to eastern and north central United States and Canada. • Very ornamental tree with white spring flowers. • Edible red berries appear in June, favored by birds. Outstanding orange/red fall color. • Available as a single stem tree and in clump form. • Mature height 20’, spread 15’ Heritage® River Birch Betula nigra ‘Cully’ (Heritage® River Birch) • Native to the eastern and mid western United States. • Strongly exfoliating bark with orange, gray, and lavender colors, combined with a multitrunked form, is the ornamental highlight of this species. • Resistant to Bronze Birch Borer, rapid rate of growth. • Golden-yellow fall color. • Mature height 60’, spread 40’ Rocky Mountain Birch (Western River Birch) Betula occidentalis • Native to western North America from southern Alaska to southern Manitoba and North Dakota, south and west to southern California and New Mexico. • Very attractive native birch with slender, arching, cherry-brown branches covered with white dots. • Light to medium green leaves turn golden yellow in the fall. • Clump form tree; resistant to Bronze Birch Borer. • Mature height 20’, spread 20’ * Sutherland Caragana Caragana arborescens ‘Sutherland’ • Parent plant is native to Mongolia and Siberia. • Unique ornamental v-shaped multi-stemmed tree. • Very upright and narrow growth habit, drought tolerant. Well adapted to exposed, cold and dry sites – a true zone 2 plant. • Shiny bronze-yellow bark, non-suckering. • Yellow flowers in early June. • Mature height 15’, spread 3’ European Hornbeam Carpinus betulus • Native to Europe and Asia Minor. • Upright oval growth habit, becoming more spreading with age, medium rate of growth. Formal and symmetrical in appearance. • Bark is smooth and steel gray, sometimes having a rippled muscular character to its surface, fall color is golden-yellow. • Mature height 40’, spread 30’ American Hornbeam Carpinus caroliniana • Native from Nova Scotia to Minnesota, south to Florida and Texas. • Also known as Blue Beech, Ironwood or Musclewood. • Very hard wood; older branches are slate gray with the appearance of a flexed muscle. • Yellow fall color. • Mature height 25’, spread 25’ Shagbark Hickory Carya ovata • Native from Quebec and southwest to Texas. • A large deciduous tree with a very straight central leader, cylindrical in form with both ascending and descending branches, deep yellow green leaf color. • The fruit is a 1 to 1 ½” diameter nut surrounded by a thick shell, edible, with a sweet taste. • Old bark shags into long plates, generally free at the bottom, attached at the center. • Leaves have an apple fragrance when crushed, yellow to gold fall color. • Mature Height 70’, spread 50’ * Catalpa Catalpa speciosa • Native to central United States. • Upright, coarse textured tree with large heart shaped leaves. Very few insect/disease problems. • Showy white flowers late May/early June, followed by long cigar-like seed pods. • Wood can be brittle, causing breakage with early fall and late spring snowstorms. • Mature Height 50’, spread 30’ Western Hackberry Celtis occidentalis • Native from Quebec and southwest to Oklahoma. • Fast rate of growth, coarse texture, cylindrical in form when mature. This tree is often thin and unstructured in appearance when young, but grows into a symmetrical, attractive shape. • Tolerant of a wide range of soil conditions, easily transplanted. • Yellow fall color. • Mature height 60’, spread 40’ Katsura Tree Cercidiphyllum japonicum • Native to Japan and China. • Can be difficult to transplant. • Leaves are heart shaped, small (2 to 4”), purplish when unfolding, turning to dark green to bluish green. • Fall color is yellow to apricot-orange, variable. Autumn leaves give off a spicy, brown sugar odor. • Mature height 40’, spread 30’ White Fringe Tree Chionanthus virginicus • Native to southeastern and south central United States; adapted to zone 5 and warmer parts of zone 4. • A small deciduous tree, the shape ranges from irregular and open to dense and rounded. • White, fringe-like flowers in loose clusters 4” to 8” long, very showy, slightly fragrant, late May to early June. Fruit appears on female plants only, and is a blue-black berry favored by birds. • One of the last deciduous trees to leaf out in the spring; fall color can range from yellow to gold. • Mature height 15’, spread 15’ Yellowwood Cladrastis kentukea • Native to eastern United States in the southern Appalachian Mountains where it grows in dry limestone outcroppings and stream banks. • Rounded vase shape, medium to slow growing; pinnately compound foliage with copper to yellow fall color. • Smooth gray to brown bark; freshly cut wood is bright yellow (once used for dyes). • Pendulous clusters of fragrant white flowers in the spring. • Mature height 40’, spread 20’ Turkish Filbert Corylus colurna • Native to southeastern Europe. • Pyramidal crown, medium texture, moderate growth rate. • Tolerant of extreme conditions, but may be difficult to find. • Yellow to purplish-red fall color. • Mature height 35’, spread 25’ Russian Hawthorn Crataegus ambigua • Native to southeastern Russia. • White flowers borne in profusion in May followed by persistent red fruit in August. • Has fine textured dissected foliage and very few thorns. • Attractive horizontal branching, bark is golden yellow and exfoliating. • Mature height 25’, spread 25’ Cockspur Thornless Hawthorn Crataegus crus-galli ‘Inermis’ • Native to Quebec down through North Carolina. • Slow rate of growth, medium texture. • White, fragrant flowers in spring, lasting about a week, followed by clusters of small red ornamental fruit that persists through late fall. • A virtually thornless variety, relatively disease resistant. • Mature