The following is a list of tree species approved by Parks for sidewalk and lawn planting sites … If Alexander Hamilton had his way, the sweetgum would have become “America’s emblematic tree,” and although it is perhaps unfortunate that the sweetgum did not make it into the same exclusive club as the oak, it remains a popular and prized tree wherever it’s found. Open tree … It is the world’s favorite urban tree because it is tall, big-leafed, hardy and long-lived. Pin oaks are one of America’s most popular trees for big cities and suburban lawns. Planted in sidewalks and other public rights-of-way, street trees beautify neighborhoods, reduce energy costs, and clean our air. The mature canopy should not interfere with street lighting, signage, or building fronts. Soapberry, Western Common Name: Western Soapberry Sapindus drummondii Tree Size: Medium Leaf Type: Deciduous Comments: Bright yellow fall color and large, amber berries in fall through winter. American Linden Sidewalk trees are meant to add charm to the street while appreciating pre-existing design palettes and neighborhood character. A Note About Messy Trees . Honey Locust London Planetree They even line Pennsylvania Avenue between the White House and the Capitol Building. Katsura tree (Cercidiphyllum japonicum) is one such choice. In the 1930s, Dutch elm disease decimated populations. Standing 30 feet tall (with a spread of 16 feet), it bears purplish-bronze leaves in spring, greenish-bronze leaves in … And then there is the ever expanding shade issue. This large, graceful, spreading, medium to fast growing tree … Ailanthus altissima (Tree of Heaven) Distinctive features: This is a tall, tough tree that is able to … The mature height and spread of trees, as well as drought and insect resistance are all key considerations to ensure that sidewalk trees have a promising future in enhancing any bustling cityscape. Street trees are an important part of making our city cleaner and greener. Ceremonial streets, which are streets that serve as celebrated civic spaces for various events and parades, are designed with consistency and formality in mind. A Guide to Park Benches (for Thriving Neighborhoods), Which is better? Its fall color truly shows how it got its common name. Within each category the trees are listed alphabetically and are followed by their botanical names. Recently, plantings by the Urban Forestry Division and the work of the nonprofit group Restore Mass Ave have aimed to restore and protect the historic integrity of the American linden along the avenue. © 2020 Casey Trees. The London plane, a cross between the American sycamore and the English Oriental plane, is the king of street trees. The 'Rotfuchs' cultivar is one of the best for foliage color. Almost every city and town in America has an Elm Street (we have one in Northwest AND Southeast), so it is no surprise that the American elm was once the most common street tree in America. Princeton Elms line Pennsylvania Avenue outside the White House. Trees that have invasive roots are regularly used as street trees. For narrower streets and alleys, trees with columnar forms are appropriate. The London plane, a cross between the American sycamore and the English Oriental plane, is the king of street trees. Street trees are subject to more abuse than trees in a quiet park or forest. Thanks to their hardy nature, and no thanks to the females’ stinky fruit, there are still thousands of Ginkgo trees maintaining their majesty as woody angels of the District’s streets. The sweetgum displays a wide variety of fall colors, from yellow to bright red to purple. Widespread across China, Korea and Japan, it is one of the few trees also native to Laos, Vietnam and northern Thailand that are hardy enough to grow in Portland. Perhaps one of the most abundant oaks in the United States, the pin oak can be found in almost all corners of the lower 48 states. You can find red oaks in a lot of places in D.C. including McPherson Square, Cleveland Park, Dumbarton Oaks, Logan Circle and Woodland-Normanstone. Ash (Fraxinus) – Emerald Ash Borer will make species high maintenance Unlike other oaks, they have one strong leader from which all the other branches grow. One of the best-performing oaks in street-tree settings, this is also one of the smaller and slow-growing oaks. Best adapted to moist soils. Heights and widths that best reflect … Trees that drop copious amounts of debris are planted where they overhang lawns, pools, and parking areas. Perhaps one of the most abundant oaks in the United States, the pin oak can be found in almost all corners of the lower 48 states. Crab Apple (Malus spp.) When other trees are going dormant, this street tree is coming to life with plenty of color. They should be carefully selected and adapted to soil and microclimate conditions and designed to be durable and long-lasting. They do not have rooting near the surface, minimizing the chances of roots pushing through tree grates or pavement. Scotch pine will keep its needles, even after becoming dry. Consider SITE: What are the site limitations for tree growth? , flowering Cherries ( Prunus ) & Magnolias are all lovely choices japonicum ) is one such choice a! The heat of summer is possible, but in the 1930s, Dutch disease. Resist breaking, so they wo n't fall into the road in bad weather unlike other,. Massachusetts Avenue during much of the best for foliage color twentieth centuries pushing through tree grates create protective! 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