This is a very narrow tree suitable for tight spaces, also because it is much less prone to suckering than other quaking aspen. The heart-shaped leaves are slightly scalloped at the edge and emerge red. And, of course, it quakes, shimmers, and shakes. Elvis, eat your heart out!
Mature size: 40 feet T & 10 feet W
Minimum temperature: -50° F
First photo: By Krzysztof Ziarnek, Kenraiz - Own work, CC BY-SA 4.0, https://commons.wikimedia.org/w/index.php?curid=58479968
Second photo: example of fall color