Are there different types of aspen?

Are there different types of aspen?

Aspen consists of two main species — quaking aspen (Populus tremuloides) and bigtooth aspen (Populus grandidentata). Other members of the genus include balsam poplar (Populus balsamifera) and cottonwood (Populus deltoides), but these are not major elements of the aspen forest type.

What’s the difference between an aspen and a quaking aspen?

General Description. Aspens can be identified by their smooth, white bark marked by black scars where lower branches are naturally self-pruned. Quaking Aspen leaves are somewhat heart shaped, with finely saw-toothed margins and range in size from 1.25-3″ (3-8 cm) long.

What type of aspens are in Colorado?

Aspen, known as quaking aspen, are Colorado’s only widespread, native, deciduous tree and can be found from 6,500 to 11,500 feet in elevation, particularly on the West Slope.

What trees are in the aspen family?

aspen, any of three trees of the genus Populus, belonging to the willow family (Salicaceae), native to the Northern Hemisphere and known for the fluttering of leaves in the slightest breeze. Aspens grow farther north and higher up the mountains than other Populus species.

What is a Swedish aspen?

Swedish Aspen is an extremely fast growing columnar aspen tree. It’s ideally suited for urban settings where space is limited such as privacy screens or along the edges of driveways. Swedish aspen thrives in a variety of growing conditions with little maintenance or pruning.

What’s the difference between aspen and poplar?

Quaking aspen has smaller heart-shaped to circular (orbicular) leaves with fine (serrate) teeth on the edges. Balsam poplar leaves are quite variable across its range but in general they are egg-shaped (ovate) or more narrowly spear-shaped (lanceolate) with very small teeth along the leaf margin.

How do you tell if a tree is an aspen?

The aspen tree’s identifying features are its tall, slender appearance, thin round tooth-edged leaves on the ends of long stems, and grayish bark. You can recognize aspens by the fluttering leaves that make the tree look as if it’s trembling.

Are aspen and poplar the same?

Populus tremuloides is a deciduous tree native to cooler areas of North America, one of several species referred to by the common name aspen. It is commonly called quaking aspen, trembling aspen, American aspen, mountain or golden aspen, trembling poplar, white poplar, and popple, as well as others.

Is aspen an oak tree?

Young aspen grove. Photo by Linnea Hanson. Aspen are medium-sized deciduous trees, commonly 20 to 80 feet in height, and 3 to 18 inches diameter. Trees more than 80 feet tall and larger than 24 inches diameter are occasionally found.

Is aspen a pine tree?

They are all medium-sized deciduous trees reaching 15–30 m (50–100 ft) tall. In North America, the aspen is referred to as quaking aspen or trembling aspen because the leaves “quake” or tremble in the wind.

What is the difference between an aspen and a poplar?

Leaves: In aspen, the leaf stalks (petioles) are vertically flattened. In contrast, the leaf stalks of balsam poplar are round and not flattened; and the leaf blades are much longer than they are wide. It is important to learn the difference between aspen and other poplars.

Is aspen an evergreen?

Aspen are medium-sized deciduous trees, commonly 20 to 80 feet in height, and 3 to 18 inches diameter.

How many types of aspen trees are there?

The Trees. Aspen consists of two main species — quaking aspen (Populus tremuloides) and bigtooth aspen (Populus grandidentata). Other members of the genus include balsam poplar (Populus balsamifera) and cottonwood (Populus deltoides), but these are not major elements of the aspen forest type.

What type of tree is Aspen?

Aspen is a type of deciduous tree that belongs to the willow family. There are six species of aspen that can be found in the temperate areas of the northern hemisphere. Aspen grows in the sunny areas, on a moist, but well-drained soil. Aspen can be seen in the woods, mountains, valleys, parks and near the waterways.

Why do aspen trees turn yellow?

Their presence on the aspen tree is more often than not a sign of aphids infecting the tree. Decreased growth can be a symptom of aphids feeding on the plant sap. The leaves of aphid-infested trees turn yellow and are curled. The presence of sooty mold fungus can also be a sign of aphid infection.

What family are aspen trees in?

Aspen, any of three trees of the genus Populus , belonging to the willow family (Salicaceae), native to the Northern Hemisphere and known for the fluttering of leaves in the slightest breeze.