Foliage
Bark
Bud
Flower
Fruit
Form
Taxonomy
| Family | Rosaceae |
|---|---|
| Genus | Sorbus |
| Species | americana |
| Common Name | American mountain-ash |
| iTree Code | SOAM3 |
Plant Form
| Form | Small tree |
|---|---|
| Height | 0 feet |
| Spread | 0 feet |
| Deciduous | Yes |
Identification Description
| Foliage | Deciduous dark green leafs that are 6-10" long, 11-17 leaflets that are lancelet and serrated. The leaflets are 2- 2 1/2" long. | Leaf Type
 |
Compound - Pinnate |
|---|---|---|---|
| Needles | 0 | ||
| Bark | gray brown with lenticels when younger, as it ages, splits with scaly patches. | ||
| Bud | Dark purple and sticky, 3/8-1/2" long | Bud Arrangement
|
Alternate |
| Twig | Bright gray to reddish brown | ||
| Flower | Clusters of small white flowers. Bloom in the late spring/early summer. | ||
| Fruit | Red Pomes that are in clusters. Each fruit is 1/4-3/8". Ripen in fall and persist through winter. | ||
| Fall Color | |||
Site Characteristics
| USDA Zones
|
pH Levels | Salt Tolerance | |||
|---|---|---|---|---|---|
| Min | 2a | Min | 4.6 | Soil | Moderate |
| Max | 4a | Max | 6.0 | Spray | Moderate |
| Shade Tolerance | Drought Tolerance | Allelopathy |
|---|---|---|
| Tolerant | Moderate | Unknown |
Species Status
| Nebraska Native | |
|---|---|
| U.S. Native |
|
| Region of Origin | North America |