Foliage
Bark
Twig
Cone
Form
Video
Taxonomy
| Family | Pinaceae |
|---|---|
| Genus | Pinus |
| Species | banksiana |
| Common Name | jack pine |
| iTree Code | PIBA2 |
Plant Form
| Form | Tree: small to medium, with irregular crown |
|---|---|
| Height | 80 feet |
| Spread | 30 feet |
| Deciduous | No |
Identification Description
| Foliage | needles are always a yellow green color, 2 needles in a bundle, often twisted | Leaf Type
 |
Needle |
|---|---|---|---|
| Needles | 2 | ||
| Bark | the bark is scaly with irregular flaky plates. The flakes reveal a yellow orange inner bark while the outer bark is brown black | ||
| Bud | .25 inches long cylindrical with resin, pale red brown | Bud Arrangement
|
None |
| Twig | smooth twigs with red brown coloring | ||
| Flower | monoecious, male flowers are yellowish while female colors are purple | ||
| Fruit | The cone is 1 to 3 inches long, usually curved inwards and remain closed, persist for many years and open only when exposed to high heat such as a fire. | ||
| Fall Color | green | ||
Site Characteristics
| USDA Zones
|
pH Levels | Salt Tolerance | |||
|---|---|---|---|---|---|
| Min | 2a | Min | 6.0 | Soil | Low |
| Max | 6b | Max | 8.1 | Spray | Low |
| Shade Tolerance | Drought Tolerance | Allelopathy |
|---|---|---|
| Intolerant | Low | No |
Species Status
| Nebraska Native | |
|---|---|
| U.S. Native |
|
| Region of Origin | United States, Canada |
| More Information | Visit External Site |