Taxonomy
Clade | angiosperm |
Family | Fagaceae |
Genus | Quercus |
Species | macrocarpa |
Common Name | bur oak |
iTree Code | QUMA2 |
Plant Form
Form | Tree: broad, spreading and rounded crown. |
Height | 75 feet |
Spread | 80 feet |
Deciduous | Yes |
Identification Description
Foliage | Dark green, irregular lobes, typically two sinuses deep to leaf center |
Leaf Type
|
Simple |
Bark | Thick, grayish with deep furrows & vertical ridges |
Bud | Terminal buds are clustered and rounded, red/brown |
Bud Arrangement
|
Alternate |
Twig | Gray/brown with or without have corky ridges, |
Flower | Male flowers slender yellow-green catkins; female flowers form at leaf base, smaller |
Fruit | Acorn with a large fringed-cap covering 50 to 75% of the kernel |
Fall Color | brown |
Site Characteristics
USDA Zones
|
pH Levels | Salt Tolerance |
Min | 2a |
Min | 4.5 |
Soil | Moderate |
Max | 8a |
Max | 8.0 |
Spray | Intolerant |
Shade Tolerance | Drought Tolerance | Allelopathy |
Intolerant |
High |
No |