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Horticulture Garden Plants





Bur Oak
(Quercus macrocarpa)

Species Distribution
http://www.wimbishtreefarm.com/index_files/image7101.jpg
The bur oak has the largest acorns of all native oaks.

Height:
This tree can exceed 35 meters in height.

Leaf and Bark Type:

These leaves are simple and arranged alternately on twige. single leaves have rounded lobes with deep sunuses near the center of the leaf. Their bark is fire-resistant and naturally drought resistant.

Where does it grow and in what conditions:
This oak is very drought resistan and grows slowly on dry uplands and sandy plains but can also be found on fertile limestone soils and moist bottomlands. This tree is distributed throughout the Eastern United States and the Great Plains. The average precipitation is as low as 15 inches of rain and can grow in temperatures of -20
° F to over 100 ° F.  This oak is often associated with calcareous soils and is also prevalent in limestone soils and soils derived from shales and sandstone. It prefers partial sun and loamy soil tha tis moist and deep for the most part.

Pollinators:
These oaks are pollinated by wind.

Flowers:
Bur oak flowers are produced in the spring and are drooping yellowish catkins.


Fruits:
The Bur oak produces an acorn  tha tis 1/4 to 3/4 incehs long that is light brown.


Uses
The wood is commercially valuable and marked as white oak. It is also grown in ornamentaly  an dis a fine tree for streets and lawns. Its bark has the same strength, hardness, and durability characteristics as white oak but is often less valuable because the trees develop more limbs and are often open grown. 

GPS location


Submitted by Clifton and Yarbrough 

Citations:
http://www.na.fs.fed.us/pubs/silvics_manual/volume_2/quercus/macrocarpa.htm

http://www.na.fs.fed.us/pubs/silvics_manual/volume_2/quercus/macrocarpa.htm

https://www.extension.iastate.edu/forestry/iowa_trees/trees/bur_oak.html

http://www.illinoiswildflowers.info/trees/plants/bur_oak.htm

http://temp1.idano.net/wp-content/uploads/2013/03/Bur-Oak.jpg



 





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