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Outstanding Features:
Majestic, spreading form. Tolerance to poor soils.
Description:
Height: 50-80'
Width: 40-80'
Hardiness Zone: 3a
Bur Oak is a large, rugged tree. Its form is round to widespreading. Branches are coarse in texture. Leaves are large with rounded lobes. Lower half of the leaf has deep sinuses while the upper half has very shallow lobes. Fall color is yellow-green to brown. Bur Oak is native throughout the upper midwest and grows in many different sites. It is extremely adaptable to a wide range of environmental conditions.
Requirements and Culture:
Bur Oak is a large tree and needs room to spread. Very tolerant to a broad range of soil conditions. Very tolerant of drought and alkaline soils. Full sun.
Limitations:
Difficult to transplant because of their strong tap root. No serious insect or disease problems. Good resistance to oak wilt. Several types of galls are frequently found on the leaves and small branches of Bur Oak. These galls are unattractive but cause little damage.
Photo Credit:
1 & 2 MLA.
Minnesota Power | University of Minnesota | Northern
States Power Company
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