bur oak - Fagaceae Quercus macrocarpa

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QUMA2

Taxonomy

FamilyFagaceae
GenusQuercus
Speciesmacrocarpa
Common Namebur oak
iTree CodeQUMA2

Plant Form

FormTree: broad, spreading and rounded crown.
Height75 feet
Spread80 feet
DeciduousYes

Identification Description

FoliageDark green, irregular lobes, typically two sinuses deep to leaf centerLeaf Type Information IconSimple
Needles0
BarkThick, grayish with deep furrows & vertical ridges
BudTerminal buds are clustered and rounded, red/brownBud Arrangement Information IconAlternate
TwigGray/brown with or without have corky ridges,
FlowerMale flowers slender yellow-green catkins; female flowers form at leaf base, smaller
FruitAcorn with a large fringed-cap covering 50 to 75% of the kernel
Fall Colorbrown

Site Characteristics

USDA Zones   info for zonespH LevelsSalt Tolerance
Min2aMin4.5SoilModerate
Max8aMax8.0SprayIntolerant

Shade ToleranceDrought ToleranceAllelopathy
IntolerantHighNo

Species Status

Nebraska NativeYes Check
U.S. NativeYes Check
Region of OriginNorth America
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