Bur Oak

Basisdaten

bur oak (Quercus macrocarpa) leaf
bur oak (Quercus macrocarpa) leaf
  • bur oak (Quercus macrocarpa) leaf
  • bur oak (Quercus macrocarpa) leaf underside
  • bur oak (Quercus macrocarpa) budding
  • bur oak (Quercus macrocarpa) flower
  • bur oak (Quercus macrocarpa) bud
  • bur oak (Quercus macrocarpa) blossoms
  • bur oak (Quercus macrocarpa) leaf in Winter
  • bur oak (Quercus macrocarpa) leaf in autumn
  • bur oak (Quercus macrocarpa) trunk / stem
  • bur oak (Quercus macrocarpa) branch
  • bur oak (Quercus macrocarpa) crown in winter
description: 

The Bur oak is native to North America. The high-quality wood is sold as white oak because the oak belongs to the subgroup of white oaks. The Bur oak is fire tolerant, so that they can survive bush or savanna fires well.

Tree profile

name botanical: 
Quercus macrocarpa
other name: 
Mossycup Oak
other name: 
Mossycup White Oak
family: 
Beech family (Fagaceae)
species: 
deciduous tree
height: 
up to 30 m (99 ft)
leaf: 

The leaves of Bur oak are green, sinuate, up to 15 cm (5.9 in) long and up to 13 cm (5.1 in) broad. The leaf margin is smooth.

leaf shape: 
sinuate
leaf margin: 
smooth
leaf position: 
alternate
fall foliage: 
copper yellow
flowering: 
May
blossom color: 
greenish - yellowish
blossom description: 

The flowers form greenish - yellow drooping catkins. Flowering and leafing sprout together.

gender distribution: 
monoecious
fruit: 

Big acorns, up to 5 cm (2 in) in diameter. The fruit cups wrapped half the acorn.

branches: 

The branches are brown, rough, thickened at the end. The buds are small and brown.

bark: 
The bark is gray-brown and lengthwise furrowed.
root: 
Taproot-plant
location: 
Sun to half-shade
soil: 
all soils
ph value: 
slightly acidic to alkaline
usage: 

single tree