Northern Red Oak

Basisdaten

northern red oak (Quercus rubra) leaf
northern red oak (Quercus rubra) leaf
  • northern red oak (Quercus rubra) leaf
  • northern red oak (Quercus rubra) leaf underside
  • northern red oak (Quercus rubra) budding
  • northern red oak (Quercus rubra) flower
  • northern red oak (Quercus rubra) flower
  • northern red oak (Quercus rubra) flowers
  • northern red oak (Quercus rubra) flower
  • northern red oak (Quercus rubra) fruits / acorns
  • northern red oak (Quercus rubra) branch with terminal bud
  • northern red oak (Quercus rubra) trunk / bark
  • northern red oak (Quercus rubra) tree
description: 

The Red oak is native to North America. But it is very common to find it in Europe. The oak is a major supplier of timber. The hard wood is used in furniture industry, boat building and track laying (railway sleepers).

Tree profile

name botanical: 
Quercus rubra
family: 
Beech family (Fagaceae)
species: 
deciduous tree
height: 
up to more than 30 m (99 ft)
leaf: 

The leaves of Red oak are deeply sinuate to lobed. The lobe ends are tapered. The leaf can be 22 cm (8.7 in) long. The leaf margin is smooth.

leaf shape: 
sinuate
leaf margin: 
smooth
leaf position: 
alternate
fall foliage: 
orange - brown
flowering: 
April - May
blossom color: 
green-yellowish
blossom description: 

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

gender distribution: 
monoecious
fruit: 

The acorns hang on short stems in shallow fruit cups.

branches: 

The twigs are red-brown with light lenticels. The buds are reddish, slightly ovate, taper to a point and occur most frequently on branch end.

bark: 
The bark is dark brown and deeply fissured.
root: 
Deep to heart-rooting plant
location: 
Sun to half-shade
soil: 
sandy to loamy to strong loamy
ph value: 
slightly acidic to alkaline
usage: 

single tree, planting in groups, parks and garden

Typical diseases for Northern Red Oak

Typical fungi for Northern Red Oak