Tree Of Heaven

Basisdaten

tree of heaven (Ailanthus altissima) leaf
tree of heaven (Ailanthus altissima) leaf
  • tree of heaven (Ailanthus altissima) leaf
  • tree of heaven (Ailanthus altissima) leaf underside
  • tree of heaven (Ailanthus altissima) budding
  • tree of heaven (Ailanthus altissima) crown foliage
  • tree of heaven (Ailanthus altissima) flowers
  • tree of heaven (Ailanthus altissima) fruit
  • tree of heaven (Ailanthus altissima) fruit in summer
  • tree of heaven (Ailanthus altissima) terminal bud
  • tree of heaven (Ailanthus altissima) trunk
description: 

The Tree of heaven comes from Asia but is quite often represented in Europe. The seeds and bark are poisonous and can cause allergic reactions in sensitive people.

The tree of heaven belongs in the warmer regions of Europe to the invasive trees. It often crowded out other species, as it is very vigorous and forms a large and aggressive root system. The roots can also cause great damage to roads, sewers and buildings. A tree of heaven can be removed only sustainable if the entire root system is removed.

Tree profile

name botanical: 
Ailanthus altissima
family: 
Quassia family (Simaroubaceae)
species: 
deciduous tree
height: 
up to 25 m (82 ft)
leaf: 

The leaves of Tree of heaven are odd- or even-pinnately compound with 9 to 41 leaflets. The leaflets are 5 - 18 cm (2.0 – 7.1 in) long. The leaf margin of the leaflets is smooth.

leaf shape: 
imparipinnate
leaf margin: 
smooth
leaf position: 
alternate
fall foliage: 
yellow
flowering: 
June - July
blossom color: 
greenish
blossom description: 

The greenish flowers are arranged as panicles. The fragrance of the flowers is unpleasant.

fruit: 

The samara are orange red.

branches: 

The branches are brown to greenish yellow.

bark: 
The bark is gray-green, flat and later barky.
root: 
Shallow-rooting plant
location: 
Sun to slight shade
soil: 
sandy to loamy
ph value: 
acid to slightly alkaline
usage: 

single tree, parks, urban green, pioneer plant

comment: 

The Tree of heaven is one of the invasive trees in the warmer regions of Europe. It often displaces other tree species there, as he is very vigorous and forms a large and aggressive root system. The roots can also cause great damage to roads, sewers and structures. A Tree of heaven can only be removed sustainably, even if the entire root system is removed.