The Thuja Orientalis and Occidentalis are evergreentrees that can
live for hundreds of years. The woods has a nice smell,
and is very strong.
A Thuja will grow slow but can be much higher then 20 meters high.
dan 20 meter.
This thuja Orientalis is about 300 years old and more then 30 meters high.
Those kind of Thuja's are rare.
All parts of the arborvitae are strongly poisoneous,
but the Leaves are the most dangerous.
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The stem.
pruning your Thuja
A Thuja can be pruned in spring, but its also possible to do this
during summertime. A Thuja can be given different shape (sculpturing)
but you have take care not to take away to much branches as the
dead wood won't form new leaves.
Living under a Arborvitae
Live is difficult under a Thuja, there is a deep shadow and the roots
roots of the Thuja collect all the water. Only grass that is capable
to grow in that shade will survive. .
seeding the Thuja
Thuja seed will develop quickly into a small tree. those small trees
are good for growing Bonsai trees.
A Thuja will grow slow but can be much higher then 20 meters high. 
This thuja Orientalis is about 300 years old and more then 30 meters high. 
All parts of the arborvitae are strongly poisoneous, 
The stem.
