How do douglas fir plants adapt to life on land? ?

These plants have a thick bark, adventitious roots, long life cycle and rapid growth rate.  

Explanation:

The Douglas fir is a perennial and woody plant having long life cycle. it has developed many adaptations to its environment that   help this plant to survive in drastic environment. These adaptations are,

Thick Bark:

The bark of Douglas fir plants is thicker than other plant species and its composition looks like a cork which prevent the loss of water from the plant.

Adventitious roots:

These plants have developed adventitious roots that grows directly from the truck instead of the roots. This adaptation makes a stronger connection with soil and these plants are not easily ripped off.  

Long life cycle and Rapid growth:

Douglas fir plants have long life cycle as well as rapid growth rate. So they are found in abundance.    

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