Many people think you don’t need wood on a spaceship. They’re wrong, of course, strong wood, like alder, is just indispensable. Remember, you must bring a sample with the purest DNA.
The task in the "Forested Mountainside" location is part of the "Elder Alder" quest. In order to finish this quest, Diggy needs to also clear the repeatable location "Alder Terrarium".
In order to get a sample of alder wood, please visit a woodworker Ron that makes furniture from alders. He lives in the woods in the Forested Mountainside location. In order to get there, Diggy needs to move the stones and extend the bridges:
Once you find Ron's woodwork, take his axe ...
... and bring him wood from six maples instead and his alder reserves are yours.
Well done 💪! Take that alder wood:
To finish the "Elder Alder" quest, please clear the repeatable location "Alder Terrarium" and talk to Rusty in the camp.