Below is a walkthrough for the Level 15 errand quest called The Oldgrowth in Horizon Forbidden West. To obtain this quest, speak with Shael at Plainsong after completing The Eye of the Earth main quest.
Talk to the Survivor
The survivor can be found in Plainsong near the Stitcher. Speak with him.
Go to the Oldgrowth
Travel north of Plainsong to find the Oldgrowth.
Kill the Machines
Defeat all the machines in the area.
Gather the Seed Pouch
The seed pouch is located on the corpse in the center of where the machines were.
Follow the Tracks
Use your focus to find the tracks then follow them to a corpse.
Gather the Seed Pouch
Examine the corpse to retrieve the seed pouch.
Follow the Tracks
Continue following the tracks until you reach another corpse.
Gather the Seed Pouch
Examine the corpse to retrieve the seed pouch.
Follow the Tracks
Again, continue following the tracks. You’ll have to cross the water then climb up the cliffs. At the top you’ll spot machines near a crack in the cliff.
Kill the Machines
Defeat the machines in the area.
Examine the Crevice
Enter the hole in the rock wall.
Kill the Clawstrider
Defeat the enemy. It’s weak to shock!
Talk to the Utaru Hunter
Speak with Lao near the hole.
Return to Shael
Travel back to Plainsong and speak with Shael to complete the quest.
Rewards
- 2750 XP
- 1 Skill Point
- 1 Utaru Harvester