Full list of all 4 Touch Some Grass achievements. It takes around 0-1 hour to unlock all of the achievements in the base game on Windows.
The base game contains 1 achievement, and there is 1 DLC pack containing 3 achievement.
You Touched Some Grass!
You Touched Some Grass in Survival Mode for 5 Minutes!
You Touched Some Grass in Survival Mode for 1 Minute!
You Touched Some Grass in Survival Mode for 3 Minutes!