While not realistic in most ways, I enjoyed the 2d trees in A Valley Without Wind, very colorful and they change some with the day/night cycle. Also, you could "shrink" trees (and other objects) into your inventory and bring them back to your base to decorate.

A couple of screenshots:

https://www.gamingnexus.com/Images/Article/rlcxpg3498/12.jpg

https://www.rockpapershotgun.com/images/12/may/valley5.jpg/R...