Foliage clipping through foundations

[Boulderkin]

Platform: Steam
Issue Type: Graphics
Game Mode: Single Player
Server Type: PvE
Map: Exiled Lands
Server Name: =SERVER NAME=
Mods: =MODS=

I just think this is serious enough to report; I am using foundations and not ceilings to avoid exactly this.

[MsGurrl]

It happens to me in the north also