Yeah trying to drive around with the normal car on Gleba was something I quickly discarded for the same reason. I was constantly hitting trees I couldn't really separate from the background/tileset once I started speeding up.

I've checked all the other Agri tower overlay posts but don't seem to come across this specific issue:

When I place a tower I cannot see which of the tiles will require artificial soil and which will require overgrowth soil.

Example: https://imgur.com/a/l0cucgx

Suggested solution: I was going to ...