My vote is japanese knotweed is going to win, and it will do so with ease in my experience of seeing how difficult it is to get rid of.

Maybe the previous resident of the house was a scifi writer actually worth their salt and they created the plant royale to observe what that part of the earth would be uniformly covered in after the wild ecosystems are gone.

What am I kidding scifi writers only care about serious man topics like space war and space politics and the specific kinds of engines on imagined starships…

looks down at the unfolding mass extinction

nothing to talk about here but electric sheep…