I have never heard that, however, I do know that they have large root systems, so it might just be that they are good at shading and outcompeting other plants if not trimmed and kept in check.
I did remove mine from my 75 though as it was getting too large for what I wanted, and stem plants did not do well around it as the got lost underneath it.
I did remove mine from my 75 though as it was getting too large for what I wanted, and stem plants did not do well around it as the got lost underneath it.