Rose of Sharon? I have a driveway lined with those andbthey have never spread. The multifora rose the farmers were told to introduce decades ago though....
I got a bio degree focused on animals and nutrition because I wanted to be a vet... then realized the last 3 years would put me a million in debt and even then I would be a working mom, never able to actually be with my kids. So now its pretty much only useful as an odd enthusiastic hobby, or...