" wrote:
I planted from seed after a brief freezing of the seed in late autumn.
It germinated in the early spring. Now I am battling to keep in place.
It is difficult to keep from encroaching upon unwanted locations. So be
careful with this one!
Bittersweet

Yeah it's on a drainage ditch not close to much of anything else. I've
heard three way herbicide controls it, so I'll find out in a year or two.