Does it have long thin branches growing upwards with bright yellow flowers?
If so, it's probably Forsythia, which is one of the first things to come into flower in the spring so you may want to try to hang on to that.
( The Cat's Mother Not a People Person., Tue 30 Jun 2009, 12:55, archived)

Did a quick search
It's not that, I think it might be this stuff www.findmeplants.co.uk/plant-hypericum-2957.aspx
( Maximinimus you stick around I'll make it worth your while, Tue 30 Jun 2009, 13:06, archived)

That's nice too
Says it's hardy. Hack away!
( The Cat's Mother Not a People Person., Tue 30 Jun 2009, 13:28, archived)