And what often happens to make the situation a whole lot worse is, the vigourous variety gets hacked back, (sorry i mean pruned hard), leading to even more vigourous growth. Not suggesting you have done such a thing, Nature's Babe. It is a counter-intuitive thing though, to prune the weak growth ha...

They will use anything, we had them in an outbuilding and they had used the very itchy insulation.