By Charnwood
Dublin,
Ireland 
Good evening all, I'm wondering how far should i in cut into my Buddliea do i chop way down into the old wood or just take this years growth.
Thanks
12 Aug, 2017
Answers
But the recommended time to do the hard cutback is March, not now, so just take off some of the length for now.
12 Aug, 2017
Cutting it back hard now will produce a lot of succulent new growth, which might run afoul of the first frosts this fall.
13 Aug, 2017
You can cut it back as far as you like and it will regrow.
12 Aug, 2017