On Jun 7, 9:39*pm, Charlotte Grant wrote:
Hi

I have a buddleja davidii that I want to keep to 4ft height, 3ft spread.

What pruning regime should I follow please?

Best regards,
C

Dig it out.
There are some "Dwarf" fiorms that you will be able to keep to that
size, such as
http://www.thompson-morgan.com/flowe...EY4QodO yVktA
but Davidii will get a lot biger, I've had flowering spikes over 6ft
long on a mature bush