Cumbria,
United Kingdom 
Is it ok to grow a potted Buddleja in Ericaceous compost please?
6 Aug, 2010
Answers
I would just use a pretty big pot--they can use up water very quickly, and tend to grow fast.
6 Aug, 2010
Indeed a very big pot
6 Aug, 2010
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They aren't fussy about soil can be acidic or alkaline.
6 Aug, 2010