By Pdb
Lancashire,
United Kingdom 
Hi Ilex, here are the photos. Hope they are clear enough for you.
20 Jul, 2010
Answers
He's very good isn't he :-)
20 Jul, 2010
Thanks Ilex. Yes he is very good. I really didn't like the plant at first, but over the years I have changed my mind. Its very reliable and flowers for weeks.
20 Jul, 2010
Hi Pdb,
That's Spiraea salicifolia. :-)
20 Jul, 2010