By Davey2009
Staffordshire,
United Kingdom 
What is this plant any ideas anyone it seems to thrive with neglect as you can see its spread alot in this garden
21 Jul, 2011
Answers
Spot on thank you, Id spent ages on plant finder sites before posting here ;-)
21 Jul, 2011
you're welcome!
21 Jul, 2011
Looks like Lysimachia or also known as Loosestrife a british native perennial, can prove to be a bit of a thug in the garden!
21 Jul, 2011