Now you mention it, and after looking at a photo, you could be right. May be a false alarm. But they do appear to have Kidney vetch growing round the corner? DawnSE22 Wrote: ------------------------------------------------------- > I would be very surprised if it was a Small Blue. > The nearest colony to us is on chalk download at > Hutchinson's Bank, south of Croydon. Do you think > it could be Holly Blue instead, a common butterfly > found in urban areas? I've also seen a female > Common Blue on one occasion in my old garden on > Landells rd, but that is my only local sighting.