Ageratum

It is also called Floss Flower. It took me awhile to find this on the internet. Our neighbor gave a little bit of it to my wife to fill in an empty spot. It took over it's corner of the garden by the birdbath.

[Corinne C]

Beautiful flower and colors

[Christine Sztukowski]

The flower does remind me of floss . Lovely flower

[mittens (Marilyn)]

Beautiful.