NJBob said:Very pretty I do not think I have seen ones with double flowers like that before.
It is a sterile double bloom strain of Calystegia pubescens. I got it as a gift years ago. It spreads by underground roots so one must grow it in a pot to keep it under control.
Its buds and leaves are being fed upon by fuzzy white caterpillars. I hope they leave some flowers for us to see.