Grows 18-20" tall, spreads by underground runners. Leaves are light green & serated. Flowers are pale pink bells with a few maroon dots, 2" long. In my NE garden, blooms in June. Some kind of campanula ( photo / image / picture from Cayuga Morning's Garden ) Campanula--but what kind? ( photo / image / picture from Cayuga Morning's Garden )
Maybe campanula punctata. Spotted bellflower. I planted a few plants and when I realized what I planted I started kpulling it out. After three years, I am still pulling a few plants each year. Don
