Campanula trachelium
Other plants you might like if you grow nettle-leaved bellflower.
abelia
Abelia 'Edward Goucher'
Abelia 'Rose Creek'
Adriatic bellflower
Campanula garganica 'Dickson's Gold'
African daisy
Arctotis hybrida
ajania
Ajania pacifica
Alps yarrow
Achillea distans
alternate-leaved butterfly bush
Buddleja alternifolia
American boneset
Eupatorium perfoliatum 'Milk and Cookies'
