How to Prune aster 'Asran'?
Deadhead spent flowers to tidy, cut back stem close to the ground in late autumn

aster 'Asran' · Aster ageratoides 'Asran'
Grow in well-drained, moderately fertile soil in full sun or light shade. See aster cultivation
Deadhead spent flowers to tidy, cut back stem close to the ground in late autumn