Platycodon grandiflorus Astra series, Platycodon grandiflorus Fuji series, Platycodon grandiflorus 'Komachi', Platycodon grandiflorus 'Sentimental Blue'
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Dry areas, Hills, limestone outcrops, Moist woods