North America, United States, Western United States, Southwestern United States, Mexico
China, Eastern Asia, Japan
Grasses
Platycodon grandiflorus Astra series, Platycodon grandiflorus Fuji series, Platycodon grandiflorus 'Komachi', Platycodon grandiflorus 'Sentimental Blue'
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 14, 18, 19, 20, 21
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