North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Texas, Canada
China, Eastern Asia, Japan
Not Available
Platycodon grandiflorus Astra series, Platycodon grandiflorus Fuji series, Platycodon grandiflorus 'Komachi', Platycodon grandiflorus 'Sentimental Blue'
Not Available
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