Plant Catalog › Platycodon grandiflorus 'Astra White' Platycodon grandiflorus 'Astra White' $0.00 Common Name: Dwarf Balloon FlowerBlooms: July through AugustH: 8-10" W: 8-10"Color: White Shades Add To Cart Added! Common Name: Dwarf Balloon FlowerBlooms: July through AugustH: 8-10" W: 8-10"Color: White Shades