Grow your own Platycodon Balloon Flower (Platycodon grandiflorus) from open-pollinated seeds — one of the garden world's most distinctive and charming perennial flowering plants. Famous for its unique inflated balloon-shaped buds that dramatically open into beautiful five-pointed star-shaped blooms in shades of blue-purple, white, and pink. This easy-to-grow perennial returns reliably year after year, producing an abundance of blooms throughout summer. Ideal for garden borders, cottage gardens, container growing, rock gardens, and pollinator-friendly planting schemes. Cold hardy, long-lived, and utterly delightful.