Blue Balloon Flower Seeds (Platycodon grandiflorus ‘Blue’)
Perennial Zones 3–8 Full Sun to Part Shade
Bring a pop of periwinkle-blue to your garden with these enchanting Blue Balloon Flowers. Their signature puffy buds unfurl into vivid, star-shaped blooms that float above tidy mounds of green foliage — a whimsical favorite for borders, cottage gardens, and perennial beds.
Color: Rich blue-violet
Height: 18–24 inches
Bloom Time: Midsummer to early fall
Spacing: 12–18 inches apart
Soil: Well-drained, moderately rich
Pollinator-Friendly: Attracts bees and butterflies
Cut Flower Use: Long-lasting blooms with unique form
Start indoors 6–8 weeks before your last frost or direct sow after danger of frost has passed. Once established, these hardy perennials return reliably each year, offering low-maintenance beauty and a touch of magic to your seasonal bouquets.