FoliageBalloon Flower
Platycodon grandiflorus
Balloon Flower (Platycodon grandiflorus) is a perennial, hardy in USDA zones 3-8, that matures to about 1-2.5 ft × 1-1.5 ft. It does best in full sun and part shade with medium water needs in well-drained soil. Expect blue and white blooms in summer. It grows happily in containers.
- USDA zones
- 3-8
- Sun
- Full sun, Part shade
- Water
- Medium
- Mature size
- 1-2.5 ft × 1-1.5 ft
- Maintenance
- Low
- Soil
- Well-drained
- Bloom color
- Blue, White
- Bloom season
- Summer
- Native to
- China, Korea, Japan, Russia
In the landscape
Data sources
Freeze survival
Will it survive your winters?
Hardiness zones show a normal bad winter. We check the worst one — Balloon Flower is hardy to about -40°F (estimated from USDA zone 3), so we'll score it against the real coldest nights your area has actually had.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
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