Astra Double Blue balloon flower
Platycodon grandiflorus 'Astra Double Blue'
USDA zones3 to 8
SunHandles full sun to partial sun
WaterHandles moderate to moist soil
- Habit
- Clumping
- Bloom season
- Spring, summer
- Soil types
- Loam
- Soil pH
- Acid, alkaline, neutral
Garden uses
Notes
'Astra Double Blue' balloon flower (Platycodon grandiflorus 'Astra Double Blue') is a perennial for borders, containers, cottage gardens, and rock gardens. It is hardy to USDA zone 3, or down to -40°F (-40°C). This plant likes full or part sun and average to moist, loamy soil. It forms a clumping mound and blooms in early to late summer. It sits low on the menu for deer. The double blue flowers suit low maintenance beds.
Pairs well with Coneflower, Yarrow, Orange daylily, and Garden phlox.