Platycodon Astra Double Blue
Balloon Flower
Balloon like buds burst open into semi-double, bell-shaped periwinkle blue flowers, which measure a full 7.5 cms across. Exceptional branching and thick flower petals make for long-lasting bloom. At just 20 cm (8”) in height it is suitable as an edger or for a rockery.
- Height: 20 - 25 cm (8 - 10 in)
- Spread: 15 - 25 cm (6 - 10 in)
- Cold Hardiness: Zone 3
- Sun or Shade: sun to partial sun
- Bloom Time: midsummer
- Leaf Colour: green
- Bloom Colour: blue
Growing and Maintenance Tips
Grow Platycodon in average well drained soil in sun to partial sun. It is tap rooted so it resents disturbance and is difficult to divide.