Baloon-like buds open to semi-double bell-shaped blue flowers. Long lasting thick petaled flowers. Compact and self-branching.
| Scientific Name: | P. grandiflorous 'Astra Blue' |
| Zone: | 3 |
| Light: | Sun to Light Shade |
| Height: | 8" |
| Width: | 1-12" |
| New Shape: | Clump |
| Foliage: | Green |
| Flower: | Blue |
| Bloom Time: | Jun-Aug |