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| Hardiness zone | 4 | | Maximum height | 50 cm / 20" | | Maximum width | 30 cm / 12" | | Exposure | Sun | | Plants attracting birds | No | | Fragrant plants | No | | Notes : Dainty blue cornflower-like flowers on stems rising above rosettes of foliage. Blooms July to September. Flowers are useful for cutting and last a long time. |
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