Violet-blue and white flowers.
|Flowering period: Mid summer onwards.|
|Growing conditions: Part shade. Dislikes dry soil.|
|Typical mature height: 60 inches ( 152 cms )|
|Hardiness: Very hardy. Should withstand severe winters and exposed sites.|
|This plant has been awarded the Royal Horticultural Society's Award of Garden Merit (AGM).|
|This is an insect-friendly plant which gives bees and other insects easy access to nectar and pollen.|