"Winner of the RHS Plant of the Centenary at Chelsea Flower Show 2013"
Position: Full Sun or Part ShadeHeight/Spread: 60cm x 80cmFlowering period: SummerSoil type: Well-drained fertile soilHardiness: Fully Hardy
Vigorous and long flowering with large violet-blue flowers with white centres. Forms mounds of slightly-marbled, deep green foliage. Perfect for underplanting roses, or filling a few gaps in the front of a border.