Retail nursery specialising in Perennials and Alpines all grown peat-free.
A new Dutch variety with good mildew resistance and stunning dark flowers beloved by insects, especially bees. Deadhead to prolong the flowering period. Seldom needs staking.
Deep violet-blue flowers up to 90cm (36in) from June to September and growing 45cm (18in) wide. Happy in most garden soils in sun.