Corydalis 'Blue Heron' 5 L Perennial Green leaves turning russet and

Green leaves turning russet and purple in autumn

It flowers right through summer and

4 winter-hardy brassica varieties

and the seedheads that follow them provide food for small birds

Corydalis 'Blue Heron' 5 L Perennial Green leaves turning russet andBright blue tubular flowers with white throats Sweet fragrance Flowers for a long period in spring and early summer Grows well in light shade With its stunning bright blue flowers on red stems above ferny foliage, Corydalis Blue Heron looks fantastic in a shady spot, adding colour and fragrance from spring to early summer. A very strong, reliable performer, with a long flowering period and foliage that does not die back in summer.