Johnson's Blue' is a clump-forming rhizomatous perennial to 30cm, with deeply lobed leaves and long-stalked flowers 5cm in width, with rounded, dark-veined, lavender-blue petals
Johnson's Blue' is a clump-forming rhizomatous perennial to 30cm, with deeply lobed leaves and long-stalked flowers 5cm in width, with rounded, dark-veined, lavender-blue petals