Amsonia tabernaemontana ‘Storm Cloud’
This clump-forming perennial with olive-green foliage that is veined with silver. The near black stems bear masses of star-like periwinkle blue flowers in late spring/ early summer. Height 70-80cm. Likes full sun and ordinary garden soil. Attractive to butterflies and also makes a good cut flower.
Available in a 3 litre pot