‘Hookstone Purple’

Large amethyst (H1) flowers; V-XI; mid-green foliage; tall; height 31-45cm; spread 75-100cm. Useful for tall ground cover; blossoms for a long period (May to November).

Introduced by Underwood's Nursery at Hookstone Green, Surrey, England.

Named after the Underwoods' nursery, and the flower colour.