Loose clumps of upright stems with relatively broad greyish leaves and mad plumes of cream flowers that arch and curl to one side in summer. Drained soil in full sun. 90cm.
(Verbena corymbosa) Delightful light purple flowers in dense heads from mid summer to autumn to 45cm. Hardy and fully herbaceous in cold winters. Good soil in sun.
A brilliant dark purple leaved form of the hardy British native Vervain. Low scrambling clumps ideal for spilling through other plants and over the edges of containers or raised beds. Sun, drained soil. 50cm.