Amsonia hubrichtii (Hubricht's bluestar):
Clumps of soft feathery green foliage and palest blue star-like flowers in late Spring. Textural plant. Attractive autumn colour. Up to 60cm. Hardy
Disporum uniflorum (One-flowered disporum):
An unusual woodland plant with tall stems of arching pale yellow bell shaped flowers in spring. Black berries in the autumn. Hardy. Up to 60cm.