Thalictrum aquilegiifolium

Hardy herbaceous clump forming perennial, bluey-grey foliage flushed purple. Purple and cream flowers. June-Aug. 1.5m. Sun or partial shade, moist free draining soil.

Trochodendron araliodes

Frost hardy evergreen tree or shrub, glossy green leaves and tiny green flowers, pretty seedheads. 10m. Sheltered site. Sun and part shade and good soil.