Striking light green leaves provide a nice contrast in the shade garden.
Asperula nitida
Viola odorata 'Comte de Braza'
Campanula pulla
Thymus serpyllum 'Red Carpet'
Echinacea 'Fatal Attraction'
Teucrium orientalis
Alstroemeria 'Summer Heat'
Camassia 'Violet Candle'
Helleborus 'Anna's Red'
Leucosceptrum japonicum 'Golden Angel'
Eryngium bourgatii 'Lapis Blue'
Acer japonicum 'Aconitifolium'