Corydalis solida
Allium oreophilum 'Samur'
Convallaria majalis 'Prolificans'
Diervilla splendens 'Diva'
Thalictrum delavayi 'Splendide White'
Fritillaria uva-vulpis
Geranium phaeum 'Joseph Green'
Polemonium 'Bressingham Purple'
Ulmus parvifolia 'Hokkaido'
Chamaecyparis pisifera 'Boulevard'
Vitex agnus-castus latifolia