Bleu clair
Sempervivum grandiflorum
Corydalis elata 'Blue Summit'
Agastache 'Black Adder'
Hymenocallis festalis 'Zwanenburg'
Choisya LITTLE BEE
Senecio candicans 'Angel Wings'
Astilbe 'Dark Side of the Moon'
Alstroemeria 'Summer Break'
Weigela 'Red Prince'
Carex morrowii 'Irish Green'
Sambucus nigra 'Black Lace'
Astrantia major 'Buckland'