Prunella grandiflora 'Bella Blue'

Pulsatilla vulgaris 'Papageno'

Rodgersia pinnata

Rudbeckia fulgida deamii

Salvia nemorosa 'Blaukönigin'

Salvia nemorosa SYNCHRO WHITE

Salvia x sylvestris BLUE MARVEL

Sanguisorba officinalis 'Tanna'

Satureja montana

Satureja montana

Saxifraga 'Pixie Pink'

Scabiosa caucasica 'Perfecta'

Sedum kamtschaticum 'Variegatum'

Sedum telephium SEDUCTION PINK PASSION

Thalictrum delavayi 'Hewitt's Double'

Thymus 'Doone Valley'

Tiarella wherryi

Tradescantia 'Karminglut'

Verbascum phoeniceum

Verbena bonariensis 'Lollipop'

Veronica gentianoides

Veronica peduncularis 'Georgia Blue'

Veronica spicata 'Icicle'

Heuchera micrantha 'Palace Purple'