Persicaria amplexicaulis 'Speciosa'

Phlomis russeliana

Phlox 'Blue Boy'

Phlox 'Bright Eyes'

Phlox 'Emerald Cushion Blue'

Phlox 'Laura'

Phlox 'Swizzle Blue'

Phormium 'Back in Black'

Phormium 'Evening Glow'

Phormium tenax MIX

Phygelius x rectus CANDY DROPS DEEP ROSE

Polemonium caeruleum 'Album'

Polypodium vulgare

Potentilla atrosanguinea

Primula denticulata 'Alba'

Prunella grandiflora 'Bella Blue'

Pulmonaria rubra 'Redstart'

Pulsatilla vulgaris 'Alba'

Pulsatilla vulgaris 'Papageno'

Rodgersia pinnata

Rudbeckia fulgida deamii

Salvia nemorosa 'Blaukönigin'

Salvia nemorosa SYNCHRO WHITE

Salvia x sylvestris BLUE MARVEL