Ajuga reptans "Burgundy Glow"
Alcea rosea “Double Scarlet”

Alcea rosea “Double Pink”
    Anemone hupehensis  
Anemone hupehensis  'Prinz Heinrich'

    Aquilegia "Crimson Star"
    Arum italicum

    Aster alpinus "Happy End"
    Aster novi-belgii
    Astilbe arendsii
    Astilboides tabularis

    Astrantia major
    Astrantia major "Claret"
    Aubrieta
    Bergenia

    Bergenia "Rotblum"
    Brunnera macrophylla 

    Brunnera macrophylla  "Jack Frost"
    Campanula glomerata "Alba"

    Campanula glomerata "Superba"
Campanula lactiflora 'Pouffe'
    Campanula punctata alba
    Campanula punctata “Elizabeth”
Convallaria majalis Double
    Convallaria majalis Grandiflora
Convallaria majalis Rosea
Coreopsis grandiflora  "Early Sunrise"

    Coreopsis grandiflora.
Cyclamen coum

Delosperma deschampsii
    Delphinium hybr. Pacific
Dicentra formosa

    Dicentra spectabilis Alba
    Digitalis alba
    Digitalis purpurea

    Echinacaea purpurea
    Erica carnea “Isabell”
Erica carnea “Rubinfeuer”
    Erica carnea “Rubinschimmer”
    Erythronium Pagoda
    Eryngium
Gaura lindheymeri "Siskiyou Pink"
    Geranium sanguineum Violet
    Geum chiloense  "Mrs. Bradshaw"
Helleborus orientalis mix.
    Helleborus orientalis "Double Queen"
    Hemerocallis (look at Garden Guide, more as

    Heuchera micrantha  "Palace Purple"
    Heuchera "Silver Scrolls"
    Hosta “Blue Cadet”

    Hosta “Fortunei Albopicta”
Hosta 'Ground Master'
Hosta sieboldiana  'Frances Williams'
    Hosta undulata “Albomarginata”
    Hosta undulata “Mediovariegata”
    Incarvillea delavayi

    Incarvillea delavayi Alba
    Iris hybrida  Tall  (look at Garden Guide, more as 200 varieties

)
    Iris hybrida  Intermediate   (Garden Guide

)
    Iris hybrida  Border  (Garden Guide

)
    Iris hybrida Dwarf  (Garden Guide)
    Iris laevigata
    Iris sibirica “Cambridge Blue”
    Iris versicolor

    Ligularia dentata

    Ligularia przewalskii
Liriope muscari 'Ingwersen'
    Lobelia fulgens "Queen Victoria"
    Lobelia speciosa
    Lobelia speciosa Scarlet
    Paeonia arborea (Garden Guide)
    Paeonia hybrida  (Garden Guide)
    Paeonia lactiflora  (Garden Guide)
    Paeonia tenuifolia
    Papaver orientale  "Harvest Moon"
Penstemon "Apple Blossom"
    Phlox  paniculata            
    Phlox paniculata "Bright Eyes"

    Phlox paniculata “Laura”
Phlox (M) "Natascha"                   
Phlox procumbens 'Variegata'  

Phlox (D) White Admiral
    Phlox subulata
    Platycodon grandiflora “Astra Rose”
    Platycodon grandiflora “Astra White”

Potentilla  "Arc-en-Ciel"
    Polygonatum multiflorum
Polygonatum multiflorum "Variegata"
Primula japonica 'Miller's Crimson'
    Pulsatilla vulgaris
    Rudbeckia hirta
    Rudbeckia hirta “Cherokee Sunset”
    Rudbeckia hirta “Goldsturm”
    Rudbeckia hirta “Toto Gold”
    Rudbeckia hirta “Toto Rustic”
    Rodgersia purdomii
    Scabiosa atropurpurea
Sedum spectabile "Stardust"
Sedum spurium "Schorbuser Blut"
    Trillium
Trollius chinensis 'Golden Queen'

    Trollius europaeus

    Grass.
    Carex buchananii
Carex 'Silver Sceptre'
    Miscanthus sinensis           
    Miscanthus sinensis  'Variegatus'
    Miscanthus Zebrinus 
    Phorminum Rubra    

    Fern.  
    Athyrium filix- femina "Frizelliae"
    Dryopteris affinis cristata "The King" 

    Swamp and water.  
Darmera peltata
    Nymphaea (white, rose, yellow, orange, red).
Orontium aquaticum.
Pontederia cordata