Acanthus spinosus
Acanthus-'Jeff-Albus'
Achillea 'Apple Blossom'
Achillea 'Paprika'
Achillea 'Terracotta'
Achillea mill 'Credo'
Achillea Tutti Frutti 'Pomegranate'
Aconitum carmichaelii 'Arendsii'
Aconitum henryi 'Spark's
Aconitum napellus 'Schneewittchen'
Agapanthus 'Midnight Star'
Agastache 'Black Adder '
Agastache 'Blue Boa'
Agastache 'Kolibri'
Agastache 'Purple Haze'
Ajuga reptans ' Black Scallop'
Alchemilla erytropoda
Amsonia 'Blue Ice'
Amsonia 'Ernst Pagels'
Amsonia orientalis
Amsonia tabernaemontana
Anemone 'Andrea Atkinson'
Anemone 'Dreaming Swan'
Anemone 'Elfin Swan'
Anemone 'Lorelei'
Anemone 'Ruffled Swan'
Anemone canadensis
Anemone hybr. ' Honorine Jobert '
Anemone hybr. Whirlwind'
Anemone leveillei
Anemone tomentosa ' Robustissima'
Angelica sylvestris 'Vicar's Mead'
Anthemis tinc. 'Sause Hollandaise'
Anthriscus sylvestris 'Raven-Wings
Aralia cordata 'Sun King'
Artemisia absinthum 'Lambrook 'Silver'
Aruncus 'Horatio'
Aruncus 'Johannifest'
Aruncus 'Misty Lace'
Aruncus 'Woldemar Meyer'
Asclepias tuberosa
Aster 'Glow in the Dark'
Aster 'Speyerer Herbstwoge'
Aster ageratoides 'Ezo-Murazaki'_
Aster ageratoides 'Starshine'
Aster cordifolius hybr. 'Little Carlow'
Aster divaricatus
Aster ericoides 'Snow Flurry'
Aster novae-angliae 'Helen Picton'
Aster novae-angliae 'Helen Picton'
Aster novae-angliae 'James Richie
Aster thomsonii
Astilbe 'Augustleuchten'
Astilbe 'Color Flash'
Astilbe 'Montgommery'
Astilboides tabularis
Astrantia 'Snow Star'
Astrantia 'Wash Field'
Astrantia major ' Ruby Star'
Astrantia major 'Buckland'
Astrantia major 'Garnet
Astrantia major 'Roma'
Astrantia major 'Super Star
Astrantia major'Abbey Road'
Baptisia 'Bont en Blauw'
Baptisia 'Caroline Moonlight'
Baptisia australis
Baptisia Starlite Prairieblues
Blechnum spicant
Brunnera 'Jack Frost'
Brunnera 'Looking Glass'
Brunnera 'Mr. Morse'
Brunnera macrophylla
Calamagrostis ac. 'Karl Foerster'
Calamintha 'Blue Cloud'
Calamintha nep. nep.
Campanula 'Kent Belle'
Campanula 'Loddon Anna'
Campanula 'Sarastro'
Campanula alliariifolia
Campanula glom. 'Caroline'
Campanula lact. 'Prichard's Variety'
Campanula lactiflora 'Border Blues'
Campanula latifolia var. macrantha 'Alba'
Campanula pers. 'La Bella'
Campanula pers. 'La Bello'
Campanula pers. 'Moerheimii'
Cenolophium denudatum
Centaurea 'Black Sprite'
Centaurea 'Caramia'
Centaurea 'Caramia'
Centaurea atropurpurea
Centaurea pulchra 'Major'
Cephalaria gigantea
Ceratostigma will. 'Forest Blue'
Chaerophylum hir. 'Roseum'
Chelone obliqua
Chrysanthemum 'Bienchen'
Cimicifuga 'Queen of Sheeba'
Cimicifuga japonica 'Chejudo'
Cimicifuga racemosa
Cimicifuga simp. 'White Pearl'
Circium riv. 'Atropurpurea'
Coreopsis 'Moonbeam'
Crocosmia 'Emely Mcenzie'
Crocosmia 'Lucifer'
Crocosmia 'Paul's Best Yellow'
Cyclamen coum 'Pewter Leaf'
Dahlia ' Bishop of Auckland '
Dahlia ' Bishop of Llandaff
Dahlia ' David Howard '
Dahlia ' Karma Choc '
Dahlia ' Twining After Eight '
Dahlia 'York'
Delphinium 'Polarnacht'
Delphinium elatum 'Augenweide'
Delphinium elatum 'Finsteraarhorn'
Delphinium elatum 'Ouverture
Delphinium elatum 'Polarnacht'
Dicentra spectabilis 'Valentine'
Digitalis lanata
Digitalis parviflora