Musa zebrina
Thalictrum kiusianum
Helleborus orientalis
Lysichiton camtschatcensis
Fargesia nitida
Tilia americana
Thymus pseudolanuginosus
Cercidiphyllum japonicum f. pendulum
Grevillea 'Moonlight'
Rosa 'Charles Albanel'
Lamium maculatum 'Anne Greenaway'
Prunus virginiana 'Schubert'
Corydalis flexuosa 'China Blue'
Brunnera macrophylla 'Langtrees'
Chamaecrista fasciculata
Tradescantia zebrina
Plectranthus purpuratus
Heuchera villosa 'Bronze Wave'
Hypericum calycinum 'Brigadoon'
Geranium maculatum 'Elizabeth Ann'
Veitchia montgomeryana
Tetrapanax papyrifer
Corydalis ochroleuca
Colocasia esculenta 'Elena'
Hydrangea quercifolia ‘Snow Queen’
Trachelium caeruleum
Pilea involucrata
Saruma henryi
Iris ensata
Hosta 'Blue Shadows'
Caryopteris incana 'Jason'
Acer triflorum
Lamium maculatum 'White Nancy'
Aesculus parviflora
Salvia argentea
Tropaeolum majus 'Whirlybird Mix'
Ginkgo biloba
Cordyline australis 'Purple Tower'
Pennisetum glaucum 'Purple Majesty'
Solenostemon scutellarioides ‘Meandering Linda’
Begonia 'River Nile'
Brunnera macrophylla 'Looking Glass'
Alocasia 'Stingray'
Alocasia 'Portodora'
Anethum graveolens
Hosta 'Halcyon'
Panicum amarum 'Dewey Blue'
Begonia 'Fireworks'
Hydrangea quercifolia 'Little Honey'
Loropetalum chinense f. rubrum 'Carolina Midnight'
Rosa 'F. J. Grootendorst'
Solenostemon scutellarioides ‘Vulcan’
Hosta ‘August Moon’
Marrubium incanum
Beta vulgaris 'Ruby Red'
Silphium laciniatum
Plectranthus amboinicus
Helleborus argutifolius ‘Janet Starnes’
Dahlia 'Mystic Illusion'
Polystichum acrostichoides
Ipomoea batatas 'Pink Frost'
Rosa 'Blanc Double de Coubert'
Ipomoea batatas ‘Blackie’
Tropaeolum majus 'Mahogany Jewel'
Cynara cardunculus
Sesleria autumnalis
Tsuga canadensis
Actinidia kolomikta
Polemonium caeruleum
Dianthus 'Neon Star'
Dahlia 'Bishop of Llandaff'
Momordica charantia
Euphorbia 'Black Bird'
Tiarella 'Spring Symphony'
Centaurea cineraria 'Colchester White'
Solenostemon scutellarioides ‘Little Twister’
Solenostemon scutellarioides Colorblaze® 'Alligator Tears'™
Symphytum  × uplandicum 'Axminster Gold'
Carex morrowii  'Ice Dance'
Heuchera 'Midnight Rose'
Tulipa 'Carnaval de Nice'
Geranium cinereum ‘Ballerina’
Asarum splendens
Viburnum carlesii
Oxalis oregana
Bergenia ciliata
Molinia caerulea 'Variegata'
Teucrium chamaedrys
Salvia pachyphylla
Alchemilla mollis
Dennstaedtia punctilobula
Cotinus coggygria 'Ancot'
Polystichum munitum
Asarum shuttleworthii
Pulmonaria 'Silver Shimmers'
Heuchera 'Silver Scrolls'
Panicum virgatum ‘Heavy Metal’
Geranium sanguineum var. striatum
Agastache foeniculum 'Golden Jubilee'
Sambucus nigra 'Marginata'