Astilbe chinensis var. pumila
Rosa 'Basye's Purple'
Euphorbia rigida
Rosa 'Blanc Double de Coubert'
Acer palmatum 'Oshu Shidare'
Tropaeolum majus 'Empress of India'
Heuchera 'Midnight Rose'
Athyrium 'Ghost'
Heuchera 'Lime Rickey'
Colocasia esculenta 'Mojito'
Solenostemon scutellarioides ‘Florida Sun'
Solenostemon scutellarioides
Acorus gramineus 'Ogon'
Hosta 'Patriot'
Dicentra spectabilis 'Gold Heart'
Michelia x MicJUR01 'Fairy Magnolia' 
Aster lateriflorus ‘Lady in Black’
Antennaria neodioica
Helleborus 'Ivory Prince'
Alchemilla mollis
Corydalis solida
Pelargonium sidoides
Ilex vomitoria
Liriope muscari 'Silver Dragon'
Saccharum ravennae
Illicium parviflorum
Yucca gloriosa
Ajuga reptans 'Black Scallop'
Kalimeris yomena
Alternanthera dentata 'Purple Knight'
Ligularia stenocephala 'The Rocket'
Festuca glauca 'Boulder Blue'
Carex divulsa
Heuchera 'Amethyst Myst'
Momordica charantia
Illicium mexicanum
Heuchera 'Caramel'
Ficus lyrata
Acer palmatum 'Olson’s Frosted Strawberry'
Helleborus argutifolius ‘Janet Starnes’
Trillium stamineum
Colocasia esculenta 'Black Beauty'
Cyperus papyrus King Tut®
Lysimachia ciliata 'Firecracker'
Imperata cylindrica and cvs.
Caryopteris × clandonensis 'Longwood Blue'
Pulmonaria saccharata 'Mrs. Moon'
Heuchera 'Plum Pudding'
Acaena inermis 'Purpurea'
Sophora secundiflora
Sedum kamtschaticum 'Weihenstephaner Gold'
Acer palmatum var. dissectum
Acer truncatum
Hosta 'Lakeside Shore Master'
Acer shirasawanum 'Jordan'
Cynara cardunculus
Corydalis flexuosa 'China Blue'
Plectranthus amboinicus
Acanthus mollis 'Tasmanian Angel'
Solenostemon scutellarioides Colorblaze® 'Alligator Tears'™
Salvia officinalis 'Purpurascens'
Tsuga canadensis
Kolkwitzia amabilis
Sedum sieboldii
Eupatorium rugosum 'Chocolate'
Beta vulgaris 'Bull's Blood'
Verbascum bombyciferum
Asarum europaeum
Solenostemon scutellarioides ‘Trailing Salamander’
Hosta 'Aspen Gold'
Heuchera 'Geisha's Fan'
Aesculus pavia
Juniperus × pfitzeriana ‘Mint Julep’
Solenostemon scutellarioides ‘Red Trailing Queen’
x Heucherella 'Sweet Tea'
Penstemon digitalis
Manihot esculenta 'Variegata'
Heuchera 'Blackberry Jam'
Mahonia × media 'Charity'
Colocasia esculenta 'Rhubarb'
Amaranthus tricolor and cvs.
Hydrangea macrophylla 'Variegata'
Sorghastrum nutans 'Indian Steel'
Berberis thunbergii
Eragrostis chloromelas
Oxalis oregana
Juniperus chinensis 'Iowa'
Ipomoea batatas ‘Blackie’
Heuchera 'Silver Scrolls'
Colocasia esculenta 'Elena'
Vinca minor and cvs.
Salvia microphylla var. neurepia
Thymus  × citriodorus 'Argenteus'
Trillium luteum
Helictotrichon sempervirens
Cotinus 'Grace'
Aeonium arboreum  'Zwartkop'
Pteridium aquilinum
Pennisetum orientale
Canna 'Madame Paul Caseneuve'