Achillea 'Moonshine'
Prunus virginiana 'Schubert'
Cissus discolor
Pennisetum messiacum
Beta vulgaris 'Ruby Red'
Viburnum carlesii
Diervilla sessifolia 'LPDC Podaras'
Salvia dorrii
Sambucus nigra 'Madonna'
Oxydendrum arboreum
Vitex agnus-castus
Lysimachia ciliata 'Firecracker'
Tiarella 'Spring Symphony'
Ilex crenata
Salvia discolor
Sedum kamtschaticum 'Weihenstephaner Gold'
Sophora secundiflora
Syringa × laciniata
Eupatorium rugosum 'Chocolate'
Helictotrichon sempervirens
Physocarpus opulifolius 'Center Glow'
Bergenia cordifolia
Yucca gloriosa
Tradescantia zebrina
Crocosmia 'Lucifer'
Rubus pentalobus
Diphylleia cymosa
Molinia caerulea ssp. arundinacea 'Sky Racer'
Wollemia nobilis
Geranium cinereum ‘Ballerina’
Robinia hispida
Dahlia 'Bishop of Llandaff'
Ocimum  × citriodorum 'Pesto Perpetuo'
Acer palmatum 'Amber Ghost'
Dicentra formosa
Alocasia 'Portodora'
Rumex sanguineus
Begonia 'Green Gold'
Pleioblastus variegatus
Houttuynia cordata 'Chameleon'
Crambe cordifolia
Ilex × meserveae 
Phyllostachys nigra
Acer palmatum 'Olson’s Frosted Strawberry'
Lamium galeobdolon
Alocasia micholitziana 'Frydek'
Thelypteris kunthii
Cynara cardunculus
Cedrus atlantica f. glauca
Acer palmatum var. dissectum
Fagus sylvatica 'Purple Fountain'
Polystichum makinoi
Juniperus sabina ‘Blue Forest’
Pennisetum alopecuroides
Victoria cruziana
Heuchera ‘TNHEU042’
Cotinus coggygria ‘Royal Purple’
Lysichiton camtschatcensis
Geranium pratense 'Midnight Reiter'
Solenostemon scutellarioides ‘Meandering Linda’
Illicium mexicanum
Goodyera pubescens
Picea omorika ‘Nana’
Juniperus squamata 'Blue Star'
Solenostemon scutellarioides ‘Orange King’
Solenostemon scutellarioides 'Aurora'
Grevillea 'Moonlight'
Corydalis linstowiana
Acer palmatum 'Wolff'
Chelone obliqua
Corydalis lutea
Cercis canadensis and cvs.
Sedum tetractinum
Trachelium caeruleum
Hypericum frondosum ‘Sunburst’
Othonna capensis
Hedera helix and cvs.
Heuchera micrantha var. diversifolia 'Palace Purple'
Sisyrinchium striatum
Thymus pseudolanuginosus
Saccharum ravennae
Polemonium reptans
Acalypha wilkesiana ‘Tricolor’
Cyathea australis
Aesculus parviflora
Muhlenbergia lindheimeri
Euphorbia 'Helena’s Blush™'
Sedum 'Postman's Pride'
Colocasia esculenta 'Black Magic'
Festuca glauca 'Elijah Blue'
Acalypha wilkesiana
x Heucherella 'Sweet Tea'
Cotinus coggygria 'Ancot'
Pachysandra procumbens
Polemonium caeruleum 'Brise d'Anjou'
Calamintha grandiflora 'Variegata'
Cyrtomium fortunei
Tulipa 'Carnaval de Nice'
Oxalis triangularis
Teucrium chamaedrys