Trees

Acer Palmatum Atropurpureum
Betula ermanii single stem  
Betula jacquemontii

Shrubs

Cordyline Jurassic Jade
Cordyline Torbay
Nandina domestica
Olives
Phormium atropurp
Phormium bronze baby
Phyllostachys nigra
Physocarpos Diabolo
Sambucus nigra Black Bueaty
Yucca filimentosa 

Climbers

Actinidia Kolumnikta
Buddleia alternifolia

Perennials

Aeonium arboretum schwartzkopf
Alchemilla erythropoda
Allium christophii
Allium giganteum
Angelica archangelica
Armeria maritime alba
Artemesia ludoviciana
Artemsia powys Castle
Astrantia Ruby Wedding
Cimicifuga simplex
Cirsium rivulare
Cynara cardunculus
Digitalis alba
Filipendula hexepetala
Foeniculum  vulgare bronze form 
Heuch palace purple
Hosta francee
Hosta Frances Williams
Iris Action Front
Iris Black Knight
Iris Frost and Flame
Iris pallida variegata
Iris sibirica Mrs Rowe
Knautia macedonica
Lobelia Russian princess
Lysimachia Firecaracker
Ophiopogon planescapans  nigrescens
Persicaria virginiana Red Dragon
Phoeniculum vulgare bronze form
Rheum atrosang
Rodgersia podophylla
Salvia mainacht
Scabiosa perfecta Alba
Verbascum chiaxii Album
Verbena bonariensis
Viola labradorica

Grasses

Calamagrostis Carl Forester
Calamagrostis Overdam
Carex comans
Carex Evergold
Carex testacea
Deschampsia Tatra Gold
Festuca Elijah blue
Luzula sylvatica marginata
Juncus spiralis
Phalaris arundinacea picta
Stipa gigantea

Ferns

Asplenium  scolopendrium
Asplenium trichomanes
Athyrium nipponicum pictum 
Linearis polydiamorpha

Annuals

Atriplex hortensis
Cerinthe Blue Kiwi
Nasturtium Black Velvet
Nasturtium milk maid
Orlaya grandiflora 
Papaver somniferum paeony black