Acer

Acer crataegifolium (Hawthorn Maple)
Acer oliverianum (Oliver Maple)

Akebia

Akebia quinata (Five-leaf Akebia )

Berberis

Berberis pruinosa (Pruinosa Barberry)

Brachyglottis

Brachyglottis greyi (Daisy Bush)

Callicarpa

Callicarpa dichotoma 'Albifructus' (White Fruited Beautyberry)

Cercocarpus

Cercocarpus betuloides (Birchleaf Mountain-mahogany )
Cercocarpus ledifolius (Curlleaf Mountain-mahogany)
Cercocarpus minutiflorus (Smooth Mountain-mahogany)

Chrysothamnus

Chrysothamnus viscidiflorus (Green Rabbitbrush )

Clematis

Clematis armandii (Evergreen Clematis )
Clematis cirrhosa var. balearica (Fern-leaved Clematis)
Clematis montana var. rubens (Pink Anemone Clematis)
Clematis tangutica (Golden Clematis)
Clematis terniflora (Sweet Autumn Clematis, )
Clematis viticella (Italian Clematis)
Clematis viticella 'Huldine' (Huldine Italian Clematis )
Clematis viticella 'Polish Spirit' (Polish Spirit Italian Clematis)

Cornus

Cornus 'Eddies White Wonder' (Eddie's White Wonder Dogwood)
Cornus alba (Tatarian Dogwood )
Cornus alternifolia (Pagoda Dogwood)
Cornus amomum (Silky Dogwood)
Cornus drummondii (Rough-leaved Dogwood)
Cornus racemosa (Gray Dogwood )
Cornus sericea (Redosier Dogwood )
Cornus sericea subsp. occidentalis (Western Dogwood)
Cornus sericea subsp. sericea (Redosier Dogwood)
Cornus sericea subsp. sericea 'Argenteo-marginata' (Variegated Dogwood )
Cornus sericea subsp. sericea 'Elegantissima' (Variegated Tatarian Dogwood )
Cornus sericea subsp. sericea 'Flaviramea' (Golden Twig Dogwood )
Cornus sericea subsp. sericea 'Hessei' (Siberian Dogwood )
Cornus sericea subsp. sericea Ivory Halo™ (Ivory Halo Dogwood )

Cotoneaster

Cotoneaster franchetii (Franchet Cotoneaster)

Daphne

Daphne genkwa (Lilac Daphne)

Dermatophyllum

Dermatophyllum secundiflorum (Mescal Bean )
Dermatophyllum secundiflorum 'Silver Peso' (Silver Peso Mescal Bean )

Elaeagnus

Elaeagnus angustifolia (Russian-olive)
Elaeagnus × ebbingei (Ebbinge's Elaeagnus )
Elaeagnus × ebbingei 'Gilt Edge' (Gild Edge Silverberry)
Elaeagnus umbellata (Autumn Elaeagnus )

Euonymus

Euonymus fortunei (Wintercreeper Euonymus )

Fatshedera

Fatshedera lizei (Fatshedera )

Fremontodendron

Fremontodendron (Flannel Bush )

Garrya

Garrya elliptica (Wavyleaf Silktassel )
Garrya flavescens (Yellowleaf Silktassel )
Garrya fremontii (Fremont Silktassel )

Gaultheria

Gaultheria miqueliana (Miquel's Spicywintergreen )
Gaultheria mucronata (Chilean Pernettya)
Gaultheria tetramera (Si lie bai zhu (Chinese))

Gymnocladus

Gymnocladus dioica (Kentucky Coffeetree)

Hovenia

Hovenia dulcis (Japanese Raisintree )

Itea

Itea virginica (Sweetspire )
Itea virginica 'Henrys Garnet' (Henry's Garnet Sweetspire)
Itea virginica Little Henry® (Little Henry Sweetspire)

Larrea

Larrea tridentata (Creosote Bush)

Magnolia

Magnolia campbellii (Campbell's Magnolia )

Melaleuca

Melaleuca diosmifolia (Dotted Melaleuca )
Melaleuca nesophila (Pink Melaleuca )

Mitchella

Mitchella repens (Partridgeberry )

Morella

Morella pensylvanica (Northern Bayberry )

Morus

Morus alba (White Mulberry )

Oemleria

Oemleria cerasiformis (Indian Plum )

Osmanthus

Osmanthus × burkwoodii (Burkwood Osmanthus)
Osmanthus delavayi (Delavay Osmanthus )

Oxydendrum

Oxydendrum arboreum (Sourwood )

Pachysandra

Pachysandra terminalis (Pachysandra )

Paxistima

Paxistima myrsinites (Oregon Boxwood )

Philadelphus

Philadelphus × virginalis  (Virginal Mockorange)

Polygonum

Polygonum cuspidatum (Japanese Knotweed )
Polygonum cuspidatum 'Variegata' (Variegated Polygonum )

Populus

Populus × canescens (Gray Poplar)
Populus deltoides (Eastern Cottonwood)
Populus fremontii (Fremont Cottonwood )
Populus grandidentata (Bigtooth Aspen)
Populus nigra (Black Poplar)
Populus tremula (European Aspen )
Populus tremuloides (Quaking Aspen)
Populus trichocarpa (Black Poplar )

Pterostyrax

Pterostyrax hispida (Epaulette Tree )

Purshia

Purshia stansburiana (Cliffrose)

Rhododendron (defines evaluations)

Rhododendron 'Snow Lady' (Snow Lady Rhododendron)
Rhododendron bureavii (Bureau Rhododendron)
Rhododendron serpyllifolium var. albifolrum (White Wild Thyme Azalea)

Rhus

Rhus aromatica (Fragrant Sumac)
Rhus aromatica 'Gro-Low' (Gro-Low Fragrant Sumac)

Rosa

Rosa nutkana (Nootka Rose )

Rubus

Rubus calycinoides (Crinkle-leaf Creeper )

Salix

Salix magnifica (Magnolia-leaf Willow )

Skimmia

Skimmia japonica (Japanese Skimmia)

Sorbus

Sorbus koehneana (Chinese Mountain Ash )
Sorbus poteriifolia (Mountain Ash)

Styrax

Styrax japonicus (Japanese Snowbell)
Styrax japonicus 'Evening Light' (Evening Light Japanese Snowbell)
Styrax japonicus 'Pink Chimes' (Pink Chimes Japanese Snowbell )
Styrax obassia (Fragrant Snowbell)

Symphoricarpos

Symphoricarpos albus (Common Snowberry)
Symphoricarpos albus 'Variegatus' (Variegated Snowberry)
Symphoricarpos × doorenbosii (Doorenbos Snowberry )
Symphoricarpos mollis (Spreading Snowberry)
Symphoricarpos rotondifolius (Roundleaf Snowberry)