Acer

Acer × Pacific Sunset™ (Pacific Sunset Maple)
Acer crataegifolium (Hawthorn Maple)
Acer crataegifolium 'Veitchii' (Veitch Hawthorn Maple)
Acer nipponicum (Nippon Maple)
Acer oliverianum (Oliver Maple)
Acer rubrum Red Sunset® (Red Sunset Red Maple)
Acer saccharinum (Silver Maple)
Acer shirasawanum (Shirasawa Maple)
Acer shirasawanum 'Aureum' (Golden Fullmoon Maple)

Akebia

Akebia quinata (Five-leaf Akebia )

Alnus

Alnus cordata (Italian Alder)
Alnus glutinosa (Common Alder )
Alnus glutinosa 'Laciniata' (Cutleaf Alder )
Alnus incana subsp. rugosa (Speckled Alder )
Alnus japonica (Japanese Alder)

Arctostaphylos

Arctostaphylos × 'Austin Griffiths' (Austin Griffiths Manzanita)

Betula

Betula alleghaniensis (Yellow Birch)
Betula davurica (Asian Black Birch )
Betula lenta (Sweet Birch )
Betula maximowicziana (Monarch Birch)
Betula nana (Dwarf Birch )
Betula nigra (River Birch)
Betula nigra Heritage™ (Heritage River Birch)
Betula pendula (European White Birch )
Betula pendula 'Laciniata' (Cutleaf European White Birch)
Betula pendula 'Purpurea' (Purple European Birch)
Betula pendula 'Youngii' (Young's Weeping Birch)
Betula platyphylla (Asian White Birch )
Betula platyphylla Dakota Pinnacle® (Dakota Pinnacle Asian White Birch )
Betula populifolia (Gray Birch )
Betula populifolia 'Whitespire Senior' (Whitespire Senior Gray Birch)
Betula utilis (Himalayan Birch)
Betula utilis var. albosinensis (Chinese Paper Birch, )
Betula utilis var. jacquemontii (Whitebarked Himalayan Birch)

Calycanthus

Calycanthus floridus (Carolina Allspice )

Carpinus

Carpinus betulus Emerald Avenue® (Emerald Avenue European Hornbeam)
Carpinus betulus 'Fastigiata' (Pyramidal European Hornbeam)
Carpinus caroliniana (American Hornbeam)
Carpinus japonica (Japanese Hornbeam)

Castanea

Castanea dentata (American Chestnut)
Castanea mollissima (Chinese Chestnut)
Castanea sativa (European Chestnut )

Corylus

Corylus chinensis (Chinese Hazel)
Corylus colurna (Turkish Hazel)

Cotinus

Cotinus coggygria (Common Smoketree )
Cotinus coggygria 'Royal Purple' (Royal Purple Smoketree)

Cytisus

Cytisus scoparius 'Moonlight' (Moonlight Scotch Broom)

Daphne

Daphne cneorum (Garland Daphne )

Diospyros

Diospyros kaki (Japanese Persimmon )

Encelia

Encelia farinosa (Brittlebush )

Eucommia

Eucommia ulmoides (Hardy Rubber Tree )

Fagus

Fagus grandifolia (American Beech)

Hydrangea

Hydrangea quercifolia (Oakleaf Hydrangea)

Illicium

Illicium floridanum (Florida Anise Tree )
Illicium henryi (Henry Anise Tree )

Itea

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

Juglans

Juglans ailantifolia (Japanese Walnut)
Juglans cinerea (Butternut)
Juglans microcarpa (Texas Walnut )
Juglans nigra (Black Walnut)
Juglans regia (English Walnut )

Lagerstroemia

Lagerstroemia floribunda (Asian Crape Myrtle )

Liquidambar

Liquidambar orientalis (Oriental Sweetgum)
Liquidambar styraciflua (American Sweetgum)

Ostrya

Ostrya virginiana (Ironwood)

Pittosporum

Pittosporum tenuifolium (Tawhiwhi )

Populus

Populus alba (White Poplar )
Populus nigra (Black Poplar)
Populus tremula (European Aspen )

Quercus

Quercus mongolica (Mongolian Oak)
Quercus petraea (Sessile Oak)

Rhododendron (defines evaluations)

Rhododendron luteiflorum (Luteiflorum Rhododendron)

Sideroxylon

Sideroxylon lanuginosum (Gum Bumelia )

Tamarix

Tamarix aphylla (Athel Tamarix )

Ulmus

Ulmus ACCOLADE™ (Accolade Elm)
Ulmus parvifolia ALLÉE® (Allee Lacebark Elm)

Vaccinium

Vaccinium moupinense (Himalayan Blueberry)

Wisteria

Wisteria floribunda (Japanese Wisteria)
Wisteria sinensis (Chinese Wisteria)

Zelkova

Zelkova serrata (Japanese Zelkova )
Zelkova serrata 'Variegata' (Variegated Japanese Zelkova)