Abeliophyllum

Abeliophyllum distichum (White Forsythia )

Acer

Acer opalus subsp. obtusatum (Bosnian Maple)

Adenium

Adenium obesum (Desert Rose )

Alnus

Alnus alnobetula subsp. sinuata (Sitka Alder )
Alnus incana subsp. tenuifolia (Thinleaf Alder )

Baccharis

Baccharis pilularis (Coyote Bush )

Bauhinia

Bauhinia variegata (Orchid Tree )

Buddleia

Buddleia alternifolia (Alternate-leaf Butterfly Bush )
Buddleia globosa (Orange Butterfly Bush )
Buddleia × weyeriana 'Honeycomb' (Honeycomb Butterfly Bush)

Calycanthus

Calycanthus floridus (Carolina Allspice )
Calycanthus × raulstonii 'Hartlage Wine' (Hartlage Wine Sweetbush )

Ceanothus

Ceanothus integerrimus (Deer Brush)
Ceanothus sanguineus (Redstem Ceanothus )

Cercis

Cercis canadensis 'Forest Pansy' (Forest Pansy Redbud)
Cercis canadensis 'Ruby Falls' (Ruby Falls Weeping Redbud)
Cercis canadensis var. alba (White Flowered Redbud)
Cercis canadensis var. mexicana (Mexican Redbud)
Cercis canadensis var. texensis 'Oklahoma' (Oklahoma Redbud)
Cercis chinensis (Chinese Redbud)
Cercis chinensis 'Avondale' (Avondale Chinese Redbud)
Cercis occidentalis (Western Redbud )
Cercis siliquastrum (Judus Tree )

Chimonanthus

Chimonanthus praecox (Fragrant Wintersweet)

Chrysothamnus

Chrysothamnus viscidiflorus (Green Rabbitbrush )

Clethra

Clethra alnifolia (Summersweet )
Clethra alnifolia 'Ruby Spice' (Ruby Spice Summersweet )

Corylopsis

Corylopsis (Winterhazel)
Corylopsis pauciflora (Buttercup Winterhazel)
Corylopsis spicata (Spike Winterhazel)

Corylus

Corylus americana (American Hazel )
Corylus avellana (Hazelnut )
Corylus avellana 'Contorta' (Contorted Filbert )
Corylus avellana 'Red Dragon' (Red Dragon Hazelnut)
Corylus avellana 'Rote Zeller' (Rote Zeller Hazelnut)

Crataegus

Crataegus germanica (Medlar)

Deutzia

Deutzia gracilis (Slender Deutzia)
Deutzia gracilis 'Nikko' (Nikko Slender Deutzia)
Deutzia × kalmiiflora (Kalmia Flowered Deutzia)
Deutzia paviflora var. amurensis (Amur Deutzia)
Deutzia scabra (Fuzzy Deutzia)
Deutzia scabra 'Flore-pleno' (Flore-pleno Fuzzy Deutzia)
Deutzia scabra 'Godsall Pink' (Godsall Pink Fuzzy Deutzia)

Encelia

Encelia farinosa (Brittlebush )

Enkianthus

Enkianthus campanulatus (Redvein Enkianthus)

Exochorda

Exochorda racemosa (Common Pearlbush)

Fontanesia

Fontanesia philliraeoides subsp. fortunei (Fontanesia)

Forsythia

Forsythia × intermedia (Border Forsythia)

Franklinia

Franklinia alatamaha (Franklin Tree )

Hamamelis

Hamamelis × intermedia (Witchhazel)
Hamamelis × intermedia 'Arnold Promise' (Arnold Promise Witchhazel)
Hamamelis × intermedia 'Diane' (Diane Witchhazel)
Hamamelis × intermedia 'Jelena' (Jelena Witchhazel)
Hamamelis × intermedia 'Primivera' (Primivera Witchhazel)
Hamamelis vernalis (Vernal Witchhazel )
Hamamelis virginiana (Common Witchhazel)

Hibiscus

Hibiscus syriacus (Rose of Sharon )

Holodiscus

Holodiscus discolor (Oceanspray )
Holodiscus microphyllus (Small-leaved Creambush)

Hovenia

Hovenia dulcis (Japanese Raisintree )

Kerria

Kerria japonica (Japanese Kerria )
Kerria japonica 'Albiflora' (White Japanese Kerria, )
Kerria japonica 'Golden Guinea' (Golden Guinea Japanese Kerria)
Kerria japonica 'Kin Kan' (Kin Kan Japanese Kerria)
Kerria japonica 'Picta' (Variegated Japanese Kerria, )
Kerria japonica 'Pleniflora' (Double Japanese Kerria)

Kolkwitzia

Kolkwitzia amabilis (Beautybush)

Lagerstroemia

Lagerstroemia (hybrid) (Hybrid Crape Myrtle)
Lagerstroemia chekiangensis (Crape Myrtle)
Lagerstroemia fauriei (Japanese Crepe Myrtle)
Lagerstroemia indica (Common Crape Myrtle )
Lagerstroemia indica Petite Plum® (Petite Plum Crape Myrtle)

Lavatera

Lavatera thuringiaca (Tree Lavatera)

Leucothoe

Leucothoe racemosa (Sweetbells Leucothoe )

Loropetalum

Loropetalum chinense (Chinese Fringe-flower)
Loropetalum chinense var. rubrum 'Daybreak's Flame' (Daybreak's Flame Fringe-flower)

Magnolia

Magnolia salicifolia (Willowleaf Magnolia )

Menziesia

Menziesia ciliicalyx var. multiflora (Mock Azalea )
Menziesia ferruginea (Rusty Menziesia )

Neviusia

Neviusia cliftonii (Shasta Snowwreath)

Parrotia

Parrotia persica (Persian Parrotia )

Parrotiopsis

Parrotiopsis jacquemontiana (No English common name )

Philadelphus

Philadelphus lewisii (Wild Mockorange )
Philadelphus lewisii 'Goose Creek' (Goose Creek Mockorange )

Physocarpus

Physocarpus capitatus (Western Ninebark )
Physocarpus malvaceus (Mallow Ninebark )

Pterostyrax

Pterostyrax hispida (Epaulette Tree )

Punica

Punica granatum (Pomegranate)
Punica granatum var. nana (Dwarf Pomegranate)

Purshia

Purshia stansburiana (Cliffrose)
Purshia tridentata (Bitterbrush )

Stewartia

Stewartia serrata (Sawtooth Stewartia)

Styrax

Styrax japonicus (Japanese Snowbell)
Styrax japonicus 'Evening Light' (Evening Light Japanese Snowbell)

Weigela

Weigela florida (Weigela)