Alnus

Alnus alnobetula subsp. sinuata (Sitka Alder )

Amelanchier

Amelanchier × grandiflora (Apple Serviceberry)

Arctostaphylos

Arctostaphylos × 'Austin Griffiths' (Austin Griffiths Manzanita)
Arctostaphylos andersonii (Santa Cruz Manzanita )
Arctostaphylos manzanita (Parry Manzanita )

Cercis

Cercis canadensis (Eastern Redbud)
Cercis canadensis 'Ruby Falls' (Ruby Falls Weeping Redbud)
Cercis canadensis var. mexicana (Mexican Redbud)
Cercis canadensis var. texensis 'Oklahoma' (Oklahoma Redbud)
Cercis siliquastrum (Judus Tree )

Chilopsis

Chilopsis linearis (Desert Willow )

Chitalpa

Chitalpa tashkentensis 'Pink Dawn' (Pink Dawn Chitalpa)

Crataegus

Crataegus laevigata (English Hawthorn )
Crataegus laevigata Crimson Cloud™ (Crimson Cloud Hawthorn)

Cydonia

Cydonia oblonga (Quince)

Daphniphyllum

Daphniphyllum macropodum (False Daphne )

Diospyros

Diospyros kaki (Japanese Persimmon )

Eucalyptus

Eucalyptus blakelyi (Blakely's Red Eucalyptus )

Hibiscus

Hibiscus syriacus (Rose of Sharon )

Lagerstroemia

Lagerstroemia (hybrid) (Hybrid Crape Myrtle)
Lagerstroemia indica (Common Crape Myrtle )

Magnolia

Magnolia 'Galaxy' (Galaxy Magnolia)
Magnolia 'Star Wars' (Star Wars Magnolia)
Magnolia liliiflora (Lily Magnolia)
Magnolia × loebneri (Loebner Magnolia)
Magnolia × loebneri 'Leonard Messel' (Leonard Messel Magnolia)
Magnolia × soulangeana (Saucer Magnolia)
Magnolia stellata (Star Magnolia)
Magnolia stellata 'Rosea' (Rosea Star Magnolia )

Malus

Malus Brandywine® (Brandywine Crabapple)
Malus atrosanguinea (Carmine Crabapple)
Malus floribunda (Japanese Flowering Crabapple)
Malus fusca (Western Crabapple )
Malus hupehensis (Tea Crabapple)

Melaleuca

Melaleuca nesophila (Pink Melaleuca )

Prunus

Prunus 'Accolade' (Accolade Flowering Cherry)
Prunus Cascade Snow™ (Cascade Snow Flowering Cherry)
Prunus 'Dream Catcher' (Dream Catcher Flowering Cherry)
Prunus 'First Lady' (First Lady Flowering Cherry)
Prunus 'Newport' (Newport Flowering Plum)
Prunus 'Okame' (Okame Flowering Cherry)
Prunus armeniaca (Apricot)
Prunus × blireiana (Blireiana Plum)
Prunus cerasifera 'Atropurpurea' (Atropurpurea Flowering Plum)
Prunus cerasifera 'Krauter's Vesuvius' (Krauter's Vesuvius Flowering Plum )
Prunus cerasifera 'Thundercloud' (Thundercloud Flowering Plum )
Prunus mume (Japanese Apricotc )
Prunus mume 'Peggy Clarke' (Peggy Clarke Japanese Flowering Apricot)
Prunus mume 'Trumpet' (Trumpet Japanese Flowering Apricot)
Prunus sargentii (Sargent Cherry)
Prunus sargentii 'Columnaris' (Columnar Sargent Cherry)
Prunus serrulata (Japanese Flowering Cherry )
Prunus serrulata 'Kanzan' (Kanzan Flowering Cherry)
Prunus serrulata 'Mt. Fuji' (Mt. Fuji Flowering Cherry)
Prunus serrulata 'Royal Burgundy' (Royal Burgundy Flowering Cherry)
Prunus serrulata 'Shiro-fugen' (Shiro-fugen Flowering Cherry)
Prunus serrulata 'Shogetsu' (Shogetsu Flowering Cherry)
Prunus serrulata 'Ukon' (Ukon Flowering Cherry)
Prunus subcordata (Klamath Plum )
Prunus subhirtella (Higan Cherry)
Prunus subhirtella 'Pendula' (Weeping Higan Cherry)
Prunus subhirtella 'Whitcomb' (Whitcomb Flowering Higan Cherry)
Prunus subhirtella 'Yae-shidare-higan' (Yae-shedare Higan Cherry )
Prunus subhirtella var. autumnalis (Autumn Flowering Higan Cherry)
Prunus × yedoensis (Yoshino Cherry )
Prunus × yedoensis 'Akebono' (Akebono Yoshino Cherry)

Punica

Punica granatum (Pomegranate)

Rhododendron (defines evaluations)

Rhododendron arboreum subsp. cinnamomeum (Cinnamon Rhododendron)
Rhododendron irroratum (Irroratum Rhododendron)
Rhododendron macrophyllum (Western Rhododendron)

Rhus

Rhus ovata (Sugar Bush)

Styrax

Styrax japonicus 'Pink Chimes' (Pink Chimes Japanese Snowbell )