Acer

Acer platanoides 'Deborah' (Deborah Norway Maple)

Bauhinia

Bauhinia variegata (Orchid Tree )

Callicarpa

Callicarpa bodinieri 'Profusion' (Profusion Beautyberry)

Calluna

Calluna vulgaris 'Robert Chapman' (Robert Chapman Scotch Heather)
Calluna vulgaris 'Wickwar Flame' (Wickwar Flame Scotch Heather)

Calycanthus

Calycanthus × 'Aphrodite' (Aphrodite Sweetshrub)

Ceanothus

Ceanothus × delilianus 'Henri Desfosse' (Henri Desfosse Ceanothus)

Cercis

Cercis canadensis 'Forest Pansy' (Forest Pansy Redbud)
Cercis chinensis 'Avondale' (Avondale Chinese Redbud)
Cercis occidentalis (Western Redbud )
Cercis siliquastrum (Judus Tree )

Cotinus

Cotinus coggygria 'Royal Purple' (Royal Purple Smoketree)
Cotinus obovatus (American Smoketree )

Daboecia

Daboecia cantabrica (Irish Heath )

Daphne

Daphne mezereum (February Daphne )

Daphniphyllum

Daphniphyllum macropodum (False Daphne )

Encelia

Encelia farinosa (Brittlebush )

Erica

Erica carnea (Spring Heath )

Euonymus

Euonymus atropurpureus (Eastern Wahoo)

Hamamelis

Hamamelis × intermedia 'Primivera' (Primivera Witchhazel)

Hebe

Hebe 'Pattys Purple' (Patty's Purple Boxleaf Hebe, )
Hebe 'Wiri Joy' (Wiri Joy Hebe)

Hibiscus

Hibiscus syriacus (Rose of Sharon )

Kalmia

Kalmia polifolia (Bog Laurel )

Lagerstroemia

Lagerstroemia (hybrid) (Hybrid Crape Myrtle)
Lagerstroemia indica (Common Crape Myrtle )
Lagerstroemia indica Petite Plum® (Petite Plum Crape Myrtle)

Leycesteria

Leycesteria formosa (Pheasant-eye )

Lonicera

Lonicera tatarica (Tatarian Honeysuckle )

Loropetalum

Loropetalum chinense var. rubrum (Pink-flowering Fringe-flower )

Magnolia

Magnolia Black Tulip™ (Black Tulip Magnolia)
Magnolia 'Galaxy' (Galaxy Magnolia)
Magnolia 'Randy' (Randy Magnolia)
Magnolia 'Star Wars' (Star Wars Magnolia)
Magnolia liliiflora (Lily Magnolia)
Magnolia × soulangeana (Saucer Magnolia)

Malus

Malus 'Prairifire' (Prairifire Crabapple)

Pittosporum

Pittosporum tenuifolium 'Silver Sheen' (Silver Sheen Pittosporum )

Rhododendron (defines evaluations)

Rhododendron 'Blue Peter' (Blue Peter Rhododendron)
Rhododendron 'Catawbiense Boursault' (Catawbiense Boursault Rhododendron)
Rhododendron 'Crater Lake' (Crater Lake Rhododendron)
Rhododendron 'Daphnoides' (Daphnoides Rhododendron)
Rhododendron 'Girard's Purple' (Girard's Purple Azalea)
Rhododendron 'Hallelujha' (Hallelujah Rhododendron)
Rhododendron 'Hardijzer Beauty' (Hardijzer Beauty Azaleodendron )
Rhododendron 'Hinode Giri' (Hinode Giri Azalea)
Rhododendron 'Lee's Dark Purple' (Lee's Dark Purple Rhododendron)
Rhododendron 'Pioneer Silvery Pink' (Pioneer Silvery Pink Rhododendron)
Rhododendron 'Purple Splendor' (Purple Splendor Azalea)
Rhododendron 'Purple Splendour' (Purple Splendour Rhododendron)
Rhododendron 'Sappho' (Sappho Rhododendron)
Rhododendron catawbiense (Catawba Rhododendron)
Rhododendron concinnum (Concinnum Rhododendron)
Rhododendron hippophaeoides var. hippophaeoides (Hippophaeoides Rhododendron)
Rhododendron kiusianum (Kiusianum Azalea )
Rhododendron niveum (Niveum Rhododendron)
Rhododendron oreotrephes (Oreotrephes Rhododendron)
Rhododendron ponticum (Pontic Rhododendron)
Rhododendron ponticum 'Variegatum' (Variegated Pontic Rhododendron)
Rhododendron prinophyllum (Roseshell Azalea )
Rhododendron smirnowii (Smirnow Rhododendron)
Rhododendron stenopetalum 'Linearifolium' (Spider Azalea)

Ribes

Ribes malvaceum (Chaparral Currant)

Syringa

Syringa × hyacinthiflora (Early Flowering Lilac )
Syringa laciniata (Cutleaf Lilac)
Syringa meyeri 'Palibin' (Palibin Meyer Lilac)
Syringa × prestoniae (Preston Lilac )

Tibouchina

Tibouchina urvilleana (Princess Flower )

Vinca

Vinca minor (Dwarf Periwinkle)