Berberis

Berberis thunbergii Golden Nugget™ (Golden Nugget Barberry)
Berberis thunbergii 'Kobold' (Kobold Japanese Barberry)
Berberis thunbergii Sunsation™ (Sunsation Barberry)

Chaenomeles

Chaenomeles speciosa (Flowering Quince)

Cornus

Cornus alternifolia (Pagoda Dogwood)

Cotoneaster

Cotoneaster lucidus (Hedge Cotoneaster)

Cydonia

Cydonia oblonga (Quince)

Exochorda

Exochorda racemosa (Common Pearlbush)

Genista

Genista lydia (Lydia Broom )
Genista pilosa (Silkyleaf Broom )

Hamamelis

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)

Kerria

Kerria japonica 'Kin Kan' (Kin Kan Japanese Kerria)

Leucothoe

Leucothoe racemosa (Sweetbells Leucothoe )

Loropetalum

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

Malus

Malus transitoria (Transitoria Crabapple )

Physocarpus

Physocarpus opulifolius 'Dart's Gold' (Dart's Gold Ninebark )
Physocarpus opulifolius 'Luteus' (Luteus Ninebark )

Prunus

Prunus americana (Wild Plum )

Punica

Punica granatum (Pomegranate)

Rhododendron (defines evaluations)

Rhododendron 'Frilly Lemon' (Frilly Lemon Azalea)

Stachyurus

Stachyurus praecox (Early Spiketail)

Styrax

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