Adenium

Adenium obesum (Desert Rose )

Amelanchier

Amelanchier × grandiflora (Apple Serviceberry)

Aronia

Aronia arbutifolia (Red Chokeberry)
Aronia arbutifolia 'Brilliantissima' (Brilliant Red Chokeberry)

Cercis

Cercis canadensis var. mexicana (Mexican Redbud)
Cercis canadensis var. texensis 'Oklahoma' (Oklahoma Redbud)
Cercis occidentalis (Western Redbud )
Cercis siliquastrum (Judus Tree )

Chaenomeles

Chaenomeles speciosa (Flowering Quince)

Chilopsis

Chilopsis linearis (Desert Willow )

Clethra

Clethra alnifolia 'Ruby Spice' (Ruby Spice Summersweet )

Cotoneaster

Cotoneaster divaricatus (Spreading Cotoneaster)
Cotoneaster horizontalis (Rockspray Cotoneaster )
Cotoneaster intergerrimus (European Cotoneaster)
Cotoneaster lucidus (Hedge Cotoneaster)

Cydonia

Cydonia oblonga (Quince)

Daphne

Daphne × burkwoodii (Burkwood Daphne)

Enkianthus

Enkianthus campanulatus (Redvein Enkianthus)

Lagerstroemia

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

Loropetalum

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

Magnolia

Magnolia 'Caerhays Belle' (Caerhays Belle 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 )
Magnolia stellata 'Waterlily' (Waterlily Magnolia)

Menziesia

Menziesia ciliicalyx var. multiflora (Mock Azalea )

Prunus

Prunus glandulosa (Dwarf Flowering Almond)
Prunus prostrata (Rock Cherry )

Punica

Punica granatum (Pomegranate)

Rhododendron (defines evaluations)

Rhododendron mucronulatum 'Cornell Pink' (Cornell Pink Azalea)

Robinia

Robinia neomexicana (New Mexican Locust )

Rosa

Rosa acicularis (Wild Prickly Rose)
Rosa rugosa (Rugosa Rose)

Sorbus

Sorbus poteriifolia (Mountain Ash)

Spiraea

Spiraea japonica (Japanese Spirea)
Spiraea japonica 'Anthony Waterer' (Anthony Waterer Spirea )
Spiraea japonica 'Bumalda' (Bumald Spirea)
Spiraea japonica Limemound® (Limemound Spirea)
Spiraea japonica 'Little Princess' (Little Princess Spirea)
Spiraea japonica var. alpina (Daphne Spirea)
Spiraea thunbergii 'Fujino Pink' (Fujino Pink Spirea)

Styrax

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

Vaccinium

Vaccinium corymbosum (Highbush Blueberry)