Abelia

Abelia × 'Edward Goucher' (Edward Goucher Abelia)

Adenium

Adenium obesum (Desert Rose )

Albizia

Albizia julibrissin (Silk Tree )
Albizia julibrissin 'Summer Chocolate' (Summer Chocolate Silk Tree)

Bauhinia

Bauhinia variegata (Orchid Tree )

Cercidiphyllum

Cercidiphyllum japonicum (Katsura )

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 occidentalis (Western Redbud )
Cercis siliquastrum (Judus Tree )

Chilopsis

Chilopsis linearis (Desert Willow )

Chitalpa

Chitalpa tashkentensis 'Pink Dawn' (Pink Dawn Chitalpa)

Clematis

Clematis (hybrid) (Hybrid Clematis)

Cornus

Cornus florida (Flowering Dogwood )
Cornus kousa (Kousa Dogwood )
Cornus kousa 'Radiant Rose' (Radiant Rose Dogwood)
Cornus kousa Scarlet Fire® (Scarlet Fire Dogwood)

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)

Diospyros

Diospyros kaki (Japanese Persimmon )

Lagerstroemia

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

Lonicera

Lonicera hispidula (Pink Honeysuckle )
Lonicera japonica (Japanese Honeysuckle)

Loropetalum

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

Magnolia

Magnolia 'Caerhays Belle' (Caerhays Belle Magnolia)
Magnolia 'Galaxy' (Galaxy Magnolia)
Magnolia 'Star Wars' (Star Wars Magnolia)
Magnolia campbellii (Campbell's Magnolia )
Magnolia liliiflora (Lily Magnolia)
Magnolia × loebneri (Loebner Magnolia)
Magnolia × loebneri 'Leonard Messel' (Leonard Messel Magnolia)
Magnolia sargentiana var. robusta (Sargent's 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 )

Oxalis

Oxalis oregana (Oregon Oxalis )

Punica

Punica granatum (Pomegranate)

Rhododendron (defines evaluations)

Rhododendron 'Airy Fairy' (Airy Fairy Rhododendron)
Rhododendron 'Lights Azalea Hybrid Series' (Lights Azalea Hybrids Series)
Rhododendron 'Northern Lights' (Northen Lights Azalea)
Rhododendron 'Pioneer Silvery Pink' (Pioneer Silvery Pink Rhododendron)
Rhododendron 'Rosy Lights' (Rosy Lights Azalea)
Rhododendron 'White Lights' (White Lights Azalea)
Rhododendron kiusianum (Kiusianum Azalea )
Rhododendron mucronulatum 'Cornell Pink' (Cornell Pink Azalea)
Rhododendron occidentale (Western Azalea)
Rhododendron occidentale 'Irene Koster' (Irene Koster (Western) Azalea)
Rhododendron prinophyllum (Roseshell Azalea )
Rhododendron schlippenbachii (Royal Azalea)
Rhododendron serpyllifolium (Wild Thyme Azalea)

Ribes

Ribes sanguineum 'Pokey's Pink' (Pokey's Pink Flowering Currant)

Robinia

Robinia neomexicana (New Mexican Locust )

Symphoricarpos

Symphoricarpos albus (Common Snowberry)
Symphoricarpos albus 'Variegatus' (Variegated Snowberry)
Symphoricarpos × doorenbosii (Doorenbos Snowberry )
Symphoricarpos × doorenbosii 'Magic Berry' (Magic Berry Snowberry )
Symphoricarpos mollis (Spreading Snowberry)
Symphoricarpos orbiculatus (Indiancurrant Coralberry )
Symphoricarpos rotondifolius (Roundleaf Snowberry)

Syringa

Syringa × hyacinthiflora (Early Flowering Lilac )
Syringa × hyacinthiflora 'Maiden's Blush' (Maiden's Blush (Early Flowering) Lilac )
Syringa meyeri 'Palibin' (Palibin Meyer Lilac)
Syringa patula 'Miss Kim' (Miss Kim Lilac )
Syringa × persica (Persian Lilac)
Syringa × prestoniae (Preston Lilac )
Syringa × prestoniae 'James Macfarlane' (James Macfarlane Lilac)
Syringa vulgaris (Common Lilac)

Tetradium

Tetradium daniellii (Korean Evodia )

Vaccinium

Vaccinium corymbosum (Highbush Blueberry)
Vaccinium parvifolium (Red Huckleberry )
Vaccinium uliginosum (Bog Blueberry)