Abelia

Abelia × 'Edward Goucher' (Edward Goucher Abelia)

Aesculus

Aesculus californica (California Buckeye )
Aesculus sylvatica (Painted Buckeye )

Alnus

Alnus alnobetula subsp. sinuata (Sitka Alder )

Amelanchier

Amelanchier × grandiflora (Apple Serviceberry)

Aronia

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

Buddleia

Buddleia davidii (Butterfly Bush)

Callicarpa

Callicarpa dichotoma (Purple Beautyberry)
Callicarpa japonica (Japanese Beautyberry)

Calycanthus

Calycanthus × raulstonii 'Hartlage Wine' (Hartlage Wine Sweetbush )

Chaenomeles

Chaenomeles speciosa (Flowering Quince)

Clethra

Clethra alnifolia 'Ruby Spice' (Ruby Spice Summersweet )

Crataegus

Crataegus laevigata (English Hawthorn )

Deutzia

Deutzia × kalmiiflora (Kalmia Flowered Deutzia)
Deutzia scabra 'Godsall Pink' (Godsall Pink Fuzzy Deutzia)

Enkianthus

Enkianthus campanulatus (Redvein Enkianthus)

Fuchsia

Fuchsia magellanica (Magellan Fuchsia )

Hibiscus

Hibiscus syriacus (Rose of Sharon )

Hydrangea

Hydrangea macrophylla (Bigleaf Hydrangea)
Hydrangea paniculata (Panicle Hydrangea)
Hydrangea paniculata Angel Blush® (Angel Blush Hydrangea)
Hydrangea paniculata 'Pink Diamond' (Pink Diamond Hydrangea)
Hydrangea paniculata 'Unique' (Unique Hydrangea)
Hydrangea quercifolia (Oakleaf Hydrangea)

Kolkwitzia

Kolkwitzia amabilis (Beautybush)

Lavatera

Lavatera thuringiaca (Tree Lavatera)

Lonicera

Lonicera hispidula (Pink Honeysuckle )

Loropetalum

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

Malus

Malus fusca (Western Crabapple )

Menziesia

Menziesia ferruginea (Rusty Menziesia )

Prunus

Prunus glandulosa (Dwarf Flowering Almond)
Prunus prostrata (Rock Cherry )
Prunus subcordata (Klamath Plum )

Rhododendron (defines evaluations)

Rhododendron Tri Lights™ (Tri-Lights Azalea)

Ribes

Ribes malvaceum (Chaparral Currant)
Ribes nevadense (Mountain Pink Currant )
Ribes sanguineum (Flowering Currant )

Rosa

Rosa acicularis (Wild Prickly Rose)
Rosa gymnocarpa (Little Wood Rose )
Rosa pisocarpa (Clustered Rose)
Rosa rubiginosa (Sweetbriar Rose )
Rosa rugosa (Rugosa Rose)
Rosa woodsii (Woods' Rose)

Rubus

Rubus armeniacus (Himalayan Blackberry )
Rubus odoratus (Flowering Raspberry )
Rubus parviflorus (Thimbleberry )

Sambucus

Sambucus nigra Black Beauty™ (Black Beauty Elderberry )
Sambucus nigra 'Purpurea' (Purpurea Elderberry )

Sorbus

Sorbus poteriifolia (Mountain Ash)

Spiraea

Spiraea douglasii (Douglas Spirea )
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 splendens (Mountain Spirea)
Spiraea thunbergii 'Fujino Pink' (Fujino Pink Spirea)

Styrax

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

Vaccinium

Vaccinium corymbosum (Highbush Blueberry)

Viburnum

Viburnum × bodnantense 'Dawn' (Dawn Bodnantense Viburnum)
Viburnum × burkwoodii (Burkwood Viburnum)
Viburnum carlesii (Koreanspice Viburnum)
Viburnum farreri (Fragrant Viburnum)
Viburnum × juddii (Judd Viburnum)
Viburnum opulus var. opulus 'Roseum' (European Snowball Viburnum)
Viburnum opulus var. sargentii 'Onondaga' (Onondaga Viburnum )
Viburnum plicatum var. plicatum 'Pink Sensation' (Pink Sensation Japanese Snowball)
Viburnum plicatum var. tomentosum 'Pink Beauty' (Pink Beauty Doublefile Viburnum)

Weigela

Weigela florida (Weigela)
Weigela praecox (Early Weigela)
Weigela praecox 'Korean Sunrise' (Korean Sunrise Weigela)