Abelia

Abelia × grandiflora (Glossy Abelia)
Abelia × grandiflora 'Francis Mason' (Francis Mason Glossy Abelia)

Aesculus

Aesculus californica (California Buckeye )

Alnus

Alnus alnobetula subsp. sinuata (Sitka Alder )

Amelanchier

Amelanchier × grandiflora (Apple Serviceberry)

Andromeda

Andromeda polifolia (Bog Rosemary)

Arctostaphylos

Arctostaphylos 'White Lanterns' (White Lanterns Manzanita)
Arctostaphylos andersonii (Santa Cruz Manzanita )
Arctostaphylos bakeri subsp. bakeri 'Louis Edmunds' (Louis Edmunds Manzanita)
Arctostaphylos canescens (Hoary Manzanita )
Arctostaphylos columbiana (Hairy Manzanita)
Arctostaphylos confertiflora (Santa Rosa Island Manzanita)
Arctostaphylos densiflora (Sonoma Manzanita )
Arctostaphylos densiflora 'Howard McMinn' (Howard McMinn Manzanita)
Arctostaphylos edmundsii (Little Sur Manzanita)
Arctostaphylos hookeri (Hooker's Manzanita )
Arctostaphylos insularis (Island Manzanita)
Arctostaphylos montaraensis (Montara Manzanita)
Arctostaphylos nevadensis (Pinemat Manzanita)
Arctostaphylos pajaroensis (Pajaro Manzanita)
Arctostaphylos pajaroensis 'Bretts Beauty' (Brett's Beauty Manzanita)
Arctostaphylos patula (Green Manzanita )
Arctostaphylos pumila (Sandmat Manzanita )
Arctostaphylos pungens (Ponitleaf Manzanita )
Arctostaphylos refugioensis (Refugio Manzanita)
Arctostaphylos rudis (Shag Bark Manzanita )
Arctostaphylos tomentosa (Wolly Manzanita )
Arctostaphylos uva-ursi (Kinnikinnik )
Arctostaphylos uva-ursi 'Massachusetts' (Massachusetts Kinnikinnik )
Arctostaphylos uva-ursi 'Point Reyes' (Point Reyes Kinnikinnik )
Arctostaphylos uva-ursi 'San Bruno Mountain' (San Bruno Mountain Kinnikinnik )
Arctostaphylos viridissima 'White Cloud' (White Cloud McMinn's Manzanita )

Aronia

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

Buddleia

Buddleia davidii (Butterfly Bush)

Callicarpa

Callicarpa japonica (Japanese Beautyberry)

Camellia

Camellia japonica (Japanese Camellia)
Camellia sasanqua (Sasanqua Camellia)

Chaenomeles

Chaenomeles speciosa (Flowering Quince)

Cistus

Cistus × florentinus 'Fontfroide' (Fontfroide Rockrose)

Clethra

Clethra alnifolia 'Ruby Spice' (Ruby Spice Summersweet )

Cornus

Cornus florida (Flowering Dogwood )
Cornus kousa (Kousa Dogwood )

Cotoneaster

Cotoneaster divaricatus (Spreading Cotoneaster)
Cotoneaster franchetii (Franchet Cotoneaster)
Cotoneaster intergerrimus (European Cotoneaster)
Cotoneaster lucidus (Hedge Cotoneaster)

Cydonia

Cydonia oblonga (Quince)

Daphne

Daphne × burkwoodii (Burkwood Daphne)
Daphne odora (Fragrant Daphne )

Deutzia

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

Enkianthus

Enkianthus campanulatus (Redvein Enkianthus)

Erica

Erica × darleyensis (Darley Heath )

Eriogonum

Eriogonum fasciculatum (California Buckwheat )

Escallonia

Escallonia laevis (Pink Escallonia)
Escallonia × langleyensis (Langley Escallonia)
Escallonia × langleyensis 'Apple Blossom' (Apple Blossom Escallonia)

Gaultheria

Gaultheria shallon (Salal)

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)

Jasminum

Jasminum polyanthum (Pink Jasmine )

Kalmia

Kalmia latifolia (Mountain-laurel)
Kalmia polifolia (Bog Laurel )

Lagerstroemia

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

Leucothoe

Leucothoe axillaris (Coast Leucothoen )
Leucothoe grayana (Hana-hirinoki (Japan))

Lonicera

Lonicera japonica (Japanese Honeysuckle)

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 'Waterlily' (Waterlily Magnolia)

Malus

Malus fusca (Western Crabapple )

Menziesia

Menziesia ciliicalyx var. multiflora (Mock Azalea )
Menziesia ferruginea (Rusty Menziesia )

Myrtus

Myrtus communis (Common Myrtle )

Nerium

Nerium oleander (Oleander)

Olneya

Olneya tesota (Ironwood)

Pieris

Pieris japonica (Japanese Pieris )

Prunus

Prunus glandulosa (Dwarf Flowering Almond)
Prunus subcordata (Klamath Plum )

Rhaphiolepis

Rhaphiolepis indica (Indian Hawthorn)

Rhododendron (defines evaluations)

Rhododendron 'Dreamland' (Dreamland Rhrododendron)

Rhus

Rhus integrifolia (Lemonade Berry )
Rhus ovata (Sugar Bush)

Robinia

Robinia neomexicana (New Mexican Locust )

Rosa

Rosa rubiginosa (Sweetbriar Rose )
Rosa rugosa (Rugosa Rose)
Rosa woodsii (Woods' Rose)

Rubus

Rubus armeniacus (Himalayan Blackberry )

Sambucus

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