Abeliophyllum

Abeliophyllum distichum (White Forsythia )

Adenium

Adenium obesum (Desert Rose )

Adenocarpus

Adenocarpus decorticans (Silver Broom )

Andromeda

Andromeda polifolia (Bog Rosemary)

Arctostaphylos

Arctostaphylos × 'Austin Griffiths' (Austin Griffiths Manzanita)
Arctostaphylos bakeri subsp. bakeri (Baker 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 edmundsii (Little Sur Manzanita)
Arctostaphylos insularis (Island Manzanita)
Arctostaphylos manzanita 'St. Helena' (St. Helena 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 rudis (Shag Bark Manzanita )
Arctostaphylos tomentosa (Wolly Manzanita )

Argyrocytisus

Argyrocytisus battandieri (Pineapple Broom )

Baccharis

Baccharis pilularis (Coyote Bush )

Buddleia

Buddleia alternifolia (Alternate-leaf Butterfly Bush )
Buddleia × weyeriana 'Honeycomb' (Honeycomb Butterfly Bush)

Calycanthus

Calycanthus floridus (Carolina Allspice )

Caragana

Caragana arborescens (Siberian Peashrub )
Caragana arborescens 'Lorbergii' (Lorberg Peashrub )
Caragana frutex 'Globosa' (Globe Russian Peashrub )
Caragana pygmaea (Pygmy Peashrub )

Carpenteria

Carpenteria californica (Bush Anemone)

Ceanothus

Ceanothus cuneatus (Narrowleaf Buckbrush )
Ceanothus cuneatus var. rigidus 'Snowball' (Snowball Ceanothus)
Ceanothus integerrimus (Deer Brush)

Ceratonia

Ceratonia siliqua (Carob )

Cercis

Cercis canadensis 'Forest Pansy' (Forest Pansy Redbud)
Cercis canadensis var. alba (White Flowered Redbud)
Cercis canadensis var. mexicana (Mexican Redbud)
Cercis canadensis var. texensis 'Oklahoma' (Oklahoma Redbud)
Cercis chinensis (Chinese Redbud)
Cercis chinensis 'Avondale' (Avondale Chinese Redbud)
Cercis occidentalis (Western Redbud )
Cercis siliquastrum (Judus Tree )

Chimonanthus

Chimonanthus praecox (Fragrant Wintersweet)

Choisya

Choisya ternata (Mexican Orange)
Choisya ternata 'Sundance' (Sundance Mexican Orange )

Chrysolepis

Chrysolepis chrysophylla (Golden Chinkapin )

Chrysothamnus

Chrysothamnus viscidiflorus (Green Rabbitbrush )

Coleogyne

Coleogyne ramosissima (Blackbrush)

Crataegus

Crataegus germanica (Medlar)

Crinodendron

Crinodendron hookerianum (Chilean Lantern Tree)

Cytisus

Cytisus scoparius (Scotch Broom )
Cytisus scoparius 'Moonlight' (Moonlight Scotch Broom)

Dasiphora

Dasiphora fruticosa (Shrubby Cinquefoil )

Distylium

Distylium × 'Vintage Jade' (Vintage Jade Evergreen Witch Hazel)

Encelia

Encelia farinosa (Brittlebush )

Eriogonum

Eriogonum fasciculatum (California Buckwheat )

Exochorda

Exochorda racemosa (Common Pearlbush)

Fontanesia

Fontanesia philliraeoides subsp. fortunei (Fontanesia)

Fremontodendron

Fremontodendron (Flannel Bush )

Hakea

Hakea microcarpa (Small-fruited Hakea)

Kalmia

Kalmia polifolia (Bog Laurel )

Lagerstroemia

Lagerstroemia (hybrid) (Hybrid Crape Myrtle)
Lagerstroemia chekiangensis (Crape Myrtle)
Lagerstroemia fauriei (Japanese Crepe Myrtle)
Lagerstroemia floribunda (Asian Crape Myrtle )
Lagerstroemia indica (Common Crape Myrtle )
Lagerstroemia indica Petite Plum® (Petite Plum Crape Myrtle)

Larrea

Larrea tridentata (Creosote Bush)

Leucothoe

Leucothoe axillaris (Coast Leucothoen )

Loropetalum

Loropetalum chinense (Chinese Fringe-flower)
Loropetalum chinense var. rubrum (Pink-flowering Fringe-flower )
Loropetalum chinense var. rubrum 'Daybreak's Flame' (Daybreak's Flame Fringe-flower)
Loropetalum chinense var. rubrum Plum Delight™ (Plum Delight Fringe-flower)

Maackia

Maackia chinensis (Chinese Maackia)

Magnolia

Magnolia salicifolia (Willowleaf Magnolia )

Menziesia

Menziesia ciliicalyx var. multiflora (Mock Azalea )

Nerium

Nerium oleander (Oleander)

Notholithocarpus

Notholithocarpus densiflorus var. echinoides (Shrub Tanoak )

Olneya

Olneya tesota (Ironwood)

Pieris

Pieris formosa var. forrestii (Chinese Pieris )

Pittosporum

Pittosporum heterophyllum (Chinese Pittosporum)
Pittosporum tobira (Japanese Mock Orange )

Punica

Punica granatum (Pomegranate)
Punica granatum var. nana (Dwarf Pomegranate)

Quillaja

Quillaja saponaria (Soap-bark Tree )

Rhododendron (defines evaluations)

Rhododendron groenlandicum (Labrador-tea)

Robinia

Robinia neomexicana (New Mexican Locust )

Salix

Salix magnifica (Magnolia-leaf Willow )

Stewartia

Stewartia serrata (Sawtooth Stewartia)

Tibouchina

Tibouchina urvilleana (Princess Flower )

Umbellularia

Umbellularia californica (Oregon Myrtle )

Yucca

Yucca filamentosa (Adam's Needle Yucca)
Yucca glauca ( Small Soapweed )
Yucca rostrata (Big Bend Yucca )