Frost Tolerant

Robinia X ambigua 'Decaisneana'

Miscanthus sinensis 'Adagio'

Adagio Eulalia Grass

Buddleja davidii 'African Queen'

African Queen Butterfly Bush

Sporobolus airoides

Alstroemaria hybrids

Alstroemaria, Peruvian Lily hybrid

Cornus stolonifera 'Flaviramea'

American Yellowtwig Dogwood

Acer tartaricum ginnala

Geranium 'Ann Folkard'

Ann Folkard Geranium

Viburnum burkwoodii 'Anne Russell'

Anne Russell Viburnum

Spiraea japonica 'Anthony Waterer'

Anthony Waterer Spirea

Fallugia paradoxa

Verbena bonariensis

Argentine Verbena

Fraxinus velutina

Arizona or Velvet Ash

Malus X arnoldiana

Arnold Crabapple

Viburnum dentatum

Arrowwood Viburnum

Ginkgo biloba 'Autumn Gold'

Autumn Gold Ginkgo Tree

Sedum 'Autumn Joy'

Autumn Joy Sedum

Taxodium distichum

Bald Cypress, Swamp Cypress

Kolkwitzia amabilis

Iris bearded 'Bengal Tiger'

Bengal Tiger Bearded Iris

Iris bearded 'Beverly Sills'

Beverly Sills Bearded Iris

Acer macrophyllum

Bigleaf Maple, Oregon or Canyon Ma

Pennisetum alopecuroides 'Moudry'

Black Flowering Fountain Grass

Buddleja davidii 'Black Knight'

Black Knight Butterfly Bush

Ficus carica 'Mission'

Black Mission Edible Fig

Juglans nigra

Rudbeckia hirta

Black-Eyed Susan

Iris bearded 'Blatant'

Blatant Bearded Iris

Acer palmatum 'Bloodgood'

Bloodgood Japanese Maple

Sambucus mexicana

Blue Elderberry

Caryopteris X clandonensis

Quercus douglasii

Eryngium planum

Blue or False Sea Holly

Iris bearded 'Blue Staccato'

Blue Staccato Bearded Iris

Actinidia arguta

Bower or Hardy Actinidia

Pyrus calleryana 'Bradford'

Bradford Callery Pear

Iris bearded 'Breakers'

Breakers Bearded Iris

Spiraea X vanhouttei

Spiraea prunifolia 'Plena'

Encelia densiflora

Brittlebush, Desert Encelia

Encelia farinosa

Brittlebush, Desert Encelia

Buddleja davidii var. Nanhoensis

Buddleja davidii 'Purple Prince'

Butterfly Bush, Purple Prince

Acer palmatum 'Butterfly'

Butterfly Japanese Maple

Juglans cineria

Quercus kelloggii

California Black Oak

Aesculus californica

California Buckeye

Epilobium canum

California Fuchsia, Zauschneria

Platanus racemosa

California Sycamore

Vitis californica

California Wild Grape

Pyrus calleryana 'Capital'

Capital Columnar Callery Pear

Lobelia cardinalis

Cardinal Flower, Indian Pink

Pyrus calleryana 'Chanticleer'

Chanticleer Callery Pear

Vitex agnus-castus

Chaste Tree, Monk's Pepper Tree

Koelreuteria bipinnata

Chinese Flame Tree

Pennisetum orientale

Chinese Fountain Grass

Chionanthus retusus

Chinese Fringe Tree

Pistacia chinensis

Chinese Pistache

Wisteria sinensis

Chinese Wisteria

Chitalpa tashkentensis 'Pink Dawn'

Chitalpa tashkentensis

Acer platanoides 'Columnare'

Columnar Norway Maple

Celtis occidentalis

Common Hackberry

Syringa vulgaris

Viburnum opulus 'Roseum'

Common Snow Ball

Symphoricarpos albus

Common Snowberry or Waxberry

Wisteria sinensis 'Cooke's Purple'

Cooke's Purple Chinese Wisteria

Centaurea cyanus

Cornflower, Bachelor's Button

Lagerstroemia indica

Holodiscus discolor

Cream Bush, Ocean Spray

Acer platanoides 'Crimson King'

Crimson King Maple

Berberis thunbergii 'Crimson Pygmy'

Crimson Pygmy Japanese Barberry

Acer palmatum 'Crimson Queen'

Crimson Queen Japanese Maple

Rhus typhina 'Laciniata'

Cutleaf Staghorn Sumac

Narcissus Assorted Varieties

Metasequoia glyprostroboides

Cercidium 'Desert Museum'

Desert Museum Palo Verde

Mirabilis multiflora

Desert or Colorado Four O' Clock

Physocarpus opulifolius 'Diablo'

Diablo Purple Leaf Ninebark

Hibiscus syriacus 'Diana'

Diana Rose Of Sharon

Rosa 'Don Juan'

Don Juan Climbing Rose

Iris bearded 'Dusky Challenger'

Dusky Challenger Bearded Iris

Viburnum opulus 'Compactum'

Dwarf European Cranberry Bush

Viburnum opulus 'Nanum'

Dwarf European or Hedge Viburnum

Berberis thunbergii 'Atropurpurea Nana'

Dwarf Japanese Barberry

Hydrangea quercifolia 'Pee Wee'

Dwarf Oakleaf Hydrangea

Cercis canadensis

Pennisetum 'Eaton Canyon'

Eaton Canyon Dwarf Fountain Grass

Crataegus laevigata 'Paul's Scarlet'

English Hawthorn Paul's Scarlet

Miscanthus sinensis

Eulalia Grass, Japanese Silver Gras

Miscanthus sinensis 'Silberspinne'

Eulalia Grass, Silberspinne

Sambucus racemosa

European Red Elder Berry

Fraxinus velutina 'Rio Grande'

Ficus carica

Miscanthus sinensis 'Flamingo'

Flamingo Eulalia Grass

Cyclamen persicum

Florists' Cyclamen

Prunus blireana

Chaenomeles speciosa

Flowering Quince

Freesia hybrids

Morus alba 'Fruitless'

Fruitless Mulberry, White Mulberry

Ribes speciosum

Fuchsia-Flowering Gooseberry

Acer japonicum

Hydrangea macrophylla

Garden Hydrangea

Acer platanoides 'Globosum'

Globe Norway Maple

Echinops ritro

Spiraea japonica 'Goldflame'

Gold Flame Spirea

Allium moly 'Edgar Kline'

Rosa 'Golden Showers'

Golden Showers Climbing Rose

Hakonechloa macra 'Aureola'

Golden Stripe Hakonechloa

Koelreuteria paniculata

Goldenrain Tree, Varnish Tree

Rudbeckia hirta 'Goldilocks'

Goldilocks Gloriosa Daisy

Malus 'Gorgeous'

Gorgeous Crabapple

Anemone blanda

Grecian Windflower

Lantana montevidensis

Ground Cover Lantana

Rosa Ground Cover varieties

Ground Cover Rose selections

Pennisetum alopecuroides 'Hamelin'

Hamelin Dwarf Fountain Grass

Corylus avellana 'Contorta'

Harry Lauder's Walking Stick, Twist

Panicum virgatum 'Heavy Metal'

Heavy Metal Switch Grass

Acer campestre

Alcea rosea

Gleditsia triacanthos

Honey Locust, Sweet L., Honeyshuck

Malus 'Hopa'

Forsythia X intermedia

Hybrid Forsythia

Robinia X ambigua 'Idahoensis'

Idaho Magenta Locust

Rudbeckia hirta 'Indian Summer'

Indian Summer Gloriosa Daisy

Clematis X 'Jackmanii'

Jackman Purple Clematis

Betula jacquemontii

Jacquemontii Birch

Aucuba japonica

Japanese Aucuba

Berberis thunbergii

Japanese Barberry

Kerria japonica 'Pleniflora'

Japanese Double Kerria, Kerrybush

Malus floribunda

Japanese Flowering Crabapple

Kerria japonica

Japanese Kerria

Acer palmatum

Diospyros kaki

Japanese or Oriental Persimmon

Sophora japonica

Japanese Pagoda Tree

Hemerocallis 'Joan Senior'

Joan Senior Daylily

Ziziphus jujuba

Jujube, Chinese-Date, Tsao

Actinidia deliciosa

Kiwi, Chinese Gooseberry

Prunus cerasifera 'Krauter Vesuvius'

Krauter Vesuvius Flowering Plum

Prunus serrulata 'Kwanzan'

Kwanzan Flowering Japanese Cherry

Acer palmatum 'Dissectum'

Lace Leaf Japanese Maple

Agastache rupestris

Helichrysum petiolare

Spiraea japonica 'Limemound'

Limemound Spirea

Muhlenbergia lindheimeri

Lindheimer's Muhly Grass

Liquidambar styraciflua 'Burgundy'

Liquid Burgundy

Liquidambar styraciflua 'Festival'

Liquidambar Festival

Liquidambar styraciflua

Liquidambar, American Sweet Gum

Hemerocallis 'Little Bobo'

Little Bobo Daylily

Pennisetum alopecuroides 'Little Bunny'

Little Bunny Dwarf Fountain Grass

Spiraea japonica 'Little Princess'

Little Princess Japanese Spirea

Tilia cordata

Little-Leaf Linden

Platanus X acerifolia

London Plane Tree

Nigella damascena

Crocosmia 'Lucifer'

Lucifer Crocosmia

Hemerocallis 'Lullaby Baby'

Lullaby Baby Daylily

Ginkgo biloba

Maidenhair Tree, Ginkgo Tree

Hemerocallis 'Marse Connell'

Marse Connell Daylily

Narcissus 'Meeting'

Meeting Daffodil

Rosa X Meidiland Varieties

Meidiland Varieties Rose selections

Narcissus 'Mistrial'

Mistrial Daffodil

Crocosmia X crocosmiiflora

Achillea filipendulina 'Cloth of Gold'

Moonshine Yarrow

Miscanthus sinensis 'Morning Light'

Morning Light Silver Grass

Bouteloua gracilis

Mosquito Grass, Blue Grama Grass

Lagerstroemia 'Muskogee'

Muskogee Lavender Crape Myrtle

Amaryllis belladonna

Naked Lady, Belladonna Lily

Lagerstroemia 'Natchez'

Natchez White Crape Myrtle

Lantana 'New Gold'

New Gold Trailing Lantana

Acer platanoides

Hydrangea quercifolia

Oakleaf Hydrangea

Sedum sieboldii

Cercis reniformis

Oklahoma Redbud

Hemerocallis 'Orange Crush'

Orange Crush Daylily

Fraxinus latifolia

Iris bearded 'Paprika Fonos'

Paprika Fonos Bearded Iris

Alstroemaria psittacina

Clematis montana rubens

Pink Anemone Clematis, Rubens

Cornus florida 'Pink'

Pink Flowering Dogwood

Deutzia hybrida 'Pink-A-Boo'

Pink-A-Boo TM Deutzia

Hemerocallis 'Pojo'

Punica granatum 'Wonderful'

Pomegranate Wonderful

Solanum laxum

Rhus lanceolata

Pennisetum 'Rubrum'

Purple Fountain Grass

Robinia X ambigua 'Purple Robe'

Purple Robe Locust

Cotinus coggygria 'Purpureus'

Purple Smoke Tree

Carpinus betulus 'Fastigiata'

Pyramidal European Hornbean

Acer rubrum

Ribes sanguineum

Red Flowering Currant

Acer palmatum 'Atropurpureum'

Red Japanese Maple

Pistacia chinensis 'Red Push'

Red Push Chinese Pistache

Acer rubrum 'Red Sunset'

Red Sunset Maple

Acer rubrum 'Scanlon'

Red Sunset Maple

Berberis thunbergii 'Atropurpurea'

Red-Leaf Japanese Barberry

Vitis X californica 'Roger's Red'

Roger's Red Wild Grape

Hibiscus syriacus

Rose Of Sharon, Shrub Althaea

Sedum spectabile 'Brilliant'

Rose Red Stone Crop

Cotinus coggygria 'Royal Purple'

Royal Purple Smoke Tree

Rosa 'Royal Sunset'

Royal Sunset Climbing Rose

Elaeagnus angustifolia

Russian Olive, Oleaster

Hemerocallis 'Russian Rhapsody'

Russian Rhapsody Daylily

Malus toringo sargentii

Sargent Crabapple

Magnolia X soulangiana

Saucer Magnolia

Zelkova serrata

Saw-Leaf or Japanese Zelkova

Acer palmatum 'Sango Kaku'

Gleditsia inermis triacanthos 'Shademast

Shademaster Honey Locust

Acer palmatum 'Shaina'

Shalina Japanese Maple

Acer palmatum 'Shindeshojo'

Shindeshojo Japanese Maple

Acer palmatum 'Shishigashira'

Shishigashira Japanese Maple

Rosa Shrub varieties

Shrub Rose selections

Ulmus pumila

Caragana arborescens

Siberian Peashrub

Albizia julibrissin

Silk Tree, Mimosa

Miscanthus sinensis 'Silberfeder'

Silver Arrow Miscanthus

Buddleja alternifolia 'Argentea'

Silver Fountain Butterfly Bush

Acer saccharinum

Silver Maple, Soft or White Maple

Artemisia schmidtiana 'Silver Mound'

Silver Mound Artemisia

Salvia argentea

Capparis spinosa v. inermis

Sineless Caper Bush

Deutzia gracilis

Slender Deutzia

Malus 'Snowdrift'

Snowdrift Crabapple

Nyssa sylvatica

Sour Gum, Tupelo, Pepperidge

Ribes sanguineum glutinosum

Southern Pink Flowering Currant

Sparaxis tricolor

Sparaxis, Harlequin Flower

Calycanthus occidentalis

Magnolia stellata

Narcissus 'Stratavarus'

Stratavarus Daffodil

Acer saccharum

Buddleja davidii

Gleditsia tricanthos 'Sunburst'

Sunburst Locust

Iris bearded 'Sweet Musette'

Sweet Musette Bearded Iris

Acer tataricum

Malus hupehensis

Malus 'Hillieri'

Tea Crabapple, Hillier

Hemerocallis 'Terra Cotta Baby'

Terra Cotta Baby Daylily

Prosopis glandulosa

Texas Honey Mesquite

Prunus cerasifera 'Thundercloud'

Thundercloud Purple Leaf Plum

Hemerocallis 'Tiny Pumpkin'

Tiny Pumpkin Daylily

Rosa Tree varieties

Tree Roses selections

Sedum spurium 'Tricolor'

Tricolor Dragon's Blood Sedum

Acer buergerianum

Campsis radicans

Trumpet Creeper

Deschampsia caespitosa

Tufted Hair Grass

Liriodendron tulipifera

Corylus colurna

Turkish Hazelnut or Filbert

Lagerstroemia 'Tuscarora'

Tuscarora Crape Myrtle

Miscanthus sinensis 'Gracillimus'

Upright Maiden Grass

Quercus lobata

Valley Oak, Calif. White Oak, Roble

Hydrangea macrophylla 'Variegata'

Variegated Garden Hydrangea

Miscanthus sinensis 'Variegatus'

Variegated Japanese Silver Grass

Calamagrostis X acutiflora 'Overdam'

Variegated Reed Grass

Acer circinatum

Crataegus phaenopyrum

Washington Thorn

Morus alba 'Pendula'

Weeping White Mulberry

Salix babylonica

Weigela florida

Catalpa speciosa

Western Catalpa

Cercis occidentalis

Malus 'White Angel'

White Angel Crabapple

Fraxinus americana

Betula pendula

White Birch, European White Birch

Wisteria sinensis 'Alba'

White Chinese Wisteria

Cornus florida 'White

White Flowering Dogwood

Lantana montevidensis 'White LIghtening'

White Trailing Lantana

Iris bearded 'Whoop Em Up'

Whoop Em Up Bearded Iris

Caryopteris X clandonensis 'Worcester Go

Worchester Golden Blue Mist

Eriogonum wrightii

Wright's Buckwheat

Cladrastis kentukea

Miscanthus sinensis 'Zebrinus'