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Plants Toxic to Cats
These plants are confirmed toxic to cats by ASPCA or professional toxicology data. Cat owners should keep these plants away from their pets.
371 plants
Alder buckthorn
Frangula alnus Mill.; Rhamnus frangula L.
Aloe
Aloe vera
Angel's Trumpet
Brugmansia suaveolens Humb. & Bonpl. ex Willd.
Angel's Trumpet
Brugmansia versicolor Lagerh.
Angular Solomon's seal
Polygonatum odoratum (Mill.) Druce, Polygonatum officinale All.
Apple of Peru
Nicandra physalodes (L.) Gaertn.
Apricot
Prunus armeniaca
Arabica Coffee
Coffea arabica L.
Basket willow
Salix viminalis L.
Bay Laurel
Laurus nobilis
Belladonna
Atropa bella-donna L.
Belladonna Lily
Amaryllis belladonna L.
Bergamot Orange
Citrus Aurantium
Bird's Tongue Flower
Strelitzia reginae
Bitter aloe
Aloe ferox Mill.
Black Cherry
Prunus serotina
Black Elderberry
Sambucus nigra L.
Black Henbane
Hyoscyamus niger L.
Black Nightshade
Solanum nigrum
Bog rosemary
Andromeda polifolia L.
Butterfly Iris
Iris spuria
Caladium
Caladium bicolor (Aiton) Vent.
Caper spurge
Euphorbia lathyris L.
Caraway
Carum carvi
Cardboard Cycad
Zamia furfuracea
Catawba rhododendron
Rhododendron catawbiense Michx.
Catnip
Nepeta cataria
Cherry laurel
Prunus laurocerasus L.
Chinese Evergreen
Aglaonema modestum
Chinese Wisteria
Wisteria sinensis (Sims) DC.; Glycine sinensis Sims
Chives
Allium schoenoprasum
Choke Cherry
Prunus virginiana
Clusia Rosea
Clusia major
Common Bluebell
Hyacinthoides non-scripta (L.) Chouard ex Rothm.
Common Privet
Ligustrum vulgare
Common box
Buxus sempervirens L.
Common winterberry
Ilex verticillata (L.) A.Gray
Coontie Palm
Zamia pumila
Cornstalk Plant
Dracaena fragrans
Crown-of-thorns
Euphorbia milii Des Moul. ex Boiss.; Euphorbia bojeri Hook.; Euphorbia splendens Bojer ex Hook.
Cypress spurge
Euphorbia cyparissias L.
Daffodil
Narcissus pseudonarcissus L.
Downy Oak
Quercus pubescens Willd. (syn. Quercus lanuginosa Thuill.)
Drooping laurel
Leucothoe fontanesiana (Steud.) Sleumer
Dumb cane
Dieffenbachia seguine (Jacq.) Schott
Dumbcane
Dieffenbachia
Easter Lily
Lilium longiflorum
Eastern Arborvitae
Thuja occidentalis L.
English Oak
Quercus robur L. (syn. Quercus pedunculata Ehrh.)
English Yew
Taxus baccata
European Bittersweet
Solanum dulcamara
European Holly
Ilex aquifolium
European spindle
Euonymus europaeus L.
Fern Palm
Zamia spp.
Flaming Katy
Kalanchoe blossfeldiana Poelln.; Kalanchoe globulifera H. Perrier var. coccinea H. Perrier
Flax (Linseed)
Linum usitatissimum L.
Forking larkspur
Consolida regalis Gray (syn. Delphinium consolida L.)
Foxglove
Digitalis purpurea
Foxtail
Acalypha hispida
Garden Croton
Codiaeum variegatum (L.) A.Juss.; Croton variegatus L.
Garden heliotrope
Heliotropium arborescens L. (syn. Heliotropium peruvianum L.)
Garden tulip
Tulipa gesneriana L.
Gardenia
Gardenia jasminoides
Garlic
Allium sativum
Gold Dust Dracaena
Dracaena surculosa
Goldband Lily
Lilium auratum Lindl.
Golden chain
Laburnum anagyroides Medik. (syn. Cytisus laburnum L.)
Golden dewdrop
Duranta erecta L. (synonyms: Duranta repens L., Duranta plumieri Jacq.)
Greater celandine
Chelidonium majus L.
Green hellebore
Helleborus viridis L.
Heartleaf Philodendron
Philodendron hederaceum
Heartleaf philodendron
Philodendron scandens K.Koch & Sello; Philodendron hederaceum (Jacq.) Schott; Philodendron micans K.Koch; Philodendron oxycardium Schott
Hercules' Club
Aralia spinosa
Holm Oak
Quercus ilex L. (syn. Quercus sempervirens Mill.)
Horse Chestnut
Aesculus glabra
Horse Chestnut
Aesculus hippocastanum L.; Synonyms: Hippocastanum aesculus Cav., Hippocastanum vulgare Gaertn.
Houndstongue
Cynoglossum officinale L.
Hyacinth
Hyacinthus orientalis
Indian Azalea
Rhododendron simsii Planch.
Indian Hemp
Apocynum androsaemifolium
Iron Cross Begonia
Begonia masoniana
Italian arum
Arum italicum Mill.
Jack-in-the-pulpit
Arisaema triphyllum
Japanese spindle
Euonymus japonicus Thunb.
Japanese wisteria
Wisteria floribunda (Willd.) DC.
Jimson Weed
Datura stramonium L.
Kaffir Lily
Clivia miniata (Lindl.) Regel
Kidney Bean
Phaseolus vulgaris L.
Lacy tree philodendron
Philodendron bipinnatifidum Schott ex Endl. (syn. Philodendron selloum K. Koch)
Lantana
Lantana camara
Laurustinus
Viburnum tinus L.
Leek
Allium ampeloprasum
Lemon Day-Lily
Hemerocallis lilio-asphodelus L. (syn. Hemerocallis flava L.)
Lemon Grass
Cymbopogon citratus
Lenten Rose
Helleborus niger
Lily of the Valley
Convallaria majalis
Lobelia
Lobelia cardinalis
Lovage
Levisticum officinale
Malaysian Dracaena
Dracaena reflexa
Marble Queen
Scindapsus aureus
Marijuana
Cannabis sativa
Marjoram
Origanum majorana
Martagon Lily
Lilium martagon L.
Meadow Saffron
Colchicum autumnale
Mezereon
Daphne mezereum L.
Milk thistle
Silybum marianum (L.) Gaertn.; Carduus marianus L.; Silybum maculatum (Scop.) Moench
Mole Bean Plant
Ricinus communis
Monkshood
Aconitum napellus aggr.
Mum
Chrysanthemum spp.
Nephthytis
Syngonium podophyllum
Old man's beard
Clematis vitalba L.
Oleander
Nerium oleander
Onion
Allium cepa
Orange
Citrus sinensis
Orange daylily
Hemerocallis fulva (L.) L.
Orange lily
Lilium bulbiferum L.s.l.
Oregano (Greek Oregano)
Origanum vulgare hirtum
Paintbrush
Haemanthus albiflos Jacq., Haemanthus albomaculatus Baker
Palm Lily
Cordyline australis
Parsley
Petroselinum crispum
Peace Lily
Spathiphyllum
Peace Lily
Spathiphyllum floribundum (Linden & Andre) N.E.Br.
Peach
Prunus persica
Peacock Flower
Caesalpinia pulcherrima
Pencil Cactus
Euphorbia tirucalli
Pennyroyal
Mentha pulegium L.
Persian cyclamen
Cyclamen persicum Mill.
Petty spurge
Euphorbia peplus L.
Pieris
Pieris japonica
Pig's ears
Cotyledon orbiculata L.
Pink Pearl Begonia
Begonia semperflorens cultivar
Plantain Lily
Hosta plantaginea
Plum
Prunus domestica
Poinsettia
Euphorbia pulcherrima
Portugal laurel
Prunus lusitanica L.
Potato
Solanum tuberosum L.
Primrose
Primula vulgaris
Red bryony
Bryonia dioica Jacq.; Bryonia cretica L. subsp. dioica (Jacq.) Tutin
Red elderberry
Sambucus racemosa L.
Rex Begonia
Begonia rex
Robusta coffee
Coffea canephora Pierre ex A.Froehner (syn. Coffea robusta L.Linden)
Rock Moss
Portulaca oleracea
Rosebay
Rhododendron spp
Rubrum Lily
Lilium speciosum
Sabi Star
Adenium obesum
Sacred Bamboo
Nandina domestica
Sago Palm
Cycas revoluta, Zamia species
Sander's alocasia
Alocasia sanderiana W.Bull
Satin Pothos
Scindapsus pictus
Savin juniper
Juniperus sabina L.
Schefflera
Schefflera
Sea Squill
Drimia maritima (L.) Stearn (synonyms: Scilla maritima L., Urginea maritima (L.) Baker)
Seven Bark
Hydrangea arborescens
Silver Jade Plant
Crassula arborescens
Silver fir
Abies alba Mill.; Abies pectinata (Lam.) DC.
Silver ragwort
Jacobaea maritima (L.) Pelser & Meijden
Snake Plant
Sansevieria trifasciata
Snow-on-the-mountain spurge
Euphorbia marginata Pursh
Solomon's seal
Polygonatum multiflorum (L.) All.
Sorrel
Rumex scutatus
Split Leaf Philodendron
Philodendron bipennifolium
Sprengeri Fern
Asparagus densiflorus cv sprengeri
St. John’s Wort
Hypericum perforatum
Stargazer Lily
Lilium orientalis
Stinking hellebore
Helleborus foetidus L.
Straight-Margined Dracaena
Dracaena marginata
Sun spurge
Euphorbia helioscopia L.
Superb Lily
Gloriosa superba
Sweet Cherry
Prunus avium
Sweetheart Ivy
Hedera helix
Swiss Cheese Plant
Monstera deliciosa
Taro
Colocasia esculenta
Taro (Caladium hortulanum)
Caladium hortulanum
Taro Vine
Epipremnum aureum
Tarragon
Artemisia dracunculus
Texas Umbrella Tree
Melia azedarach
Ti-Plant
Cordyline terminalis
Tiger lily
Lilium lancifolium Thunb., Lilium tigrinum Ker Gawl.
Tobacco
Nicotiana tabacum L.
Tree Philodendron
Philodendron selloum
Tree Tobacco
Nicotiana glauca
Tropic Snow
Dieffenbachia amoena
True Aloe
Aloe barbadensis
Trumpet Lily
Zantedeschia aethiopica
Turban Squash
Cucurbita maxima cv turbaniformis
Umbrella Leaf
Podophyllum peltatum
Variegated Philodendron
Scindapsus, Philodendron spp
Wahoo
Euonymus occidentalis
Warneckei Dracaena
Dracaena deremensis
Water fennel
Oenanthe aquatica (L.) Poir.
Water-hemlock
Cicuta virosa L.
Watercress
Nasturtium officinale
Wax-Leaf
Ligustrum japonicum
Weeping Fig
Ficus benjamina
Weeping Fig
Ficus sp.
Western Yew
Taxus brevifolia
White bryony
Bryonia alba L.
White hellebore
Veratrum album L.s.l.
White swallow-wort
Vincetoxicum hirundinaria Medik.
Wild Carnation
Dianthus caryophyllus
Wild Coffee
Polyscias guilfoylei
Winged broom
Genista sagittalis L.
Winter Cherry
Solanum pseudocapsicum
Winterberry
Ilex opaca
Wood anemone
Anemone nemorosa L.
Woodland crocus
Crocus tommasinianus Herb.
Yarrow
Achillea millefolium
Yesterday-today-and-tomorrow
Brunfelsia pauciflora (Cham. & Schltdl.) Benth.; Brunfelsia calycina Benth.
Yucca
Yucca spp.
Alocasia
Alocasia spp.
Alpine Ragwort
Senecio alpinus (L.) Scop.
Amaryllis
Hippeastrum vittatum (L'Her.) Herb.
Ambrosia Mexicana
Chenopodium botrys
American Bittersweet
Celastrus scandens
American Mistletoe
Phoradendron flavescens
American Yew
Taxus canadensus
Apple
Malus sylvestrus
Asian Lily
Lilium asiatica
Begonia
Begonia spp.
Big-flowered Foxglove
Digitalis grandiflora Mill.
Bird of Paradise
Caesalpinia gilliesii
Bog Laurel
Kalmia poliifolia
Borage
Borage officinalis
Boxwood
Buxus spp.
Brazilwood
Poinciana gilliesii
Brunfelsia
Brunfelsia latiflora (Pohl) Benth.
Buckeye
Aesculus spp
Buckwheat
Fagopyrum spp.
Bulbous buttercup
Ranunculus bulbosus L.
Buttercup
Ranunculus spp.
Calamondin Orange
Citrus mitis
Cape-tulip
Haemanthus coccineus L.
Cascara Sagrada
Frangula purshiana (DC.) J.G.Cooper; Rhamnus purshiana DC.
Cherry
Prunus spp.
Chinese Aconite
Aconitum carmichaelii Debeaux
Clematis
Clematis spp.
Clematis
Clematis-Hybride
Clivia Lily
Clivia spp.
Copperleaf
Acalypha godseffiana
Cordatum
Philodendron oxycardium
Corncockle
Agrostemma githago L.
Cowbane
Cicuta species
Cursed buttercup
Ranunculus sceleratus L.
Cycads
Cycas and Zamia species
Dahlia
Dahlia species
Daisy
Chrysanthemum species
Day Lilies
Hemerocallis spp.
Death Cap
Amanita phalloides (Vaill. ex Fr.) Link
Destroying angel
Amanita virosa (Fr.) Bertillon
Dock
Rumex sp.
Dog Hobble
Leucothoe sp.
Dogbane Hemp
Apocynum spp.
Doubtful knight's spur
Consolida ajacis (L.) Schur; Delphinium ajacis L.
Dwarf chenille plant
Acalypha chamaedrifolia (Lam.) Mull. Arg.; Acalypha reptans Sw.
Eastern Star
Dianthus spp.
Elephant-Ear Begonia
Begonia scharfii
Epazote
Chenopodium ambrosioides
Eucalyptus
Eucalyptus species
European buckthorn
Rhamnus catharticus L.
False morel
Gyromitra esculenta (Pers. ex Pers.) Fr.
Fen ragwort
Senecio paludosus L.
Fetter Bush
Leucothoe spp.
Fetterbush
Lyonia spp.
Figwort
Ranunculus acris
Fly Honeysuckle
Lonicera xylosteum L.
Fly agaric
Amanita muscaria (L.) Lam.
Fool's parsley
Aethusa cynapium L.
Funeral Bell
Galerina marginata (Batsch) Kühner
Geranium
Pelargonium species
Giant Hogweed
Heracleum maximum
Gladiola
Gladiolus species
Goat's rue
Galega officinalis L.
Golden clematis
Clematis tangutica (Maxim.) Korsh.
Grapefruit
Citrus paradisii
Greater Ammi
Ammi majus
Hawaiian Ti
Giant Dracaena
Henbane Bell
Scopolia carniolica Jacq. (syn. Hyoscyamus scopolia)
Herb Paris
Paris quadrifolia L.
Hoary ragwort
Senecio erucifolius L.; Jacobaea erucifolia (L.) P.Gaertn., B.Mey. & Scherb.
Hosta
Hosta plataginea
Jade Plant
Crassula argentea
Japanese Yew
Taxus sp.
Japanese star anise
Illicium anisatum L.
Jerusalem Oak
Ambrosia mexicana
Jonquil
Narcissus jonquilla
Kaffir Lily
Clivia minata
Kalanchoe
Kalanchoe spp
Lady of the night
Brunfelsia uniflora (Pohl) D.Don
Lambkill
Kalmia augustifolia
Larkspur
Delphinium species
Lavender
Lavendula angustifolia
Lemon
Citrus limonia
Lemon Verbena
Aloysia triphylla
Lesser spearwort
Ranunculus flammula L.
Lily
Lilium species
Lime
Citrus aurantifolia
Locust
Robinia spp.
Mapleleaf Begonia
Begonia cleopatra
Marsh spurge
Euphorbia palustris L.
Metallic Leaf Begonia
Begonia metallica
Milkweed
Asclepias species
Mint
Mentha sp.
Morning Glory
Ipomoea spp
Mother-In-Law Plant
Kalanchoe tubiflora
Mountain Fetter-bush
Pieris floribunda (Pursh) Benth. & Hook.f.
Mountain death camas
Anticlea elegans (Pursh) Rydb.
Naked Lady
Amaryllis spp.
Nightshade
Solanum spp
Northern wolfsbane
Aconitum lycoctonum L.s.l./L.s.str., Aconitum vulparia aggr./Rchb.s.str., Aconitum lycoctonum subsp. neapolitanum (Ten.) Nyman, Aconitum lycoctonum subsp. vulparia (Rchb.) Nyman, Aconitum altissimum Mill./Mill.p.p., Aconitum lamarckii Rchb., Aconitum ranunculifolium Rchb., Aconitum pyrenaicum L., Aconitum x platanifolium Degen & Gáyer, Aconitum penninum (Ser.) Gáyer
Octopus Tree
Schefflera or Brassia actinoplylla
Orange Day Lily
Hemerocallis graminea
Panther Cap
Amanita pantherina var. pantherina (DC. ex Fr.) Krombh.
Paper White
Narcissus spp
Peony
Paeonis officinalis
Pheasant's eye
Adonis vernalis L.
Philodendron Pertusum
Philodendron spp
Poinciana
Caesalpinia gilliessi
Poison Hemlock
Conium maculatum
Ragwort
Senecio jacobaea L. (syn. Jacobaea vulgaris L.)
Ragwort
Senecio species
Red staining inocybe
Inocybe erubescens A.Blytt (syn. Inocybe patouillardii Bres.)
Rhubarb
Rheum rhabarbarium
Ribbon Plant
Dracaena spp.
Ridderstjerne
Hippeastrum spp.
Roman Chamomile
Anthemis nobilis
Rosary Pea
Abrus precatorius
Rough Chervil
Chaerophyllum temulum L.
Royal purple brunfelsia
Brunfelisa grandiflora D.Don
Scented Geranium
Pelargonium sp.
Shamrock Plant
Oxalis spp.
Sheep laurel
Kalmia angustifolia L. (syn. Kalmia intermedia Lange)
Showy Daisy
Erigeron speciosus
Skunk Cabbage
Symplocarpus foetidus
Small yellow foxglove
Digitalis lutea L.
Sorrel webcap mushroom
Cortinarius orellanus Fries; Cortinarius rubellus Cooke
Sowbread
Cyclamen spp
Spanish Thyme
Coleus ampoinicus
Spindle Tree
Euonymus atropurpurea
Spring Parsley
Cymopterus watsonii
Spring crocus
Crocus albiflorus Kit.; Crocus vernus (L.) Hill subsp. albiflorus (Kit.) Asch. & Gr.
Staggerbush
Lyonia sp.
Stavesacre
Delphinium staphisagria L.
Stinking Chamomile
Anthemis cotula
Summer pheasant's-eye
Adonis aestivalis L.
Tahitian Bridal Veil
Tradescantia multiflora
Tail Flower
Anthurium scherzeranum
Tiger Lily
Lilium tigrinum
Tomato Plant
Lycopersicon spp
Torn fibrecap
Inocybe rimosa (Bull.) P.Kumm.; Inocybe fastigiata (Schaeff.) Quél.
Tulip
Tulipa spp.
Umbrella Tree
Brassaia actinophylla
Variable Dieffenbachia
Dieffenbachia picta
Variegated Laurel
Tradescantia flumeninsis
Variegated monk's hood
Aconitum variegatum L.s.l.
Vinca
Vinca rosea
Virgin's Bower
Clematis sp.
Wake Robin
Arum maculatum
Water Flag
Iris species
Water Hemlock
Cicuta maculata
Waterfennel
Oenanthe fistulosa L.
White Heads
Sphenosciadium capitellatum
Wild Calla
Arum palestinum
Wisteria
Wisteria spp.
Wood Lily
Lilium umbellatum
Woolly foxglove
Digitalis lanata Ehrh.
Yellow Monkshood
Aconitum anthora L.
Yellow Oleander
Thevetia peruviana
Yellow azalea
Rhododendron luteum Sweet; synonyms: Rhododendron flavum G. Don, Azalea pontica L.
Yesterday, Today, Tomorrow
Brunfelsia species
Yew
Taxus spp.
Yew Pine
Podocarpus macrophylla