The following is a list of plants (listed alphabetically by common name) that are poisonous to pets if ingested. Some plants are poisonous if any part of the plant is eaten while others are poisonous only if certain parts of the plant are consumed. If your pet has ingested any of the plants on this list, contact our hospital to find out what to do. 

  • African evergreen, arrowhead vine, tri-leaf wonder (Syngonium podophyllum)

  • Alpenrose (Rhododendron ferrugineum)

  • American ivy or Virginia creeper (Parthenocissus quinquifolia)

  • American mistletoe (Phoradendron flavescens)

  • Apricot (Prunus armeniaca)

  • Azalea (Azalea species, Rhododendron species)

  • Bitter almond (Prunus dulcis var. amara)

  • Black locust (Robinia psuedoacacia)

  • Black nightshade (see deadly nightshade) (Solanum nigrum)

  • Bleeding heart (Dicentra spectabilis)

  • Blue bonnets (Lupinus species)

  • Bog bilberry (Vaccinium uliginosum)

  • Boxwood or box (Buxus semervirens)

  • Bulbous corydalis (Corydalis cava)

  • Buttercup (meadow) (Ranunculus acris)

  • Buttercup (celery-leafed) (Ranunculus sceleratus)

  • Caladium (sometimes called elephant’s ear, mother-in-law plant, pink cloud, exposition, seagull, Texas wonder, stoplight) (Caladium species)

  • Calla, calla lily (Zantedeschia species)

  • Castor bean (Ricinus communis)

  • Cherry laurel (Prunus laurocerasus)

  • Chinaberry tree/Texas umbrella/white cedar (Melia azedarach)

  • Chinese evergreen (Aglaonema species)

  • Chinese primrose (Primula obconica)

  • Chinese wisteria (Wisteria sinensis)

  • Christmas cherry, Jerusalem cherry (Solanum)

  • Christmas rose (Helleborus niger)

  • Climbing lily, glory lily (Gloriosa superba)

  • Common bean (Phaseolus vulgaris)

  • Common privet (Ligustrum vulgare)

  • Crocus, saffron (Crocus sativus, Colchicum autumnale)

  • Croton (variegated) (Codiaeum variegatum)

  • Croton (Croton tiglium)

  • Cuckoo pint, lord-and-ladies, bobbin, starch-plant (Arum maculatum)

  • Cycad, sago palms (Zamia species, Zamia floridana, Cycas revoluta)

  • Cyclamen (see sowbread) (Cyclamen purpurascens)

  • Daffodil, narcissus, jonquil (Narcissus pseudonarcissus)

  • Dashine (see elephant’s ear) (Colocasia species)

  • Day lily varieties (Hemerocallis dumortieri and Hemerocallis fulva)

  • Deadly nightshade (see black nightshade) (Solanum nigrum or Atropa belladonna)

  • Dieffenbachia, dumbcane, dumb plant, mother-in-law plant, mother-in-law’s tongue plant, tuft root, leopard lily (Dieffenbachia species)

  • Easter lilies (Lilium longiflorum)

  • Elder (Sambucus nigra)

  • Elephant’s ear (African mask, Chinese taro, ape, giant “caladium”) (Alocacia species, Colocasia antiquorum, Philodendron species)

  • Euonymus (Euonymus)

  • False acacia (see black locust) (Robinia psuedoacacia)

  • Firethorn (Pyracantha coccinea)

  • Foxglove (Digitalis purpurea)

  • Garlic and onions (Allium species)

  • Gladiola (Gladiolus species)

  • Glory lily, climbing lily (Gloriosa superba)

  • Golden chain (Laburnum anagyroides)

  • Golden pothos (potted ivy), pothos, devil’s ivy, scindapsus, marble queen (Epiprenum (Scindapsus) species)

  • Grape hyacinth (Muscari armeniacum)

  • Heavenly blues or Morning Glory (Ipomoea purpurea)

  • Henbane (Hyoscyamus niger)

  • Holly (Ilex aquifolium)

  • Hyacinth (Hyacinthus species)

  • Hydrangea (Hydrangea macrophylla, H. quercifolia, H. arborescens)

  • Iris (Iris species)

  • Ivy (English) (Hedera helix)

  • Jack-in-the-Pulpit (Arisaema species)

  • Japanese showy lily, Japanese lily, showy lily, rubrum lily (Lilium speciosum/lancifolium)

  • Japanese wisteria (Wisteria floribunda)

  • Japanese yew, yew (Taxus species)

  • Jerusalem cherry, Christmas cherry (Solanum pseudocapsicum)

  • Jessamines (day or night blooming) (Cestrum diurnum or Cestrum nocturnum)

  • Jimson weed, moon trumpet, thornapple (Datura stramonium)

  • Kafir lily (Clivia miniata)

  • Kalanchoe species (Common names:  florist’s kalanchoe, Madagascar widow’s-thrill, devil’s backbone, mother of millions, Mexican hat plant, feltbush, velvetleaf, chandelier plant, air plant, South American air plant, lavender scallops, Mexican love plant, cathedral bells, palm beachbells, donkey ears, Sotre-Sotry, blooming boxes, Christmastree plant)

  • Lantana (Lantana camara)

  • Larkspur (Delphinium elatum)

  • Laurel, azalea (Rhododendron species)

  • Lily-of-the-valley bush (Convallaria majalis)

  • Matrimony vine (Lycium barbarum, L. halimifolium, L. carolinianum)

  • Meadow saffron, autumn crocus (Colchicum autumnale)

  • Milkweed (Asclepias species)

  • Monkshood (Aconitum napellus)

  • Moon trumpet (see Jimson weed) (Datura stramonium)

  • Morning Glory or Heavenly Blues (Ipomoea purpurea)

  • Mother-in-law plant (see dieffenbachia and caladium) (Dieffenbachia species)

  • Nandina (Nandina domestica)

  • Nightshades (Solanum species)

  • Oleander (Nerium oleander)

  • Onions and garlic (Allium species)

  • Peace lily, white sails, snowflower, white anthurium, mauna loa, spathe flower (Spathiphyllum species)

  • Peach (Prunus persica)

  • Philodendron (see also split leaf philodendron), heart-leaf, red-leaf, panda plant, leather leaf, black and gold (Philodendron species)

  • Plum (Prunus domestica)

  • Poinsettia (Euphorbia pulcherrima)

  • Poppy (Papaver species)

  • Potato (Solanum tuberosum)

  • Purple flag iris (Iris versicolor)

  • Pyracantha (see firethorn) (Pyracantha coccinea)

  • Rhododendron (Rhododendron ferrugineum)

  • Rhubarb (Rheum rhaponticum)

  • Sago palms, cycads (Cycads or Macrozamia species, Zamia floridama, Cycas revoluta)

  • Snowdrop (Galanthus nivalis)

  • Sowbread (see cyclamen) (Cyclamen)

  • Split-leaf philodendron, cutleaf philodendron, Swiss cheese plant, fruit salad plant, Mexican breadfruit (Philodendron species and Monstera species)

  • Spoon flower, blue ape, Indian kale, malanga (Xanthostoma species)

  • Spurge laurel (Daphne laureola)

  • Star-of-Bethlehem (Ornithogalum umbellatum)

  • Stinking iris (Iris foetidissima)

  • Sweet pea (Lathyrus odoratus)

  • Sweetheart vine (Philodendron species)

  • Thornapple (see jimson weed) (Datura stamonium)

  • Tiger lily (Lilium tigrinum)

  • Tobacco (Nicotiana tabacum)

  • Tulip (Tulipa species)

  • Virginia creeper, American ivy (Parthenocissus quinquefolia)

  • Water dragon, wild arum, wild calla (Calla palustris)

  • Wild Rosemary (Ledum palustre)

  • Wolf’s bane (Aconitum vulparis)

  • Wood laurel (Daphne laureola)

  • Woolly foxglove (Digitalis lanata)

  • Yellow iris (Iris pseudacorus)

  • Yellow jessamine (Gelsemium sempervirens)

  • Yew, Japanese yew (Taxus species)

  • Youpon holly (Ilex vomitoria)


REFERENCES

Garland T, Bailey EM.  Toxic ornamental and garden plants.  Current Veterinary Therapy XII.  Philadelphia:  WB Saunders Co, 1992; 217–222.

Hare W, Schutzman H, Lee B, Knight M.  Chinaberry poisoning in two dogs.  Journal of the American Veterinary Medical Association.  1997; 210:  1638–1640.

Knight M, Dorman D.  Selected poisonous plant concerns in small animals.  Veterinary Medicine.  1997; March:  260–272.

Langston, CE.  Acute renal failure caused by lily ingestion in six cats.  Journal of the American Veterinary Medical Association.  2001; 220:  49–52.

Lieske C.  Spring-blooming bulbs:  A year-round problem.  Veterinary Medicine.  2002; August:  580–588.

Murphy M.  Toxin exposures in dogs and cats:  Pesticides and biotoxins.  Journal of the American Veterinary Medical Association.  1994; 205:  417–418.

Smith G.  Kalanchoe species poisoning in pets.  Veterinary Medicine.  2004; November:  933–936.

Volmer P.  Easter lily toxicosis in cats.  Veterinary Medicine.  1999; April:  331.

Medical information


Phone: 818-865-0248   -    Fax: 818-865-2848

652-B Lindero Canyon Road - Oak Park, CA 91377

Poisonous plants list