Keep your pet safe from poison ivy, poison oak, poison sumac, and other dangerous plants!
The following are some of the most common poisonous plants found in homes. They may cause symptoms similar to those of the deadly nightshade vegetable (belladonna).
If ingested or inhaled they can lead to vomiting blood, seizures and death. Some of these plants are toxic even when grown indoors.
Poisonous Plant Symptoms
Symptoms of poisoning with any of these plants include:
Vomiting Blood – Vomiting blood can occur within minutes, but it usually takes several hours. You may experience nausea, diarrhea and abdominal cramps.
Death occurs within two days without medical attention.
Seizures – Severe cases of poisoning can result in convulsions and coma. These seizures may last up to 24 hours.
Death – Death may occur within three days without medical treatment.
Toxicity Level: Very High
Common Name Scientific Name Common Names Poison Ivy Belladonna Aloysia spp. Anise Family: Asteraceae Anthracnose Artemisia spp.
Mugwort, Sagebrush, Wormwood
Toxicity Level: Very High
Common Name Common Name Scientific Name Aloe Vera Family: Liliaceae Castor Bean Ricinis communis Castor Family: Euphorbiaceae Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae Jack-in-the-Pulpit Arisaema triphyllum Sarracenia purpurea Yellow Iris Family: Iridaceae Jimsonweed Datura stramonium
Toxicity Level: Very High
Common Name Common Name Scientific Name Dutchman’s Pipe Aphyllanthes monspeliensis Blue Flag Iris Family: Iridaceae Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Butternut Juglans cinerea Catalpa Catalpa bignonioides Castor bean Ricinis communis Millepede Schemeres millepeds
Toxicity Level: Very High
Common Name Common Name Scientific Name Angel’s Trumpet Brugmanisa suavolens Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae Poison Oak Toxicodendron diversilobum Poison Sumac Toxicodendron vernix
Toxicity Level: Very High
Common Name Common Name Scientific Name Bead Tree Melia azedarach Caladium Caladium seguinum Calla Lily Zantedeschia aethiopica Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Azalea Rhododendron spp. Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis English Yew Taxus bacata
You can learn more about identifying and treating these poisonous plants here.
Toxicity Level: Very High
Common Name Common Name Scientific Name Amaryllis Hippeastrum spp. Caladium Caladium seguinum Calla Lily Zantedeschia aethiopica Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis Dutchman’s Pipe Aphyllanthes monspeliensis English Yew Taxus bacata Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Butternut Juglans cinerea Catalpa Catalpa bignonioides Castor bean Ricinis communis Millepede Schemeres millepeds
Toxicity Level: Very High
Common Name Common Name Scientific Name Barberry Berberis spp. Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis English Yew Taxus bacata
Toxicity Level: Very High
Common Name Common Name Scientific Name Blue Flag Iris Family: Iridaceae Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Butternut Juglans cinerea Catalpa Catalpa bignonioides Castor bean Ricinis communis Millepede Schemeres millepeds
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis English Yew Taxus bacata
Toxicity Level: Very High
Common Name Common Name Scientific Name Barberry Berberis spp. Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis Dutchman’s Pipe Aphyllanthes monspeliensis English Yew Taxus bacata Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis English Yew Taxus bacata
Toxicity Level: Very High
Common Name Common Name Scientific Name Blue Flag Iris Family: Iridaceae Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Butternut Juglans cinerea Catalpa Catalpa bignonioides Castor bean Ricinis communis Millepede Schemeres millepeds
Toxicity Level: Very High
Common Name Common Name Scientific Name Barberry Berberis spp. Caladium Caladium seguinum Dieffenbachia Dieffenbachia seguine Dumb Cane Family: Araceae
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis Dutchman’s Pipe Aphyllanthes monspeliensis English Yew Taxus bacata Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Castor bean Ricinis communis English Yew Taxus bacata
Toxicity Level: Very High
Common Name Common Name Scientific Name Blue Flag Iris Family: Iridaceae Skunk Cabbage Lilium pardalinum
Toxicity Level: Very High
Common Name Common Name Scientific Name Butternut Juglans cinerea Catalpa Catalpa bignonioides Castor bean Ricinis communis Millepede Schemeres millepeds
Toxicity
Sources & references used in this article:
Houseplant Poisoning in Small Animals by S Schmith, TL Carson – Iowa State University Veterinarian, 1987 – lib.dr.iastate.edu
Microchemical methods for the identification of lichens by A Orange, PW James, FJ White – 2001 – cabdirect.org
Identification of common Aspergillus species by MA Klich – 2002 – cabdirect.org
The Medicinal and Poisonous Plants of Southern and Eastern Africa being an Account of their Medicinal and other Uses, Chemical Composition, Pharmacological … by JM Watt, MG Breyer-Brandwijk – … Medicinal and Poisonous Plants of …, 1962 – cabdirect.org
Manual of woody landscape plants: their identification, ornamental characteristics, culture, propagation and uses. by MA Dirr – 1990 – cabdirect.org
Home safety education and provision of safety equipment for injury prevention by D Kendrick, B Young, AJ Mason‐Jones… – … based child health: a …, 2013 – Wiley Online Library
Laboratory guide for the identification of plant pathogenic bacteria. by NW Schaad, JB Jones, W Chun – 2001 – cabdirect.org
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