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Toxic Plants

  

 

Here you will find a list of poisonous and toxic plants, this list is just a guide, if in doubt consult your doctor or vet.

 

Common Name Latin Name Poisonous Parts Toxicity Effects Affects Toxines
             
Aconite Aconitum Spp. All Highly Toxic Nausea and vomiting Horses, People  
Adam and Eve Arum Maculatum          
African Blood Lily Scadoxus Multiflorus          
African Blue Lily Agapanthus Orientalis          
African Evergreen Syngonium Podophyllum          
African Hemp Sparmannia Africana          
African Milk Bush Synadenium Grantii          
Agapanthus Agapanthus Orientalis Sap     Children  
Alder Buckthorn         Horses  
Aloe Aloe Vera     Diaorrhea Horses  
Alsike Clover Trifolium Hybridum All green parts. Minimal Female organs swell, infertility gastrointestinal trouble, photodermatitis. All grazing animals, Horses  
Amaryllis Hippeastrum Spp. Bulbs, Sap   Upset stomach, hyperactivity, coma, shock Horses, Birds, Children, Dogs  
American Elder Sambucus Canadensis          
American Rubber Plant Peperomia Obtusifolia          
Ampelopsis Ampelopsis Spp.          
Angels' Trumpet Brugmansia Candida All parts   Nauseas and vomiting Horses, Children  
Anthurium Anthurium Spp.          
Apple Tree Malus Sylvestris Seeds     Horses Varied toxic efects.
Apple Leaf Croton     Very Toxic Deadly. Horses Ricin
Apple of Peru Nicandra Physalodes Most parts Mildly poisonous.   Children  
Apple of Sodom Solanum Linnaeanum       Children  
Apricot Tree Prunus Armeniaca Kernel Deadly if eaten in large quantities.   Children, Horses Cyanide
Aralia Polyscias Spp.          
Arbotivae     Harmful if eaten in large quantities.  Causes skin allergy. Horses  
Arnica Root Arnica Montana          
Arrowhead Vine Syngonium Podophyllum          
Arum Lily Zantedeschia Aethiopica All parts, specially berries. A tiny part causes burning. Immediate pain. Mouth and throat burning, stomach pain and vomiting. Children  
Asparagus Asparagus Officinalis Small red berries. Mildly poisonous.   Children  
Asparagus Fern Asparagus Densiflorus       Horses, Dogs Many poisons
Australian Nut Macadamia Integrifolia     Depression, weakness, vomiting, tremors. Dogs  
Australian Ngaio Myoporum Insulare       Children  
Autumn Crocus   All plant and bulb   Vomiting, nervous. Can cause dermatitis. Children, Dogs  
Autumn Schilla Scilla Spp.          
Autumn Skullcap Galerina Autumnalis          
Avocado Persea Americana Leaves, unripe fruit, stems.   Diarrhea, vomiting. Weakness, inability to perch, breathing trouble. Birds  
Azalea Rhododendron Spp. All Fatal. Nauseas, vomiting, breathing problems. convulsions, death. All, Children.  
Baby Rubber Plant Peperomia Obtusifolia          
Baby's Breath Gypsophila Paniculata          
Balsam Pear Momordica Charantia          

Baneberry		 Actaea Spicata Root     Birds  
Baptisia Baptisia Spp.          
Barilla   Leaves and Stems.       Soluble oxalates.
Basket Flower Hymenocallis Spp.          
Bean Broad Vicia Faba       Birds  
Bearsfoot Hellebore Helleborus Foetidus          
Beech Fagus Spp.          
Belladonna Atropa Belladona       Birds, Children  
Benjamin Tree Ficus Benjamina          
Benweed Senecio Jacobaea All   Kidney and liver damage. Horses, cattle, dogs. humans. Pyrrolizidine alkaloids.
Bird of Paradise Caesalpinia Spp. Seeds   Gastrointestinal trouble. Birds, Children  
Bitter Almond Prunus Dulcis Kernels        
Bitter Gourd Momordica Charantia          
Bittersweet Solanum Dulcamara All, specially berries     Children  
Black Byrony Tamus Communis Roots     Horses  
Black Cherry Prunus Serotina          
Black Henbane Hyoscyamus Niger          
Black Jetbread Rhodotypos Scandens          
Black Locust Robinia Pseudoacacia All except flowers. Bark is very toxic. Can affect children . Paralysis and Staggering. Vomiting, diarrhoea, depresion. Poultry, cattle, horses, birds, Children. Robitin, Robin.
Black Nightshade Solanum Nigrum All, specially berries. Moderately toxic. Berries scarcely poisonous. Gastrointestinal trouble, vomiting, diarrhea, weakness, depression, convulsions, death. All animals, Horses  
Blackberry Lily Belamcanda Chinensis          
Bleeding Heart Dicentra Spectabilis Foliage and Roots Poisonous is large quantities. Causes dermatitis. Birds, Children, Cattle. Isoquinoline
Bloody Lily Scadoxus Multiflorus          
Bloodroot Sanguinaria Canadensis All       Alkaloids Sanguinarine, Chelerythrine
Blue Bell     Dangerous in large quantities.      
Blue Cohosh Caulphyllum Thalictroides          
Blue Devil Echium Spp.          
Blue-Green Algae Microcystis Aeruginosa All   Inability to fly. Breathing trouble. Birds Anatoxin, Mycrocystin
Blue Squill Scilla Spp.          
Bluebead-lily Clinntonia Borealis          
Blueberry Lily Dianella Nigra Berries Poisonous   Children  
Blueweed Echium Spp.          
Bouncing-Bet Saponaria Officinalis All specially seeds and roots.   Mouth, stomach and intestinal irritations.   Saponins
Box Thorn Lycium Ferocissimum Orange red berries.     Horses, Children  
Boxwood Buxus Sempervirens All   Dermatitis, upset stomach, heart failure. Birds, Children  
Bracken Fern         Horses, Birds  
Branching Ivy   Leaves and Berries   Dermatitis.   Saponins
British Mandrake Bryonia Dioica Roots More toxic when dry. Heart and breathing problems.    
Broom Cytisus Scoparius. Seeds, specially if chewed before swallowing.     Horses, Children  
Buckeyes Aesculus Hippocastanum Nuts   Intestines.   Sponins
Buckeye Bottlebrush Aesculus Parviflora          
Buckeye California Aesculus Californica          
Buckthorn Rhamnus Spp. Seeds are most toxic.  Dangerous in large quantities. Liver trouble. Nervous disturbances. Lack of coordination, staggering.  Horses  
Buckwheat Fagopyrum Esculentum     Photosensitive dermatitis, Weepy itching dermatitis.  Horses Fagopyrin
Buffalo Nut Pyrularia Pubera          
Burning Bush Euonymus Spp.   Toxic if eaten Dermatitis, nauseas and vomiting.    
Bushman's Poison Acokanthera Oppositifolia All specially shoots and roots. Extremely poisonous.   Children  
Buttercup Ranunculus spp. All, juice, fresh leaves and stems. Juice causes severe digestive injuries.  Dematitis, Diarrhea. All animals, Horses, Birds, Children  
Butterfly Weed Asclepias Tuberosa          
Caladium Caladium Spp.     Oral irritation, breathing trouble, stomach trouble, loss of balance. Birds  
Calico Bush     Toxic if Eaten. Dermatitis, nauseas and vomiting.    
Calla Lilly Zantedeschia Aethiopica Leaves   Oral irritation, breathing trouble, stomach trouble, loss of balance.    
Canada Moonseed Menispermum Canadense          
Candelabra Cactus Euphorbia Lactea          
Cannabis Cannabis Sativa All Not fatal. Body weakness, vomiting.    
Caper Spruge Euphorbia Lathyris          
Cardinal Flower Lobelia Spp.          
Cardinal Flower Blue Lobelia Spp.          
Cardinal-Spear Erthrina Herbacea          
Carnation Dianthus Spp.          
Carolina Allspice Calycanthus Floridus          
Carolina Cherry Laurel Prunus Caroliniana          
Carolina Jessamine Gelsemium Sempervirens          
Cassava Manihot Esculenta          
Castor Bean Ricinus Communis All Seeds highly toxic. Can be fatal. One or two seeds causes death. Also causes dermatitis. Vomiting, bloody diarrhoea. All, Children Toxalbumins, Ricin
Catnip Nepeta Cataria Stems and leaves Low toxicity no damaging effect. Vomiting and diarrhea. Only Cats  
Celandine Chelidonium Majus       Horses  
Celery Apium Graveolens     Dermatitis, burns. Children  
Celery-leaved Buttercup Ranunculus Sceleratus All specially leaves. Extremely toxic. Mouth and lips burning and blistering. Children  
Century Plant Agave Spp.          
Cestrum Cestrum Cpp. All Very poisoonous.      
Chalice Vine Solandra Spp.          
Charlock         Horses  
Charming Dieffenbachia   Sap Not severe. Vomiting and diarrhoea. Recovers in 3 days.    
Chenile Plant Acalypha Hispida          
Cherokee-Bean Erythrina Herbacea          
Cherry   Kernels     Birds Cyanogenic
Cherry Laurel Prunus Laurocerasus Kernels Harmfull if eaten in large quantities.   Horses, Children  
Chestnut Tree         Birds  
Chickweed         Horses  
Chigger Plant Asclepias Tuberosa          
Chilean Jasmine Mandevilla Suaveolens Latex in all parts.     Children  
China Tree Melia Azedarach          
Chinaberry Melia Azedarach          
Chincherinchee Ornithogalum Thyrsoides          
Chinese Bellflower Abutilon Hybridum          
Chinese Evergreen Aglaonema Modestum          
Chinese Lantern Abutilon Hybridum All   Intense digestive pain.    
Chinese Lacquer Tree Toxicodendron Vernicifluum All Contains various poisons Blistering, skin inflammation, irritation. Dermatitis. Children  
Chinese Scholar Tree Sophora Japonica          
Chinese Yam Dioscorea Batatas          
Chlorine Lepidella Amanita Chlorinosma          
Chokecherry   Leaves, Bark, Cherries Horses die minutes after eating it. Breathing trouble, no bowel control, lack of coordination, immediate death. Horses, Children  
Christmas Cherry Solanum Pseudocapsicum All   Intense digestive pain. Irregular Heart Beat. Tachycardia. Paralysis Birds Solanine, Alkaloids, Saponins
Christmas Flower Euphorbia Pulcherrima          
Christmas Rose Helleborus Niger All   Dermatitis, diarrhoea, heart trouble.    
Chrysanthemum   Leaves and Stem   Dermatitis Children  
Churee Euphorbia Royleana          
Cinnamon Vine Dioscorea Batatas          
Clematis Clematis Spp. All   Dermatitis, gastrointestinal trouble. Birds  
Clover         Horses, Birds  
Cocklebur Xanthium Strumarium          
Coffee Beans Sesbania Drumundii Leaves   Tachycardia, hypertension, seizures, diarrhoea. Birds Caffeine, Theobromine, Theophylline
Colombine     Harmfull if eaten in large quantities.   Horses  
Comfrey Symphytum Officinale   Can be a tonic. harmfull if used over a long period.      
Common Burdock Arctium Minus Burs   Irritation, intestinal trouble. All Animals  
Common Cocklebur Xanthium Strumarium Seeds very toxic, all plant.   Gastrointestinal trouble, breathing trouble, death. All animals. Glycoside, carboxyatractyloside.
Common Nettle Urtica Dioica Hairs   Dermatitis, vomiting, breathing trousble and weakness.    
Common St. Johns Wort Hypericum Perforatum All   Dermatitis    
Common Stonecrop Sedum Acre All Toxic if eaten in large quantities. Tremors, coma, breathing trouble.    
Common Tansy Tanacetum Vulgare Leaves, Stems Low toxicity. Salivating, colic, abdominal pain. All animals  
Coral Plant         Birds  
Cordatum            
Corn Cockle     Harmful if eaten in large quantities.   Horses  
Corsican Hellebore Helleborus Lividus All     Children  
Cotoneaster   Red Berries Mildly Poisonous      
Cowbane         Horses  
Cowslip         Birds  
Crownvetch         Birds  
Cruel Plant Araujia Sericefera Latex and Fruit     Children  
Cuckoo pint       Dermatitis, nauseas and vomiting. Horses  
Cutleaf Philodendron   All   Dermatitis if touched. Diarrhoea and burning sensation if eaten.    
Cyclamen   Flowers   Dermatitis, vomiting.    
Daffodil Narcissus spp. Bulbs May be fatal. Dermatitis, nausea, vomiting, diarrhoea. Birds, Children, Dogs Alkaloid
Daphne   All but specially berries. Is fatal a few berries can kill a child. Dermatitis, gastrointestinal trouble. Kidney problems. Birds, Children Coumarin Glycosides
Darnel         Horses  
Day Lily         Dogs  
Dwarf Bay     Can be fatal. Lethargy, dizziness, diarrhoea, vomiting.    
Deadly Nightshade Atropa Belladonna All   Intense digestive trouble. Dermatitis, burns Horses, Children  
Delphinium Delphinium spp. All Harmful if eaten in quantity.   Children, Horses  
Dendrathema     Not always toxic. Skin allergies.    
Devils Figs     Harmful if eaten in quantity.      
Devil's Ivy (Philodendron)   All Can be mortal. Diarrheoa, dermatitis, stomach trouble, mouth irritation, seizures, asphyxia.    
Diffenbachia Dieffenbachia Spp. All Can be mortal if throat or tongue swell. Dypsnea, vomiting, diarrhoea, irritated eyes. Mouth and throat swelling. Birds, Children Resorcinol
Dracaena Palm            
Dumb Cane Dieffenbachia All Can be mortal if throat or tongue swell. Upset stomach, mouth irritation, asphyxia, temors. Throat Swelling Children  
Dutchman Breechs Dicentra spp. Foliage and Roots Poisonous is large quantities.  Causes dermatitis.   Isoquinoline
Dwarf Morning Glory     Harmful if eaten in quantity.      
Easter Lily Lilium Longiflorum Leaves, stems and flowers   Vomiting, depression, lack of appetite. Only Cats  
Echium       May cause skin allergy.    
Elderberry Sambucus Nigra All, specially roots and berries. Children use piecs of stem for blowguns are poisoned. Vomiting and nauseas. Children Toxic levels of nitrates.
Elephant Ears Alocasia Brisbanensis All Can be mortal if throat or tongue swell. Intense burning, irritation, mouth and throat swelling. Birds, Children, Dogs  
English Ivy Hedera Helix L. Leaves and berries.   Dermatitis, gastrointestinal trouble Cats, dogs, birds, pets. Children Sapornins. Glycoside, Aglycone hederagenin.
English Yew Taxus Baccata Foliage, Berries, bark, seeds. Very poisonous, death can be sudden without symptoms. Digestive trouble, dry mouth, dizziness, vomiting. Seizures, cardiac and breathing trouble. All animals, Horses, Children Alkaloids (taxines)
Ergot Claviceps Purpurea All   Causes Abortion, hyperexcitiability, seizures, gangrene, death. Humans, sheep, dogs, birds, poultry, horses. Ergopeptide alkaloids
European Spindle     Harmful if eaten in large quantities.      
European White Bryony Bryonia Alba Roots       Glucoside
Exotica Perfection Dieffenbachia   Sap Recover after 3 days. Strong vomiting and diarrhoea.    
False Acacia Robinia Pseudoacacia All except flowers. Bark is very toxic.   Paralysis and Staggering Poultry, cattle, horses.  
False Hellebore       Nauseas and vomiting.    
Fescue Festuca Arundinaceae          
Fiddleneck   Seeds are most toxic.   Liver trouble. Nervous disturbances. Lack of coordination, staggering. Horses  
Fireweed   Seeds are most toxic.   Liver trouble. Nervous disturbances. Lack of coordination, staggering. Horses  
Flannel Flowers     Harmful if eaten in large quantities.      
Flax     Harmful if eaten in large quantities.      
Four O'clocks         Children  
Foxglove Digitalis Purpurea All including water from cut flowers May be fatal. Heart trouble. Abdominal pain, vomiting, diarrhea, hypotension, collapse. Birds, Horses, Children Glycosides digitalin and digitoxin. Saponins.
Foxtail Barley Hordeum Jubatum Seedheads   Irritantion, stomach trouble, adscesses. All Animals  
Fruit Salad Plant (Philodendron)   All   Dermatitis, diarrhoea, burning in mouth.    
Gaultheria     Harmful if eaten in large quantities.      
Geranium       Mild dermatitis.    
German Ivy   Leaves and Berries   Dermatitis, gastrointestinal trouble.   Saponins
German Primula       Skin allergy, nauseas and vomiting.    
Giant Dumb Cane   Sap Revocer after 3 days. Repeated vomiting and diarrhoea.    
Giant Hogweed Heracleum Mantegazzianum     Dermatitis, Burns Children  
Glacier Ivy   Leaves and berries.   Dermititis, gastrointestinal trouble.    
Gladiolas         Dogs  
Glory Lily Gloriosa Superba All, specially tuberous roots. Poisonous Nauseas and vomiting. Children  
Gold Dieffenbachia   Sap Revocer after 3 days. Repeated vomiting and diarrhoea.    
Golden Chain Tree   All, specially beans. Severe poisoning, is fatal. Excitement, convulsions and coma. Staggering.   Alkaloid Cytisine
Granny's Bonnets     Harmful if eaten in large quantities.      
Greater Burdock Arctium Lappa Burs   Skin Irritation, oral irritation. Dogs  
Ground Ivy         Horses, Children  
Groundsel         Horses  
Hahn's Self-Branching English Ivy   Leaves and Berries   Dermatitis, gastrointestinal trouble.   Saponins
Hairy Nightshade Solanum Physalifolium Fruit Slightly Poisonous   Children  
Hash Cannabis Sativa L. All Not fatal. Body weakness, vomiting, trembling, breathing trouble. All animals, Horses Tetrahydrocannabinol, alkaloids, glycosides.
Heartleaf Philodendron   All   Dermatitis, burning mouth, diarrhoea.