❤️
Cardiotoxic Plants
These plants affect the cardiovascular system and may cause arrhythmia or cardiac arrest.
240 plants

Alder buckthorn
Frangula alnus Mill.; Rhamnus frangula L.

Alpine squill
Scilla bifolia L.

American pokeweed
Phytolacca americana L.; Phytolacca decandra L.

Angel's Trumpet
Brugmansia suaveolens Humb. & Bonpl. ex Willd.

Angel's Trumpet
Brugmansia versicolor Lagerh.

Anthurium
Anthurium andreanum Linden ex Andre

Apple of Peru
Nicandra physalodes (L.) Gaertn.

Apricot
Prunus armeniaca

Arabica Coffee
Coffea arabica L.

Arnica
Arnica montana L.

Australia Umbrella Tree
Schefflera actinophylla (Endl.) Harms, syn. Brassaia actinophylla Endl.

Avocado
Persea americana

Basket plant
Callisia fragrans (Lindl.) Woodson

Beets
Beta vulgaris

Belladonna
Atropa bella-donna L.

Belladonna Lily
Amaryllis belladonna L.

Black Cherry
Prunus serotina

Black Elderberry
Sambucus nigra L.

Black Henbane
Hyoscyamus niger L.

Black Nightshade
Solanum nigrum

Black locust
Robinia pseudoacacia L.

Blackthorn
Prunus spinosa L.

Bog rosemary
Andromeda polifolia L.

Broad-leaved dock
Rumex obtusifolius L.

Bush vetch
Vicia sepium L.

Caladium
Caladium bicolor (Aiton) Vent.

Caper spurge
Euphorbia lathyris L.

Catawba rhododendron
Rhododendron catawbiense Michx.

Cherry laurel
Prunus laurocerasus L.

Chinese Evergreen
Aglaonema commutatum Schott.; Aglaonema modestum Schott ex Engl.

Chinese Wisteria
Wisteria sinensis (Sims) DC.; Glycine sinensis Sims

Chives
Allium schoenoprasum

Choke Cherry
Prunus virginiana

Clustered Dock
Rumex conglomeratus Murray

Common Bluebell
Hyacinthoides non-scripta (L.) Chouard ex Rothm.

Common Privet
Ligustrum vulgare

Common Snowdrop
Galanthus nivalis L.

Common Waxflower
Hoya australis R.Br. ex J.Traill

Common milkweed
Asclepias syriaca L.; Asclepias cornuti Decne.

Common morning-glory
Ipomoea purpurea (L.) Roth; Convolvulus purpureus L.

Common sorrel
Rumex acetosa L.

Curly Dock
Rumex crispus L.

Cypress spurge
Euphorbia cyparissias L.

Daffodil
Narcissus pseudonarcissus L.

Dog's mercury
Mercurialis perennis L.

Drooping laurel
Leucothoe fontanesiana (Steud.) Sleumer

Dumb cane
Dieffenbachia seguine (Jacq.) Schott

Dwarf Elder
Sambucus ebulus L.

Dwarf morning-glory
Convolvulus tricolor L.

Dwarf umbrella tree
Schefflera arboricola (Hayata) Merr.

Dyer's broom
Genista tinctoria L.

Eggplant
Solanum melongena L.

English Oak
Quercus robur L. (syn. Quercus pedunculata Ehrh.)

English Yew
Taxus baccata

European Bittersweet
Solanum dulcamara

European spindle
Euonymus europaeus L.

False rhubarb
Rheum rhaponticum L.

Flaming Katy
Kalanchoe blossfeldiana Poelln.; Kalanchoe globulifera H. Perrier var. coccinea H. Perrier

Flax (Linseed)
Linum usitatissimum L.

Foxglove
Digitalis purpurea

Garlic
Allium sativum

Gold Dust Dracaena
Dracaena surculosa

Gold moss
Sedum acre L.

Golden chain
Laburnum anagyroides Medik. (syn. Cytisus laburnum L.)

Grass pea
Lathyrus sativus L.

Greater celandine
Chelidonium majus L.

Green hellebore
Helleborus viridis L.

Green spurge
Euphorbia esula L.

Hardy kiwifruit
Actinidia arguta (Sieb. & Zucc.) Planch. ex Miq.

Hawaiian baby woodrose
Argyreia nervosa (Burm.f.) Bojer; synonyms: Convolvulus nervosus Burm. f., Convolvulus speciosus Linn. f.

Heartleaf philodendron
Philodendron scandens K.Koch & Sello; Philodendron hederaceum (Jacq.) Schott; Philodendron micans K.Koch; Philodendron oxycardium Schott

Hops
Humulus lupulus

Horse Chestnut
Aesculus glabra

Horse Chestnut
Aesculus hippocastanum L.; Synonyms: Hippocastanum aesculus Cav., Hippocastanum vulgare Gaertn.

Hybrid Alpine Rhododendron
Rhododendron x intermedium Tausch

Indian Azalea
Rhododendron simsii Planch.

Indian Hemp
Apocynum androsaemifolium

Italian arum
Arum italicum Mill.

Japanese maple
Acer palmatum Thunb.

Japanese spindle
Euonymus japonicus Thunb.

Jimson Weed
Datura stramonium L.

Juneberry
Amelanchier lamarckii F.G.Schroed.

Kiwifruit
Actinidia chinensis Planch.; Actinidia deliciosa (A. Chev.) C.F.Liang & A.R.Ferguson

Lacy tree philodendron
Philodendron bipinnatifidum Schott ex Endl. (syn. Philodendron selloum K. Koch)

Leek
Allium ampeloprasum

Lemon Grass
Cymbopogon citratus

Lenten Rose
Helleborus niger

Lily of the Valley
Convallaria majalis

Lobelia
Lobelia cardinalis

Marijuana
Cannabis sativa

Meadow Saffron
Colchicum autumnale

Mexican morning glory
Ipomoea tricolor Cav.

Mistletoe
Viscum album L.s.l.

Mole Bean Plant
Ricinus communis

Monk's-rhubarb
Rumex alpinus L.

Monkshood
Aconitum napellus aggr.

Nephthytis
Syngonium podophyllum

Northern Red Oak
Quercus rubra L., Quercus borealis Michx.

Oleander
Nerium oleander

Onion
Allium cepa

Paintbrush
Haemanthus albiflos Jacq., Haemanthus albomaculatus Baker

Peace Lily
Spathiphyllum floribundum (Linden & Andre) N.E.Br.

Peach
Prunus persica

Petty spurge
Euphorbia peplus L.

Pieris
Pieris japonica

Pig's ears
Cotyledon orbiculata L.

Plum
Prunus domestica

Portugal laurel
Prunus lusitanica L.

Potato
Solanum tuberosum L.

Red bryony
Bryonia dioica Jacq.; Bryonia cretica L. subsp. dioica (Jacq.) Tutin

Red elderberry
Sambucus racemosa L.

Red pea
Lathyrus cicera L.

Rhubarb
Rheum rhabarbarum L.

Robusta coffee
Coffea canephora Pierre ex A.Froehner (syn. Coffea robusta L.Linden)

Rosebay
Rhododendron spp

Sabi Star
Adenium obesum

Sacred Bamboo
Nandina domestica

Savin juniper
Juniperus sabina L.

Sea Squill
Drimia maritima (L.) Stearn (synonyms: Scilla maritima L., Urginea maritima (L.) Baker)

Seven Bark
Hydrangea arborescens

Sheep sorrel
Rumex acetosella L.s.L

Sheepkill
Kalmia latifolia

Showy stonecrop
Hylotelephium spectabile (Boreau) H.Ohba; Sedum spectabile Boreau

Small-flowered mallow
Malva parviflora L.

Snow-on-the-mountain spurge
Euphorbia marginata Pursh

Snowy Mespilus (Serviceberry)
Amelanchier ovalis Medik.; Aronia rotundifolia Pers.

Sorrel
Rumex scutatus

Spanish bluebell
Hyacinthoides hispanica (Mill.) Rothm.

Star of Bethlehem
Ornithogalum umbellatum L.

Stinking hellebore
Helleborus foetidus L.

Straight-Margined Dracaena
Dracaena marginata

Sun spurge
Euphorbia helioscopia L.

Sweet Cherry
Prunus avium

Sweet Pea
Lathyrus latifolius

Swiss Cheese Plant
Monstera deliciosa

Sycamore maple
Acer pseudoplatanus L.

Taro Vine
Epipremnum aureum

Tobacco
Nicotiana tabacum L.

Tree Tobacco
Nicotiana glauca

Tropical milkweed
Asclepias curassavica L. (syn. Asclepias nivea L. var. curassavica (L.) Kuntze)

Trumpet Lily
Zantedeschia aethiopica

Tuberous pea
Lathyrus tuberosus L.

Wahoo
Euonymus occidentalis

Water fennel
Oenanthe aquatica (L.) Poir.

Wax Plant
Hoya carnosa 'krinkle kurl'

Wax Plant
Hoya linearis Wall. ex D.Don

Wax-Leaf
Ligustrum japonicum

Western Yew
Taxus brevifolia

White Snakeroot
Ageratina altissima

White Sweet Clover
Melilotus albus Medik.

White bryony
Bryonia alba L.

White hellebore
Veratrum album L.s.l.

White swallow-wort
Vincetoxicum hirundinaria Medik.

Wild calla
Calla palustris L.

Winged broom
Genista sagittalis L.

Wood sorrel
Oxalis acetosella L.

Yellow water-lily
Nuphar lutea (L.) Sm. (synonym: Nymphaea lutea L.)

ZZ Plant
Zamioculcas zamiifolia (hort. Lodd.) Engl.; Caladium zamiaefolium hort. Lodd.
Alexandrian senna
Cassia senna L., Cassia acutifolia Delile, Senna alexandrina Mill.
Amaryllis
Hippeastrum vittatum (L'Her.) Herb.
American Mistletoe
Phoradendron flavescens
American Yew
Taxus canadensus
Apple
Malus sylvestrus
Big-flowered Foxglove
Digitalis grandiflora Mill.
Bog Laurel
Kalmia poliifolia
Cape-tulip
Haemanthus coccineus L.
Cascara Sagrada
Frangula purshiana (DC.) J.G.Cooper; Rhamnus purshiana DC.
Cherry
Prunus spp.
Chinese Aconite
Aconitum carmichaelii Debeaux
Chinese rhubarb
Rheum officinale Baill.
Chinese rhubarb
Rheum palmatum L., Rheum potaninii Losinsk., Rheum qinlingense Y.K.Yang, J.K.Wu & D.K.Zhang, Rheum tanguticum (Maxim. ex Regel) Maxim. ex Balf., Rheum officinale Baill.
Christmas Bells
Sandersonia aurantiaca Hook.
Clivia Lily
Clivia spp.
Corncockle
Agrostemma githago L.
Cowbane
Cicuta species
Crown Vetch
Securigera varia (L.) Lassen (syn. Coronilla varia L.)
Dog Hobble
Leucothoe sp.
Dogbane Hemp
Apocynum spp.
Fetter Bush
Leucothoe spp.
Fetterbush
Lyonia spp.
Flat pea
Lathyrus sylvestris L.
Fly Honeysuckle
Lonicera xylosteum L.
Fly agaric
Amanita muscaria (L.) Lam.
German greenweed
Genista germanica L.
Goat's rue
Galega officinalis L.
Golden oat grass
Trisetum flavescens (L.) P.Beauv.
Haemanthus amarylloides
Haemanthus amarylloides Jacq.
Henbane Bell
Scopolia carniolica Jacq. (syn. Hyoscyamus scopolia)
Herb Paris
Paris quadrifolia L.
Japanese Yew
Taxus sp.
Japanese star anise
Illicium anisatum L.
Jonquil
Narcissus jonquilla
Kaffir Lily
Clivia minata
Kalanchoe
Kalanchoe spp
Lambkill
Kalmia augustifolia
Larkspur
Delphinium species
Leaden entoloma
Entoloma sinuatum (Pers.) P.Kumm.
Licorice
Glycyrrhiza glabra L.
Locust
Robinia spp.
Marsh spurge
Euphorbia palustris L.
Milkweed
Asclepias species
Mother-In-Law Plant
Kalanchoe tubiflora
Mountain Fetter-bush
Pieris floribunda (Pursh) Benth. & Hook.f.
Mountain death camas
Anticlea elegans (Pursh) Rydb.
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
Pale Laurel
Kalmia polifolia
Panther Cap
Amanita pantherina var. pantherina (DC. ex Fr.) Krombh.
Paper White
Narcissus spp
Patience Dock
Rumex patentia L.
Pheasant's eye
Adonis vernalis L.
Rayless Goldenrod
Haplopappus heterophyllus
Red staining inocybe
Inocybe erubescens A.Blytt (syn. Inocybe patouillardii Bres.)
Ridderstjerne
Hippeastrum spp.
Rosary Pea
Abrus precatorius
Russian Knapweed
Centaurea repens
Sheep laurel
Kalmia angustifolia L. (syn. Kalmia intermedia Lange)
Small yellow foxglove
Digitalis lutea L.
Small yellow pond-lily
Nuphar pumila (Timm) DC.
Sowbread
Cyclamen spp
Spindle Tree
Euonymus atropurpurea
Staggerbush
Lyonia sp.
Summer pheasant's-eye
Adonis aestivalis L.
Tall fescue
Lolium arundinaceum (Schreb.) Darbysh.
Tar spot
Rhytisma acerinum (Pers.) Fr.
Tinnevelly senna
Senna alexandrina Mill. (syn. Cassia angustifolia Vahl)
Tomato Plant
Lycopersicon spp
Torn fibrecap
Inocybe rimosa (Bull.) P.Kumm.; Inocybe fastigiata (Schaeff.) Quél.
Variegated monk's hood
Aconitum variegatum L.s.l.
Vinca
Vinca rosea
Wake Robin
Arum maculatum
Waterfennel
Oenanthe fistulosa L.
Waterfennel, Water Dropwort
Oenanthe lachanalii C.C.Gmel.
Wax Plant
Hoya lanceolata Wall. ex D.Don subsp. bella (Hook.) D.H.Kent
Woolly foxglove
Digitalis lanata Ehrh.
Yellow Monkshood
Aconitum anthora L.
Yellow Oleander
Thevetia peruviana
Yellow Sweet Clover
Melilotus officinalis Lam., Melilotus arvensis Wallr.
Yellow azalea
Rhododendron luteum Sweet; synonyms: Rhododendron flavum G. Don, Azalea pontica L.
Yew
Taxus spp.