Spring is here!
And so are the plants that aren’t good for your horses…
I can never find the list when I need it so today, I am simply going to provide it for you here.
All the links should work… so here you go!
Toxic and Non-Toxic Plant List – Horses
Plants Toxic to Horses
- Adam-and-Eve (Arum, Lord-and-Ladies, Wake Robin, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
- African Wonder Tree | Scientific Name: Ricinus communis |
- Alocasia (Elephant’s Ear) | Scientific Name: Alocasia spp. | Family: Araceae
- Alsike Clover | Scientific Name: Trifolium hybridum | Family: Leguminosae
- Ambrosia Mexicana (Jerusalem Oak, Feather Geranium) | Scientific Name: Chenopodium botrys | Family: Chenopodiaceae
- American Bittersweet (Bittersweet, Waxwork, Shrubby Bittersweet, False Bittersweet, Climbing Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
- American Holly (English Holly, European Holly, Oregon Holly, Inkberry, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
- American Mandrake (Mayapple, Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
- American Yew | Scientific Name: Taxus canidensus | Family: Taxaceae
- Angelica Tree (Hercules’ Club, Devil’s Walking Stick, Prickly Ash, Prickly Elder) | Scientific Name: Aralia spinosa | Family: Araliaceae
- Apple (Includes crabapples) | Scientific Name: Malus sylvestrus | Family: Rosaceae
- Apricot (Group also includes Plum, Peach, Cherry) | Scientific Name: Prunus armeniaca | Family: Rosaceae
- Arum (Cuckoo-pint, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Wake Robin) | Scientific Name: Arum maculatum | Family: Araceae
- Autumn Crocus (Meadow Saffron) | Scientific Name: Colchicum autumnale | Family: Liliaceae
- Avocado (Alligator Pear) | Scientific Name: Persea americana | Family: Lauraceae
- Azalea (Rosebay, Rhododendron) | Scientific Name: Rhododendron spp | Family: Ericaceae
- Barnaby’s Thistle (Yellow Star Thistle) | Scientific Name: Centaurea solstitialis | Family: Compositae
- Bead Tree (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Pride-of-India, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
- Bergamot Orange (Bergamot, Citrus bergamia) | Scientific Name: Citrus Aurantium | Family: Rutaceae
- Bird of Paradise Flower (Crane Flower, Bird’s Tongue Flower) | Scientific Name: Strelitzia reginae | Family: Strelitziaceae
- Bird’s Tongue Flower (Bird of Paradise Flower, Crane Flower) | Scientific Name: Strelitzia reginae | Family: Strelitziaceae
- Bishop’s Weed (Greater Ammi, False Queen Anne’s Lace) | Scientific Name: Ammi majus | Family: Apiaceae
- Bitter Root (Dogbane Hemp, Indian Hemp) | Scientific Name: Apocynum androsaemifolium | Family: Apocynaceae
- Black Calla (Solomon’s Lily, Wild Calla, Wild Arum) | Scientific Name: Arum palestinum | Family: Araceae
- Black Laurel (Dog Hobble, Dog Laurel, Fetter Bush, Sierra Laurel) | Scientific Name: Leucothoe davisiae | Family: Ericaceae
- Black Nightshade (Nightshade, Deadly Nightshade) | Scientific Name: Solanum nigrum | Family: Solanaceae
- Black Walnut | Scientific Name: Juglans nigra | Family: Juglandaceae
- Blackjack Pine (Ponderosa Pine, Western Yellow Pine, Yellow Pine, Bull Pine) | Scientific Name: Pinus ponderosa | Family: Pinaceae
- Bobbins (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Wake Robin, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
- Bog Laurel (Pale Laurel, Bog Kalmia) | Scientific Name: Kalmia poliifolia | Family: Ericaceae
- Boxwood | Scientific Name: Buxus sp. | Family: Buxaceae
- Bracken Fern (Brake Fern, Umbewe, Brake, Pasture Bracken, Hog-Pasture Bracken, Eagle fern, Umhlashoshana, Adelaarsvaring) | Scientific Name: Pteridium aquilinum | Family: Polypodiaceae
- Brake Fern (Braken Fern, Umbewe, Brake, Pasture Bracken, Hog-Pasture Bracken, Eagle fern, Umhlashoshana, Adelaarsvaring) | Scientific Name: Pteridium aquilinum | Family: Polypodiaceae
- Branching Ivy (English Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- Bread and Butter Plant (Indian Borage, Spanish Thyme, Coleus, Maratha, Militini, East Indian Thyme) | Scientific Name: Coleus ampoinicus | Family: Labiatae
- Brunfelsia (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Buckeye (Horse Chestnut) | Scientific Name: Aesculus spp | Family: Hippocastanaceae
- Buckwheat | Scientific Name: Fagopyrum species | Family: Polygonaceae
- Buddhist Pine (Yew Pine, Japanese Yew, Southern Yew, Podocarpus) | Scientific Name: Podocarpus macrophylla | Family: Podocarpaceae
- Bull Pine (Ponderosa Pine, Western Yellow Pine, Yellow Pine, Blackjack Pine) | Scientific Name: Pinus ponderosa | Family: Pinaceae
- Burning Bush (Wahoo, Spindle Tree) | Scientific Name: Euonymus atropurpurea | Family: Celastraceae
- Buttercup (Butter Cress, Figwort) | Scientific Name: Ranunculus sp. | Family: Ranunculaceae
- Calamondin Orange | Scientific Name: Citrus mitis | Family: Rutaceae
- Cape Jasmine (Gardenia) | Scientific Name: Gardenia jasminoides | Family: Rubiaceae
- Cardboard Palm (cycads and zamias) | Scientific Name: Zamia furfuracea | Family: Cycadaceae
- Cardinal Flower (Lobelia, Indian Pink) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
- Carolina Maple (Swamp Maple, Scarlet Maple, Red Maple, Curled Maple, Acer Sanguineum, Soft Maple, Rufacer Rubrum) | Scientific Name: Acer rubrum | Family: Aceraceae
- Castor Bean Plant (Castor Oil Plant, Mole Bean Plant, African Wonder Tree, Castor Bean) | Scientific Name: Ricinus communis | Family: Euphorbiaceae
- Catsear (Flatweed, Cat’s Ear, False Dandelion) | Scientific Name: Hypochaeris radicata | Family: Asteraceae
- Chamomile (Manzanilla, Garden Chamomile, Roman Chamomile, True Chamomile, Corn Feverfew, Barnyard Daisy, Ground-apple, Turkey-weed) | Scientific Name: Anthemis nobilis | Family: Compositae
- Charlock (Wild Mustard, California Rape) | Scientific Name: Brassica kaber | Family: Cruciferae
- Cherry | Scientific Name: Prunus species | Family: Rosaceae
- Chinaberry Tree (Bead Tree, China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Pride-of-India) | Scientific Name: Melia azedarach | Family: Meliaceae
- Chinese Evergreen | Scientific Name: Aglaonema modestrum | Family: Araceae
- Christmas Rose (Hellebore, Lenten Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
- Chrysanthemum (Daisy, Mum; many varieties) | Scientific Name: Chrysanthemum spp. | Family: Compositae
- Clematis (Virgin’s Bower, Leatherflower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
- Climbing Bittersweet (Bittersweet, Waxwork, Shrubby Bittersweet, False Bittersweet, Climbing Bittersweet, American Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
- Climbing Nightshade (European Bittersweet, Deadly Nightshade, Violet Bloom, Blue Nightshade, Soda Apple, Poisonous Nightshade, Felonwort, Devil’s Apple, Scarlet Berry, Woody Nightshade, Blue Blindweed) | Scientific Name: Solanum dulcamara | Family: Solanaceae
- Coffee Tree (Wild Coffee, Geranium-Leaf Aralia) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
- Coleus (Indian Borage, Bread and Butter Plant, Spanish Thyme, East Indian Thyme, Stinging Thyme, Country Boarage; many others) | Scientific Name: Coleus ampoinicus | Family: Labiatae
- Common Privet (Privet, Amur, Wax-leaf) | Scientific Name: Ligustrum vulgare | Family: Oleaceae
- Coontie Palm (Sago Palm, Cardboard Palm, cycads and zamias) | Scientific Name: Zamia pumila | Family: Cycadaceae
- Cow parsnip (Giant Hogweed) | Scientific Name: Heracleum maximum | Family: Apiaceae
- Cowbane (Water Hemlock, Poison Parsnip) | Scientific Name: Cicuta species | Family: Apiaceae
- Cuckoo-pint (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Wake Robin) | Scientific Name: Arum maculatum | Family: Araceae
- Cycads (Sago Palm, Fern Palm) | Scientific Name: Cycas and Zamia species | Family: Cycadaceae
- Daffodil (Narcissus, Jonquil, Paper White) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
- Deadly Nightshade (Nightshade, Black Nightshade, European Bittersweet, Climbing Nightshade) | Scientific Name: Solanum spp | Family: Solanaceae
- Desert Azalea (Desert Rose, Mock Azalea, Sabi Star, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
- Desert Rose (Desert Azalea, Mock Azalea, Sabi Star, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
- Dock (Sorrel) | Scientific Name: Rumex sp. | Family: Polygonaceae
- Dog Daisy (Dog Fennel) | Scientific Name: Achillea millefolium | Family: Compositae
- Dog Hobble (Dog Laurel, Fetter Bush, Black Laurel) | Scientific Name: Leucothoe sp. | Family: Ericaceae
- Dogbane Hemp (Bitterroot, Indian Hemp) | Scientific Name: Apocynum | Family: Apocynaceae
- Dwarf Poinciana (Barbados Pride, Peacock Flower) | Scientific Name: Caesalpinia pulcherrima | Family: Fabaceae
- Easter Rose (Hellebore, Christmas Rose, Lenten Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
- Emerald Feather (Emerald Fern, Asparagus, Asparagus fern, Sprengeri fern, Plumosa fern, Lace fern, Racemose asparagus, Shatavari) | Scientific Name: Asparagus densiflorus | Family: Liliaceae
- English Holly (European Holly, Oregon Holly, Inkberry, Winterberry, American Holly) | Scientific Name: Ilex aquifolium | Family: Aquifoliaceae
- English Ivy (Branching Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- English Yew (Western Yew, Pacific Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus baccata | Family: Taxaceae
- Eucalyptus (Many cultivars) | Scientific Name: Eucalyptus species | Family: Myrtaceae
- European Bittersweet (Climbing Nightshade, Deadly Nightshade) | Scientific Name: Solanum dulcamara | Family: Solanaceae
- European Holly (European Holly, Oregon Holly, Inkberry, Winterberry, American Holly, English Holly) | Scientific Name: Ilex aquifolium | Family: Aquifoliaceae
- Everlasting Pea (Sweet Pea, Perennial Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
- False Bittersweet (American Bittersweet) | Scientific Name: Celastrus scandens | Family: Celastraceae
- False Queen Anne’s Lace (Bishop’s Weed, Greater Ammi) | Scientific Name: Ammi majus | Family: Apiaceae
- Fern Palm (Sago Palm, Cycads) | Scientific Name: Cycas species | Family: Cycadaceae
- Fetter Bush (Dog Laurel, Dog Hobble, Black Laurel) | Scientific Name: Leucothoe sp. | Family: Ericaceae
- Fetterbush (Staggerberry, Maleberry) | Scientific Name: Lyonia sp. | Family: Ericaceae
- Fiddleneck | Scientific Name: Amsinckia species | Family: Boraginaceae
- Field Horsetail (Scouring rush, Common horsetail, Western horsetail) | Scientific Name: Equisetum arvense | Family: Equisetaceae
- Field Pennycress | Scientific Name: Thlaspi arvense | Family: Brassicaceae
- Fig (Weeping Fig, Indian Rubber Plant) | Scientific Name: Ficus benjamina | Family: Moraceae
- Figwort (Buttercup, Butter Cress, Burwort, Crowfoot burwort) | Scientific Name: Ranunculus acris | Family: Ranunculaceae
- Fleabane (Showy Daisy, Horseweed, Seaside Daisy) | Scientific Name: Erigeron speciosus | Family: Asteraceae
- Foxglove | Scientific Name: Digitalis purpurea | Family: Scrophalariaceae
- Franciscan Rain Tree (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Kiss-Me-Quick) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Gardenia (Cape Jasmine) | Scientific Name: Gardenia jasminoides | Family: Rubiaceae
- Garlic (Stinking Rose, Rustic Treacle, Comphor of the Poor, Nectar of the Gods, Serpet Garlic, Rocambole) | Scientific Name: Allium sativum | Family: Liliaceae
- Geranium-Leaf Aralia (Wild Coffee, Coffee Tree) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
- Giant Hogweed (Cow Parsnip) | Scientific Name: Heracleum maximum | Family: Apiaceae
- Glacier Ivy (English Ivy, Branching Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- Gladiola (Many cultivars) | Scientific Name: Gladiolus species | Family: Iridaceae
- Gloriosa Lily (Glory Lily, Climbing Lily, Superb Lily) | Scientific Name: Gloriosa superba | Family: Liliaceae
- Goatweed | Scientific Name: Hypericum perforatum | Family: Clusiaceae
- Golden Ragwort (Ragwort) | Scientific Name: Senecio species | Family: Compositae
- Good Luck Plant (Shamrock Plant, Sorrel) | Scientific Name: Oxalis spp. |
- Grapefruit | Scientific Name: Citrus paradisii | Family: Rutaceae
- Greater Ammi (Bishop’s Weed, False Queen Anne’s Lace) | Scientific Name: Ammi majus | Family: Apiaceae
- Ground Apple (Chamomile, Garden Chamomile, Roman Chamomile) | Scientific Name: Anthemis nobilis | Family: Asteraceae
- Groundsel (Ragwort, Senecio) | Scientific Name: Senecio species | Family: Compositae
- Hahn’s Self Branching English Ivy (Branching Ivy, Glacier Ivy, Needlepoint Ivy, Sweetheart Ivy, California Ivy, English Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- Hashish (Marijuana, Indian Hemp) | Scientific Name: Cannabis sativa | Family: Cannabaceae
- Heavenly Bamboo (Sacred Bamboo, Nandina) | Scientific Name: Nandina domestica | Family: Berberidaceae
- Heliotrope | Scientific Name: Heliotropium species | Family: Boraginaceae
- Hellebore (Christmas Rose, Lenten Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
- Hercules’ Club (Angelica Tree, Devil’s Walking Stick, Prickly Ash, Prickly Elder) | Scientific Name: Aralia spinosa | Family: Araliaceae
- Hibiscus (Rose of Sharon, Rose of China) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
- Hills of Snow (Hydrangea, Hortensia, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
- Hoary Alyssum | Scientific Name: Berteroa incana | Family: Brassicaceae
- Holly (English Holly, European Holly, Oregon Holly, Inkberry, Winterberry, American Holly) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
- Horse Chestnut (Buckeye) | Scientific Name: Aesculus glabra | Family: Hippocastanaceae
- Horseweed (Showy Daisy, Fleabane, Seaside Daisy) | Scientific Name: Erigeron speciosus | Family: Asteraceae
- Hortensia (Hydrangea, Hills of Snow, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
- Hosta (Plantain Lily, Funkia) | Scientific Name: Hosta plataginea | Family: Liliaceae
- Hound’s Tongue | Scientific Name: Cynoglossum amabile | Family: Boraginaceae
- Hyacinth | Scientific Name: Hyacinthus orientalis | Family: Liliaceae
- Hydrangea (Hortensia, Hills of Snow, Seven Bark) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
- Indian Apple (Mayapple, Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
- Indian Borage (Bread and Butter Plant, Spanish Thyme, Coleus, Maratha, Militini, East Indian Thyme) | Scientific Name: Coleus ampoinicus | Family: Labiatae
- Indian Hemp (Marijuana, Hashish) | Scientific Name: Cannabis sativa | Family: Cannabaceae
- Indian Hemp (Dogbane Hemp, Bitter Root) | Scientific Name: Apocynum androsaemifolium | Family: Apocynaceae
- Indian Pink (Lobelia, Cardinal Flower) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
- Inkberry (English Holly, European Holly, Oregon Holly, American Holly, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
- Jack-in-the-pulpit (Three-leaved indian turnip, Devil’s dear, Wake robin, Starch wort, Wild turnip, Dragon root, Bog onion, Pepper turnip, Brown dragon, Memory root) | Scientific Name: Arisaema triphyllum | Family: Araceae
- Japanese Yew (English Yew, Western Yew, Pacific Yew, Anglo-Japanese Yew) | Scientific Name: Taxus sp. | Family: Taxaceae
- Jerusalem Cherry (Natal cherry, Winter cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
- Jimmy Weed (Burrow Weed) | Scientific Name: Haplopappus heterophyllus | Family: Mimosaceae
- Jonquil (Daffodil, Narcissus, Paper White) | Scientific Name: Narcissus jonquilla | Family: Amaryllidaceae
- Kaffir Lily (Clivia Lily) | Scientific Name: Clivia minata | Family: Amaryllidaceae
- Kiss-me-quick (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Klamath Weed (St. John’s Wort) | Scientific Name: Hypericum perforatum | Family: Clusiaceae
- Kudu Lily (Desert Azalea, Mock Azalea, Sabi Star, Impala Lily, Desert Rose) | Scientific Name: Adenium obesum | Family: Apocynaceae
- Lady-of-the-night (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Morning-Noon-and-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Lambkill (Sheep Laurel) | Scientific Name: Kalmia augustifolia | Family: Ericaceae
- Larkspur | Scientific Name: Delphinium species | Family: Ranunculaceae
- Laurel (Mountain laurel, Spoonwood, Mountain Ivy, Calico Bush, Ivy Bush) | Scientific Name: Kalmia latifolia | Family: Ericaceae
- Leatherflower (Clematis, Virgin’s Bower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
- Leek (Elephant Garlic) | Scientific Name: Allium ampeloprasum | Family: Liliaceae
- Lemon | Scientific Name: Citrus limonia | Family: Rutaceae
- Lenten Rose (Hellebore, Christmas Rose, Easter Rose) | Scientific Name: Helleborus niger | Family: Ranunculaceae
- Lily of the Valley | Scientific Name: Convallaria majalis | Family: Liliaceae
- Lily-of-the-Valley Bush (Andromeda Japonica, Pieris) | Scientific Name: Pieris japonica | Family: Ericaceae
- Lime | Scientific Name: Citrus aurantifolia | Family: Rutaceae
- Lobelia (Cardinal Flower, Indian Pink) | Scientific Name: Lobelia cardinalis | Family: Campanulaceae
- Loco Weed | Scientific Name: Astragalus and Oxytropis species | Family: Fabaceae
- Locust | Scientific Name: Robinia species | Family: Mimosaceae
- Lord-and-Ladies (Arum, Wake Robin, Adam-and-Eve, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
- Maidens Breath (Baby’s Breath) | Scientific Name: Gypsophila elegans | Family: Caryophyllaceae
- Maleberry (Staggerbush, Fetterbush) | Scientific Name: Lyonia sp. | Family: Ericaceae
- Marijuana (Indian Hemp, Hashish) | Scientific Name: Cannabis sativa | Family: Cannabaceae
- Mayapple (Indian Apple Root, Umbrella Leaf, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
- Mayweed (Poison Daisy, Stinking Chamomile) | Scientific Name: Anthemis cotula | Family: Asteraceae
- Meadow Saffron (Autumn Crocus) | Scientific Name: Colchicum autumnale | Family: Liliaceae
- Milfoil (Yarrow) | Scientific Name: Achillea millefolium | Family: Asteraceae
- Milkweed | Scientific Name: Asclepias species | Family: Asclepiadaceae
- Mistletoe “American” (American Mistletoe) | Scientific Name: Phoradendron flavescens | Family: Viscaceae
- Mole Bean Plant | Scientific Name: Ricinus communis | Family: Euphobiaceae
- Morning-Noon-and-Night (Yesterday, Today, Tomorrow, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Moss Rose (Wild Portulaca, Rock Moss, Purslane, Pigwee, Pusley) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
- Mountain Laurel | Scientific Name: Kalmia latifolia | Family: Ericaceae
- Mum (Chrysanthemum, Daisy) | Scientific Name: Chrysanthemum spp. | Family: Compositae
- Nandina (Sacred Bamboo, Heavenly Bamboo) | Scientific Name: Nandina domestica | Family: Berberidaceae
- Narcissus (Daffodil, Jonquil, Paper White) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
- Needlepoint Ivy (Branching Ivy, Glacier Ivy, English Ivy, Sweetheart Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- Nicotiana (Tree Tobacco, Tobacco, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
- Nightshade (Deadly Nightshade, Black Nightshade) | Scientific Name: Solanum spp | Family: Solanaceae
- Oak | Scientific Name: Quercus species | Family: Fagaceae
- Oleander (Rose-Bay) | Scientific Name: Nerium oleander | Family: Apocynaceae
- Onion | Scientific Name: Allium cepa | Family: Liliaceae
- Orange | Scientific Name: Citrus sinensis | Family: Rutaceae
- Oregon Holly (English Holly, European Holly, Inkberry, American Holly, Winterberry) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
- Ornamental Pepper (Natal Cherry, Winter Cherry, Jerusalem Cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
- Pacific Yew (English Yew, Western Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus brevifolia | Family: Taxaceae
- Pale Laurel | Scientific Name: Kalmia polifolia |
- Paper White (Daffodil, Jonquil, Narcissus) | Scientific Name: Narcissus spp | Family: Amaryllidaceae
- Paraguayan Jasmine (Yesterday, Today, Tomorrow, Lady-of-the-Night, Morning-Noon-and-Night, Kiss-Me-Quick , Fransiscan Rain Tree) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Patterson’s Curse (Viper’s Bugloss) | Scientific Name: Echium plantagineum | Family: Boraginaceae
- Peach (Plum, Apricot, Cherry) | Scientific Name: Prunus species | Family: Rosaceae
- Peacock Flower (Barbados Pride, Dwarf Poinciana) | Scientific Name: Caesalpinia pulcherrima | Family: Fabaceae
- Peony | Scientific Name: Paeonis officinalis | Family: Paeniaceae
- Perennial Pea (Sweet Pea, Everlasting Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
- Periwinkle (Running Myrtle. Vinca) | Scientific Name: Vinca rosea | Family: Apocynaceae
- Pie Plant (Rhubarb) | Scientific Name: Rheum rhabarbarium | Family: Polygonaceae
- Plantain Lily (Hosta) | Scientific Name: Hosta plantaginea | Family: Liliaceae
- Plum (similar plants: apricot, peach, cherry) | Scientific Name: Prunus species | Family: Rosaceae
- Poison Daisy (Mayweed, Stinking Chamomile) | Scientific Name: Anthemis cotula | Family: Asteraceae
- Poison Hemlock (Poison Parsley, Spotted Hemlock, Winter Fern, California Fern, Nebraska Fern, Deadly Hemlock) | Scientific Name: Conium maculatum | Family: Umbelliferae
- Poison Parsnip (water hemlock, cowbane) | Scientific Name: Cicuta maculata | Family: Apiaceae
- Ponderosa Pine (Blackjack Pine, Western Yellow Pine, Yellow Pine, Bull Pine) | Scientific Name: Pinus ponderosa | Family: Pinaceae
- Portulaca (Wild Portulaca, Rock Moss, Purslane, Pigwee, Pusley, Moss Rose) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
- Prayer Bean (Rosary Pea, Buddhist rosary bead, Indian Bead, Indian Licorice, Love Bean, Lucky Bean, Seminole Bead, Weather Plant) | Scientific Name: Abrus precatorius | Family: Leguminosae
- Precatory Bean (Rosary Pea, Buddhist rosary bead, Indian Bead, Indian Licorice, Love Bean, Lucky Bean, Seminole Bead, Weather Plant, Prayer Bean) | Scientific Name: Abrus precatorius | Family: Leguminosae
- Pride-of-India (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Texas Umbrella Tree, Bead Tree, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
- Primrose | Scientific Name: Primula vulgaris | Family: Primulaceae
- Privet (amur, wax-leaf, common privet) | Scientific Name: Ligustrum japonicum | Family: Oleaceae
- Purslane (Wild Portulaca, Rock Moss, Portulaca, Pigwee, Pusley, Moss Rose) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
- Ragwort (Golden Ragwort, Tansy) | Scientific Name: Senecio species | Family: Compositae
- Ranger’s Button (White Heads) | Scientific Name: Sphenosciadium capitellatum | Family: Apiaceae
- Rattlebox | Scientific Name: Crotalaria albida | Family: Papilionaceae
- Rayless Goldenrod | Scientific Name: Haplopappus heterophyllus | Family: Asteraceae
- Red Maple (Swamp Maple, Scarlet Maple, Curled Maple, Soft Maple) | Scientific Name: Acer rubrum | Family: Aceraceae
- Rhododendron (Rosebay, Azalea) | Scientific Name: Rhododendron spp | Family: Ericaceae
- Rhubarb (Pie Plant) | Scientific Name: Rheum rhabarbarium | Family: Polygonaceae
- Rock Moss (Wild Portulaca, Moss Rose, Purslane, Pigwee, Pusley) | Scientific Name: Portulaca oleracea | Family: Portulacaceae
- Roman Chamomile (Chamomile, Garden Chamomile, Ground Apple) | Scientific Name: Anthemis nobilis | Family: Asteraceae
- Rose of China (Hibiscus, Rose of Sharon) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
- Rose of Sharon (Hibiscus, Rose of China) | Scientific Name: Hibiscus syriacus | Family: Malvaceae
- Rosebay (Rhododendron, Azalea) | Scientific Name: Rhododendron spp | Family: Ericaceae
- Running Myrtle (Periwinkle, Vinca) | Scientific Name: Vinca rosea | Family: Apocynaceae
- Russian Knapweed | Scientific Name: Centaurea repens | Family: Compositae
- Sabi Star (Desert Azalea, Mock Azalea, Desert Rose, Impala Lily, Kudu Lily) | Scientific Name: Adenium obesum | Family: Apocynaceae
- Sacred Bamboo (Heavenly Bamboo, Nandina) | Scientific Name: Nandina domestica | Family: Berberidaceae
- Sago Palm (Coontie Palm, Cardboard Palm, cycads and zamias) | Scientific Name: Cycas revoluta, zamia species | Family: Cycadaceae
- Scouring Rush (Field Horsetail, Common Horsetail, Western Horsetail) | Scientific Name: Equisetum arvense | Family: Equisetaceae
- Seaside Daisy (Showy Daisy, Horseweed, Fleabane) | Scientific Name: Erigeron speciosus | Family: Asteraceae
- Seven Bark (Hydrangea, Hortensia, Hills of Snow) | Scientific Name: Hydrangea arborescens | Family: Hydrangeaceae
- Shamrock Plant (Good Luck Plant, Sorrel) | Scientific Name: Oxalis spp. |
- Sheepkill (Mountain Laurel) | Scientific Name: Kalmia latifolia | Family: Ericaceae
- Showy Daisy (Seaside Daisy, Horseweed, Fleabane) | Scientific Name: Erigeron speciosus | Family: Asteraceae
- Skunk Cabbage (Skunk Weed, Polecat Weed, Meadow Cabbage, Swamp Cabbage) | Scientific Name: Symplocarpus foetidus | Family: Araceae
- Solomon’s Lily (Black Calla, Wild Calla, Wild Arum) | Scientific Name: Arum palestinum | Family: Araceae
- Spanish Thyme (Indian Borage, Bread and Butter Plant, Coleus, East Indian Thyme, Stinging Thyme, Country Boarage; many others) | Scientific Name: Coleus ampoinicus | Family: Labiatae
- Spindle Tree (Wahoo, Burning Bush) | Scientific Name: Euonymus atropurpurea | Family: Celastraceae
- Spring Parsley | Scientific Name: Petroselinum crispum | Family: Apiaceae
- St. John’s Wort (Klamath Weed) | Scientific Name: Hypericum perforatum | Family: Clusiaceae
- Staggerbush (Fetterbush, Maleberry) | Scientific Name: Lyonia sp. | Family: Ericaceae
- Starch Root (Arum, Lord-and-Ladies, Adam-and-Eve, Wake Robin, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
- Stinking Chamomile (Mayweed, Poison Daisy) | Scientific Name: Anthemis cotula | Family: Asteraceae
- Sudan Grass / Hybrid Sudan | Scientific Name: Sorhum vulgare var. sudanesis | Family: Gramineae
- Superb Lily (Glory Lily, Climbing Lily, Gloriosa Lily) | Scientific Name: Gloriosa superba | Family: Liliaceae
- Swamp Maple (Red Maple, Scarlet Maple, Curled Maple, Soft Maple) | Scientific Name: Acer rubrum | Family: Aceraceae
- Sweet Pea (Perennial Pea, Everlasting Pea) | Scientific Name: Lathyrus latifolius | Family: Fabaceae
- Sweet Potato Vine (Sweet potato) | Scientific Name: Ipomoea batatas | Family: Convolvulaceae
- Sweetheart Ivy (English Ivy, Glacier Ivy, Needlepoint Ivy, Branching Ivy, California Ivy) | Scientific Name: Hedera helix | Family: Araliaceae
- Texas Umbrella Tree (China Ball Tree, Paradise Tree, Persian Lilac, White Cedar, Japanese Bead Tree, Bead Tree, Pride-of-India, Chinaberry Tree) | Scientific Name: Melia azedarach | Family: Meliaceae
- Tobacco (Tree Tobacco, Nicotiana, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
- Tomato Plant | Scientific Name: Lycopersicon spp | Family: Solanaceae
- Tree Tobacco (Nicotania, Tobacco, Mustard Tree) | Scientific Name: Nicotiana glauca | Family: Solanaceae
- Tulip | Scientific Name: Tulipa species | Family: Liliaceae
- Umbrella Leaf (Indian Apple Root, American Mandrake, Wild Lemon, Hog Apple, Duck’s Foot, Raccoonberry, American Mandrake) | Scientific Name: Podophyllum peltatum | Family: Berberidaceae
- Vinca (Periwinkle, Running Myrtle) | Scientific Name: Vinca rosea | Family: Apocynaceae
- Viper’s Bugloss (Patterson’s Curse) | Scientific Name: Echium plantagineum | Family: Boraginaceae
- Viper’s Bugloss | Scientific Name: Echium vulgare | Family: Boraginaceae
- Virgin’s Bower (Clematis, Leatherflower) | Scientific Name: Clematis sp. | Family: Ranunculaceae
- Wahoo (Burning Bush, Spindle Tree) | Scientific Name: Euonymus occidentalis | Family: Celastraceae
- Wake Robin (Arum, Lord-and-Ladies, Adam-and-Eve, Starch Root, Bobbins, Cuckoo Plant) | Scientific Name: Arum maculatum | Family: Araceae
- Water Hemlock (cowbane, poison parsnip) | Scientific Name: Cicuta maculata | Family: Apiaceae
- Water Hyacinth | Scientific Name: Eichhornia crassipes | Family: Pontederiaceae
- Wax-Leaf (privet, amur, common privet) | Scientific Name: Ligustrum japonicum | Family: Oleaceae
- Weeping Fig (fig, indian rubber plant) | Scientific Name: Ficus sp. | Family: Moraceae
- Western Yellow Pine (Blackjack Pine, Ponderosa Pine, Yellow Pine, Bull Pine) | Scientific Name: Pinus ponderosa | Family: Pinaceae
- Western Yew (English Yew, Pacific Yew, Japanese Yew, Anglo-Japanese Yew) | Scientific Name: Taxus brevifolia | Family: Taxaceae
- White Heads (Ranger’s Button) | Scientific Name: Sphenosciadium capitellatum | Family: Apiaceae
- White Snakeroot (fall poison, richweed, tremetol) | Scientific Name: Eupatorium rugosum | Family: Asteraceae
- White/Black/Yellow Indian Mustard | Scientific Name: Brassica species | Family: Brassicaceae
- Wild Arum (Black Calla, Wild Calla, Solomon’s Lily) | Scientific Name: Arum palestinum | Family: Araceae
- Wild Calla (Black Calla, Wild Arum, Solomon’s Lily) | Scientific Name: Arum palestinum | Family: Araceae
- Wild Coffee (Geranium-Leaf Aralia, Coffee Tree) | Scientific Name: Polyscias guilfoylei | Family: Araliaceae
- Wild Radish | Scientific Name: Raphanus raphanistrum | Family: Brassicaceae
- Winter Cherry (Natal Cherry, Jerusalem Cherry) | Scientific Name: Solanum pseudocapsicum | Family: Solanaceae
- Winterberry (English Holly, European Holly, Oregon Holly, Inkberry, American Holly) | Scientific Name: Ilex opaca | Family: Aquifoliaceae
- Wintercress | Scientific Name: Barbarea orthoceras | Family: Brassicaceae
- Wisteria | Scientific Name: wisteria species | Family: Fabaceae
- Wormseed Mustard | Scientific Name: Erysimum cheiranthoides | Family: Brassicaceae
- Yarrow (milfoil) | Scientific Name: Achillea millefolium | Family: Asteraceae
- Yellow Oleander | Scientific Name: Thevetia peruviana | Family: Apocynaceae
- Yellow Pine (Blackjack Pine, Ponderosa Pine, Western Yellow Pine, Bull Pine) | Scientific Name: Pinus ponderosa | Family: Pinaceae
- Yellow Starthistle | Scientific Name: Centaurea solstitialis | Family: Compositae
- Yellowrocket | Scientific Name: Barbarea vulgaris | Family: Brassicaceae
- Yesterday, Today, Tomorrow (Morning-Noon-and-Night, Kiss-Me-Quick, Lady-of-the-Night, Fransiscan Rain Tree, Brunfelsia) | Scientific Name: Brunfelsia species | Family: Solanaceae
- Yew (japanese yew) | Scientific Name: Taxus sp. | Family: Taxaceae
- Yew Pine (buddhist pine) | Scientific Name: Podocarpus macrophylla | Family: Podocarpacaea
- Yucca | Scientific Name: Yucca sp. | Family: Agavaceae
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HORSE AND MAN is a blog in growth... if you like this, please pass it around!

I’m sorry – I simply cut and pasted this list. I am not the author. Thanks for letting me know.
This list is incorrect in many cases. For instance it says water hyacinth is toxic but when you click the link, it takes you to the ASPCA site where it specifically says it is non toxic for any animals.
cammomile? I know alot of people that feed this? . Or is this just a certain type thats poisonous?
The common name “horse-chestnut” (often unhyphenated) is reported as having originated from the erroneous belief that the tree was a kind of chestnut (though in fact only distantly related), together with the observation that eating the fruit cured horses of chest complaints. ;:;`
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The horse chestnut is useful to traditional prevent rheumatism, arthritis and the management of hemorrhoids and varicose. It prevents the breakdown of collagen by inhibiting glycosaminoglycan hydrolases.Its seeds are very toxic but, there have been several methods that can remove this toxicity. This herb is popularly utilized in Europe.It is very useful in treating the insufficiency of chronic venus, veins, tension, varicose, tiredness, leg pain, edema and swelling. Its extract is helpful in the conjunctive treatment for hemorrhoids, lymphedema and prostrate enlargement. ..
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love the list on the poisons , didn’t know there were so many.