Common Poisonous Plants
While plants add a touch of color and fragrance to our daily lives they also inject an element of danger into the lives of our pets. More than 700 plants have been identified as producing physiologically active or toxic substances in sufficient amounts to cause harmful effects in animals. Poisonous plants produce a variety of toxic substances and cause reactions ranging from mild nausea to death. Certain animal species may have a peculiar vulnerability to a potentially poisonous plant. Below is a list of some of the common plants which may produce a toxic reaction in animals. This list is intended only as a guide to plants which are generally identified as having the capability for producing a toxic reaction.

Plant Toxic Parts Plant Type
Aconiteroots, foliage, seedsgarden flower
Appleseedscultivated tree
Arrowgrasseleavesmarsh plants
Atropa belladonnaentire plant esp. seeds, rootsgarden herb
Autumn Crocusentire plantgarden flower
Azaleasentire plantcultivated & wild shrub
Baneberryberries, rootswildflower
Bird-of-Paradisepodsgarden flower
Black locustentire plant esp. bark, shootstree
Bloodrootentire plant esp. stem, rootswildflower, herb
Boxentire plant esp. leavesornamental shrub
Buckeyesprouts, nuts, seedstree
Buttercupentire plant esp. leaves wildflower, garden herb
Caladiumentire planthouse plant
Carolina Jessamineflowers, leavesornamental plant
Castor beanentire plant esp. beanshouse plant
Chinaberry treeberriestree
Chockcherriesleaves, cherries, pitwild shrub
Christmas berryleavesshrub
Christmas Roserootstock, leavesgarden flower
Common privetleaves, berriesornamental shrub
Corn cockleseedswildflower, weed
Cowbaneentire plant esp. rootswildflower, herb
Cow cockleseedswildflower, weed
Cowslipentire plant esp. leaves, stemwildflower, herb
Daffodilbulbsgarden flower
Daphnebark, berries, leavesornamental shrub
Day lilyentire plant is toxic to catsgarden & wildflower
Death Camasleaves, stems, seeds, flowersfield herb
Delphinium/Larkspurentire plant esp. sproutswildflower
Dumbcaneentire planthouse plant
Dutchman's breechesroots, foliagewild & garden flower
Easter lilyentire plant is toxic to catsflowering house plant
Elderberryleaves, bark, roots, budstree
Elephant's earentire planthouse plant
English Ivyentire plant esp. leaves, berriesornamental vine
European Bittersweetentire plant esp. berries vine
False Flaxseedswild herb
False helleboreroots, leaves, seedsornamental flower
Fan weedseedswildflower, herb
Field peppergrassseedswildflower, herb
Flaxseedpodswildflower, herb
Foxgloveleaveswild & garden flower
Hollyberriesshrub
Horsechestnutnuts, sproutstree
Horse nettleentire plant esp. berries wildflower, herb
Hyacinthbulbswild & house plant
Irisleaves, rootswild & garden flower
Jack-in-the-pulpitentire plant esp. roots, leaveswildflower
Jatrophaseedstree, shrub
Jerusalem Cherryunripe fruit, foliage ornamental plant
Jimsonweedentire plant esp. seedsfield plant
Laburumseeds, pods, flowersornamental plant
Lantanafoliagehouse plant
Larkspuryoung plantswildflower
Laurelsleavesshrub
Lily of the valleyleaves, flowersgarden & wildflower
Lupinesseeds, podsshrub
Manchineel Treesap, fruittree
Matrimony vineleaves, shootsornamental vine
Mayappleunripe fruit, roots, foliagewildflower
Milk vetchentire plantwildflower
Mistletoeberrieshouse plant
Monkshoodentire plant esp. roots, seedswildflower
Moonseedfruit, rootsvine
Morning gloryseeds, rootswildflower
Mountain mahoganyleavesshrub
Mustardsseedswildflower
Narcissusbulbsgarden flower
Nicotianaleavesgarden flower
Nightshadeleaves, berrieswildflower, vine
Oaksshoots, leavestree
Oleanderleavesornamental shrub
Philodendronsentire planthouse plant
Pokeweedroots, seeds, berriesfield plant
Poinsettialeaves, stem, flowershouse plant
Poison hemlockleaves, stem, fruitfield plant
Potatoshoots, sproutsgarden plant
Rattle boxentire plantwildflower
Rhododendronleavesornamental shrub
Rhubarbleavesgarden plant
Rosary peaseedshouse plant
Skunk cabbageentire plant esp roots, leavesmarsh plant
Smartweedssapwildflower
Snow-on-the-mountainsapfield plant
Sorghumleavesgrass
Star of Bethlehementire plantwildflower
Velvet grassleavesgrass
Wild black cherryleaves, pitstree
Wild radishseedwildflower
Wisteriapods, seedsornamental plant
Woody asterentire plantwildflower
Yellow Jessamineentire plantornamental vine
Yellow oleanderentire plant esp. leavesgarden plant
Yellow pine flaxentire plant esp. seedpodswildflower
Yewbark, leaves, seedsornamental tree

For more information about poisonous plants or other items toxic to your pets, contact the National Animal Poison Control Center at 1-800-548-2423. *The National Animal Poison Control Center has a $30 fee per inquiry