Toxic & Poisonous Plants
Written by Walter Andersen Nursery
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This list is to be used as a GUIDE and is not complete. If you have any questions or concerns we suggest you call the POISON INFORMATION CENTER (800) 876 4766. Not all plants listed will cause death. Some may cause skin rash, irritation, burning (especially mouth and eyes), upset stomach, they are included too. A good rule of thumb is if you don't know - don't eat it. Better safe than sorry.
|
Botanical Name
|
Common Name
|
Part of Plant
|
|
Agave spp.
|
Century Plant
|
Sap
|
|
Alamanda
|
Yellow Alamanda
|
All Parts
|
|
Alocacia spp.
|
Elephant Ear
|
Plant Juices
|
|
Amantis
|
Mushroom, many varieties
|
All Parts
|
|
Alstromeria
|
Peruvian Lily
|
Leaves, stems - dematitis in some
|
|
Amaryllis belladonna (not common Amaryllis)
|
Naked Lady, Belladonna Lily
|
Bulbs
|
|
Apple
|
Apple
|
Seeds
|
|
Asclepias
|
Butterflybush, Goose plant
|
All Parts
|
|
Atropa Belladonna
|
Belladonna
|
Leaves, Fruit
|
|
Azalea spp.
|
Azalea
|
All Parts
|
|
Buxus sempervirens
|
Boxwood
|
Stems, Leaves
|
|
Brugmansia
|
Datura, Angel Trumpet
|
All Parts if Eaten
|
|
Brunsfelsia
|
Yesterday, Today & Tommorow
|
All Parts Suspect
|
|
Caealpinia spp.
|
Mexican Bird of Paradise, Poinciana
|
Pods, Seeds, Serious Illness
|
|
Caladium spp.
|
Caladium
|
Bulbs, Leaves - Swelling of Throat
|
|
Carica
|
Papaya
|
Sap
|
|
Carissa grandiflora
|
Natal Plum
|
Sap Suspect For Some Reason
|
|
Caryota palm
|
Fishtail Palm
|
Seeds
|
|
Catalpa spp.
|
Catalpa
|
Flowers
|
|
Catharanthus roseas
|
Vinca, Periwinkle
|
Sap, stem, leaves
|
|
Cestrum
|
Night-blooming Jasmine
|
All parts
|
|
Clitocybie spp.
|
Mushrooms
|
All parts
|
|
Colchicum (Not Crocus sativus)
|
Autumn Crocus, Meadow Saffron
|
All parts
|
|
Colocasia spp.
|
Elephant Ear
|
Juices can cause swelling of mouth
|
|
Convallaria majjalis
|
Lily of the Valley
|
All parts
|
|
Corenocarpus laevigata
|
New Zealand Laurel
|
Fruit is very poisonous
|
|
Crinum spp.
|
Crinum Lily
|
All parts
|
|
Cycas spp.
|
Cycads or Sago Palm
|
Seeds
|
|
Daphne odora
|
Daphne
|
All parts, especially fruit
|
|
Delphinium
|
Delphinium, Larkspur
|
All parts, especially seed
|
|
Dicentra spp.
|
Bleeding Heart
|
All parts, especially fruit
|
|
Dieffenbachia
|
Dumb Cane, Dieffenbachia
|
Sap burns mouth, may cause swelling
|
|
Digitalis
|
Foxglove
|
All parts
|
|
Duranta repens
|
Sky Flower, Golden Dewdrop, Pigeon Berry
|
Berries are poisonous
|
|
Euonymous spp.
|
Burning Bush
|
Bark, leaves, seed
|
|
Euphorbia spp.
|
Candelabra, Pencil Cactus, Milk Bush
|
Sap really burns
|
|
Euphorbia
|
Poinsettia
|
Leaves, flowers, sap at most mild irritation if any
|
|
Ficus spp.
|
Fig, ornamental Rubber Plants
|
Sap, rarely causes irritation
|
|
Galanthus nivalis
|
Common Snow Drop
|
Bulb is toxic
|
|
Gelsemium sempervirens
|
Carolina Jessamine
|
All parts
|
|
Gloriosa rothschildiana
|
Climbing Lily, Glory Lily
|
All parts are poisonous
|
|
Hedera helix
|
Ivy varieties
|
Leaves, fruit not usually a big problem
|
|
Heliotropium arborescans
|
Heliotrope
|
All parts can be toxic
|
|
Hyacinthus orientalis
|
Hyacinth
|
Bulbs
|
|
Hydrangea
|
Hydrangea
|
Leaves, buds suspect
|
|
Hymenocallis spp.
|
Peruvian Daffodil, Basket Flower
|
Bulbs are poisonous
|
|
Ilex spp.
|
Holly
|
Berries suspect in some varieties
|
|
Iris
|
Iris
|
Rhizome
|
|
Jatropha spp.
|
Coral Plant
|
Sap, seed, fruit
|
|
Lantana camara
|
Lantana
|
Fruit
|
|
Ligustrum spp.
|
Privet
|
Leaves, fruits cause gastric distress
|
|
Lobelia spp.
|
Lobelia
|
Most contain poisonous alkaloids
|
|
Lycospermum esculentum
|
Tomato
|
Leaves
|
|
Milea
|
China Berry Tree
|
Seed is poisonous if eaten in quantity
|
|
Mistletoe
|
Mistletoe
|
Seed
|
|
Myoporum spp.
|
Myoporum
|
Fruit and leaves
|
|
Narcissus spp.
|
Daffodil, Jonquil, Narcissus
|
Bulb
|
|
Nerium
|
Oleander
|
All parts
|
|
Nicotiana spp.
|
Tobacco, Nicotiana
|
All parts are poisonous if eaten
|
|
Omithogalum
|
Pregnant Onion, Star of Bethlehem
|
Bulbs especially poisonous
|
|
Parthinocissus quinquefolia
|
Virginia Creeper
|
Leaves
|
|
Pedilianthus tithymoloides
|
Redbird Cactus, Slipper Flower
|
Sap
|
|
Philodendron spp.
|
Philodendron
|
Stem, leaves
|
|
Pieris
|
Lily of the Valley Shrub
|
Leaves and nectar are poisonous
|
|
Plumbego capensis
|
Plumbego
|
All parts may cause irritation
|
|
Plumeria
|
Frangipani, Plumeria
|
All parts may cause irritation
|
|
Polyscias spp.
|
Aralia, Ming Aralia
|
Stems, leaves, flowers
|
|
Potato - Solanaceae
|
Common Potato
|
Green skin and shoots can be toxic
|
|
Primula spp.
|
Primrose
|
Leaves
|
|
Rhododendron
|
Rhododendron, Azalea
|
All parts
|
|
Rhubarb
|
Rhubarb
|
Leaves, use stems only
|
|
Ricinus communis
|
Castor Bean Plant
|
Leaves, seeds or beans
|
|
Solandra
|
Cup of Gold Vine
|
All parts suspect
|
|
Solanum spp.
|
Potato vine, Nightshade, Jerusalem Cherry
|
All parts suspect
|
|
Taxus spp.
|
Yew
|
Leaves, seed, stem
|
|
Thevetia spp.
|
Yellow Oleander, Thevetia
|
All parts
|
|
Wisteria spp.
|
Wisteria vines and trees
|
Seed, flowers, pods
|
|
Zamia spp.
|
Zamia, Sago Palm
|
Seed
|
* This list was compiled from several sources, and each one is a little different. If you have any doubts call the Poison Information Center (800) 876-4766
Walter Andersen Nursery has built its reputation on providing the highest quality plant material and the best customer service backed by a professional staff. This, along with the widest variety of plant material available anywhere in San Diego has kept generations of San Diegans coming to Walter Andersen Nursery year after year.
If you have information like this for your region and would like to share it please let us know, we'll be sure to give you writing credit and link back to your website! Click here to contact us.
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