Walter Andensen Nursery

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Poisonous Outdoor Plants

Common Name Botanical Name Poisonous Part
Apricot Prunus ameniaca stem, bark, seed pits
Azalea Rhododendron occidentale all parts
Baneberry Actaea Spicata berries, roots, foliage
Buchberry Lantana all parts
Castor Bean Rincinus communis seeds, if chewed
Choke Cherry Pruuns virginica leaves, seed pits, stems, bark
Daffodil Narcissus bulbs
Daphne Daphne mexereum berries, bark, leaves
Foxglove Digitalis purpura leaves, seeds, flowers
Hemlock Conium maculaturn all parts, root and root stalk
Hens-and-Chicks Lantana all parts
Hyacinth Hyacinthus orientalis bulbs, leaves, flowers
Hydrangea Hydrangea macrophylla leaves, bulbs
Jerusalem Cherry Solanim pseudocapscium All parts, unripe foot
Jimson Weed Datura stramonium all parts
Jonquil Narcissus bulbs
Lily of the Valley Convallaria majalis all parts
Mandrake Podophyllum peltatum root, foliage, unripe fruit
Mistletoe Phoradendron Flavescens berries
Morning Glory Ipomoea violaces seeds
Nightshade Atropa belladonna all parts
Oleander Norium Oleander all parts including dried leaves
Poinsettia Euphorbia pulcherrima leaves, flowers
Pokeweed, inkberry Phytolacca americana all parts
Red Sage Lantana camara green berries
Rhododendron Rhododendron all parts
Rhubarb Rheum raponticum leaves
Sweet Pea Lathyrus odoratus seed and pods
Tulip Tulipa bulbs
Wisteria Wisteria seeds and pods
Yew Taxus Needles, bark, seeds