A
Aloe Vera, Amaryllis, Apple (seeds), Apple Leaf Croton, Apricot (pit), Asparagus Fern, Autumn Crocus, Azalea

B
Baby's Breath, Barberry, Bird of Paradise, Black Locust, Boxwood, Branching Ivy, Buckeye, Buddhist Pine

C
Caladium, Calla Lily, Castor Bean, Ceriman, Charming Dieffenbachia, Cherry (seeds & wilting leaves), Chinese Evergreen, Chrysanthemum, Cineraria, Clematis, Climbing Nightshade, Cordatum, Corn Plant, Cornstalk Plant, Croton, Crown of Thorns, Cuban Laurel, Cutleaf Philodendron, Cycads, Cyclamen

D
Daffodil, Devil's Ivy, Dieffenbachia, Dracaena Palm, Dragon Tree, Dumb Cane

E
Easter Lily, Elaine, Elephant Ears, Emerald Feather, English Ivy, Eucalyptus, Euonymous

F
Fiddle-leaf Fig, Florida Beauty, Four o'clock,(Foxglove), Fruit Salad Plant

G
Geranium, German Ivy, Giant Dumb Cane, Glacier Ivy, Gladiola, Gold Dust Dracaena, Golden Pothos

H
Hahn's Self-Branching Ivy, Heartland Philodendron, Holly, Hurricane Plant, Hyacinth

I
Indian Rubber Plant, Iris

J
Janet Craig Dracaena, Japanese Show Lily, Jerusalem Cherry, Jimsonweed, Jonquil

K
Kalanchoe (found conflicting reports on the toxicity of this plant)

L
Lacy Tree Philodendron, Lily of the Valley

M
Madagascar Dragon Tree, Marble Queen, Marijuana, Mexican Breadfruit, Miniature Croton, Mistletoe, Morning Glory, Mother-in-Law's Tongue, Mountain Laurel

N
Narcissus, Needlepoint Ivy, Nephytis, Nightshade

O
Oleander, Onion, Oriental Lily

P
Peace Lily, Peach (wilting leaves & pits), Pencil Cactus, Peony, Plumosa Fern, Poinsettia, Poison Ivy, Poison Oak, Pokeweed, Pothos, Precatory Bean, Primrose, Privet

R
Red Emerald, Red Princess, Red-Margined Dracaena, Rhododendron, Ribbon Plant

S
Saddle Leaf Philodendron, Sago Palm, Satin Pothos, Schefflera, Silver Posthos, Spotted Dumb Cane, String of Pearls, Striped Dracaena, Sweetheart Ivy, Swiss Cheese Plant

T
Taro Vine, Tiger Lily, Tomato Plant (fruit, stem, and leaves), Tree Philodendron, Tropic Snow Dieffenbachia, Tulip

W
Water Hemlock, Weeping Fig, Wisteria

Y
Yew