Most common types of Toxic and Non-Toxic

Toxic
Aloe, Alstromeria, Amaryllis (Bulb), Azalea, Baby's Breath, Begonia, Bird-of-Paradise, Bittersweet, Black-Eyed Susan, Bleeding Heart, Bluebell, Burning Bush, Buttercup, Calla Lily, Carnations, Castor Bean, Columbine, Crocus, Cyclamen, Daffodil (Bulb), Delphinium, Dieffenbachia, Elephant Ear, English Ivy, Four-O'Clock, Foxglove, Geranium, Gladiola, Holly Berries, Hyacinth / Grape Hyacinth, Hydrangea, Hypericum (St. John's Wart), Iris, Ivy: Boston, English, Hedera, Jack-in-the Pulpit, Jonquil (Bulb), Larkspur, Laurel, Lily of the Valley, Limonium, Lobelia, Mandevilla Plant, Mistletoe, Morning Glory, Mountain Laurel, Narcissus (Bulb), Nightshade, Peony, Periwinkle, Philadendron, Poppy, Primrose, Rhododendron, Rhubarb (Leaves), Schefflera, Shamrock, Snowdrop, Spiderwort, Star-of-Bethlehem, Statice, Sweet Pea, Tomato Vines, Tulip (Bulb), Wisteria, Yellow Sage, Yew, Zephyr Lily

Non-Toxic
African Daisy, Aster, Baby's Tears, Bachelor Buttons, Bougainvillea, Christmas Cactus, Chrysanthemum, Coleus, Coral Bells, Corn Plant, Cosmos, Crab Apple, Dahlia, Daisies, Dracena, Ferns: Asparagus, Bird's Nest, Boston, Forget-Me-Not, Forsythia, Freesia, Fuchsia, Gardenia, Gerbera Daisy, Gloxinia, Goldfish Plant, Grape Ivy, Hens & Chicks, Hibiscus, Hosta, Impatiens, Jade Plant, Kalanchoe, Lilacs, Lilies: Day, Easter, Tiger, Peace, Lipstick Plant, Lisianthus, Magnolia, Mandevilla Plant, Marigold, Money Plant, Nasturtium, Norfolk Island Pine, Orchid, Pansies, Passion Flower, Petunia, Phlox, Poinsettia, Polka Dot Plant, Prayer Plant, Purple Passion Vine, Pussy Willow, Rose, Salvia, Snake Plant, Snap Dragons, Spider Plant, Spirea, Spruce: Black, Norway, Red, White, Statice, Stock, Straw Flower, Sunflower, Swedish Ivy, Umbrella Plant, Vibernum, Violets, Wandering Jew, Wax Flower, Wax Plant, Yucca, Zebra Plant, Zinnia