What are some poisonous house plants?

Answer by  case (1261)

There are several poisonous house plants for both to pets and human. The most common is the Poinsettia. Most people only have these in their home during the holidays but some plants live quite a few months after the holidays are over. All colors red, white, and pink Poinsettias are poisonous.

Answer by  Bess2728 (682)

The following are some common house plants that are poisonous to both humans and pets - Oleander (which is deadly), Christmas holly, Mistletoe, yews, Amaryllis,Chrysanthemums,English Ivy, Hydrangea, and Rhododendrons. Although pets and humans do react differently to toxins, it's best to assume that if the plant is toxic, it should be kept out of each of pets and people!