Poisonous houseplants – 20 poisonous plants that you should know

 Poisonous plants that you should know


Indoor plants add color and beauty to the home. They liven up the interior and give the home a touch of livability. But we should be careful with some indoor plants. There are a number of indoor plants that are toxic to humans and / or animals.

Find out more from our list below, which lists the most toxic houseplants.

Do you have these poisonous houseplants at your home?

poisonous houseplants Hyacinthus orientalis hyacinths

Normally you should not be afraid of the growing plants in your house. Most of them are completely harmless. But if you have curious toddlers and / or pets that can chew or crush the plants, there are a few indoor plants that you should avoid. Some plants can cause allergic skin inflammation, stomach upset or even worse damage.

Some plants are more poisonous than others. The good thing is that most of them are harmful only in large quantities. Often these plants taste bitter and the taste repels the children and the pets and keeps them away from the poisonous houseplants.


Many spring flowers, including hyacinths and daffodils, are poisonous to humans and pets. Consuming flower bulbs can cause intense stomach problems, high blood pressure, arrhythmia, and even death.

Beautiful cut flowers that are not as harmless as they look

poisonous houseplants daffodils cut flowers


This popular houseplant grows well in low light conditions. And since she is so easy to care for, she is often found in our home. But one should know that Dieffenbachien can be deadly to humans and pets, especially in large quantities.

Keep these plants out of the reach of children and pets

toxic houseplants List Dieffenbachien

Belladonna ally / Osterlilie or still called genuine Amaryllis

For cats, the Easter lily is very poisonous. Even the ingestion of small amounts of this plant can lead to death from kidney failure if the pet cat is not treated by a veterinarian within 18 hours. For children, the plant is not poisonous.

Easter lily is poisonous for your domestic cat

toxic houseplants Real amaryllis

Poisonous ivy / climbing poison ivy

As the name says, Climbing sumac is also one of the poisonous plants, which can be dangerous especially when consuming larger quantities. Especially toxic are older plants that carry poisonous berries. But the leaves of the climbing plant are dangerous. They can cause rashes, burning in the throat and fever.

Poisonous ivy as a houseplant - is that a good idea?

poisonous houseplants ivy plants

Oleander / oleander

All parts of oleander, a very popular garden and indoor plant, are extremely poisonous. It is best to use gloves when touching this plant. Poisoning with oleander causes indigestion and can be deadly.

Oleander - beautiful, but also poisonous

poisonous houseplants potted plants oleander

A leaf or Called Peace Lily

This is a popular houseplant that needs little light and care. The peace lily is only poisonous if large quantities of the leaves of the plant are consumed.

Single leaf is only usable as a natural room decoration. Please do not eat!

poisonous houseplants single leaf potted plants

philodendrons also called tree friend

No other genus of plants is as widespread as houseplants like philodendrons. They are poisonous for both humans and pets. The poisoning with tree friend can cause burning and swelling of the lips, tongue and throat, as well as vomiting and diarrhea.

Tree friend is poisonous to humans and animals

poisonous houseplants climbing plant Philodendron


A close relative of the philodendron is the effigy. It is as easy to maintain as a houseplant, but unfortunately it causes the same symptoms as the philodendron.

Hanging high in the air, the Efeutute is difficult to reach by children and pets

poisonous indoor plants Efeutute hanging houseplants

sago palm

The sago palm is one of the oldest plants in the world. And she could survive that long just because she is not eaten by animals. All parts of the plant, including seeds and roots, are poisonous. Poisoning with sago palm causes vomiting and diarrhea and can lead to liver failure.

Enjoy the beauty of the sago palm without touching it

poisonous houseplants Palm species Sago palm

Fortunately spring

The dandelion-friendly plant Glücksfeder fits perfectly in apartments and rooms with low light conditions, but all parts of the plant are poisonous. Keep this houseplant out of the reach of children and pets and wash your hands or wear gloves when touching the plant.

Lucky Feather - another of the most popular houseplant is poisonous

toxic house plants lucky spring potted plants

Among them you will find 10 houseplants, which belong to the list of poison plants. Please pay attention and be careful with these plants.

Cheese Plant

poisonous houseplants monstera window leaf

belt Journal

toxic houseplants Clivia miniata pulley


Poisonous houseplants Convallaria majalis Maiglöcken


poisonous houseplants Cyclamen cyclamen


toxic houseplants Dryopteris worm ferns


toxic houseplants ficus elastica gum tree

glory lily

poisonous houseplants Gloriosa superba lily


poisonous houseplants Rhododendron lochiae rhododendron


poisonous houseplants Sansevieria trifasciata bow hemp

Yucca palm

poisonous houseplants Yucca elephantipes yucca palm tree