Top 10 Deadliest Plants

The nature is full of mysterious surprises. Where some surprises are good, some are bad or you can say dangerous. When you go roaming in nature you should enjoy it and also, be careful as no one can tell whats lying in the deep darkness of the forest. There are several deadly plants on planet earth which can be a cause for your death.

Cerbera odollam (aka The Suicide Tree)

A native tree to India and some eastern parts of Asia, this plant is mostly known as the suicide tree. People rely on this tree to end their life. In Kerala - India, a death per week was caused by this tree.
If the plants kernels, are mixed and consumed with food, it successfully disrupts your heartbeat followed by cardiac arrest.

Deadly Nightshade (Atropa belladonna)

Deadly nightshade is found in Europe, Northern Africa and the surrounding stretch. With medicinal values and anesthetic properties, this plant was always used for medical purposes. But in olden days, only few discovered the poisonous properties. The Romans used it as a poison (the wife of Emperor Augustus and the wife of Claudius both were rumored to have used it for murder)
The normal looking berries which are somewhat attractive and sweet, are the real killers. Five to six of these berries can kill an adult easily.

Jimsonweed or Devil’s Snare

Another one from the nightshade family, this is found in American continent. Its popularity began in colonial times for the medical purposes and today, these properties are abused and sufficient drug usage is possible. Teenagers use the leaves and pods to make tea and get high. General confusion, hallucination, dry mouth are few symptoms. It can also be lethal.
Here is an interesting page of information.

Angel’s Trumpets

Native to the South American region, this plant is pretty common sight. The large trumpet like flowers are attractive. If the leaves or flowers are consumed, hallucination followed by diarrhea and death if over consumed, may occur.
The hallucinogenic effects of Brugmansia were described in the journal Pathology as “terrifying rather than pleasurable”.

Rosary Pea

One of the deadliest plants found on the planet, this can make serious damage in your body before it kills you. The seeds, pods and the leaves all are effectively poisonous. With different mediums like digestion, contact or even inhalation can cause nausea vomiting and sometimes may result into death.
Check the CDC’s site for detailed info.


Native to the moisture retentive environment of the northern hemisphere mountains, the wolfsbane aka devils helmet is a serious plant from which you should stay away from. It is so lethal that if you pick the leaves without wearing gloves, your fingers will get a tingling sensation followed by numbness. This plant isn’t fatal, but if it comes in contact with open wound, the damage can get severe.
A potion of this poison was also mentioned in Harry Potter series. Read here.

Castor plant

The indigenous plant to India, Mediterranean Basin and eastern Africa, the castor plant has lethal seeds containing ricin which is harmful to humans, animals as well as insects.
The poisoning may occur when a half broken seed is consumed. The unbroken seed can pass through the digestive system without releasing the toxins. Seven to eight seeds are enough for death of an adult. Death may occur if untreated.
In 2007 the Guinness world records tagged it as the most poisonous plant in the world.
Read more.

English Yew

Less fatal compared to others, the English Yew is found in Europe, northern Africa and southern Asia. The berries aren’t harmful but the seed inside them is lethal. The potency of the toxic increases once the leaf is dry.


Hemlock is commonly found in European and Northern American region.
Most commonly, this plant is mistaken for carrot and fennel and that causes severe respiratory paralysis.
A beautiful video is presented by the poison garden website.

Manchineel (Hippomane mancinella)

Another deadly tree found in south Florida and northern south america, this is one of the most deadliest tree ever. Even touching this tree is lethal. The Spanish have nicknamed it as sweet little apple of death and so it is. The sap emits a white sticky fluid which on contact causes skin irritation and if it comes in contact with open wound can be lethal.

Image inputs from Pixabay and Wikipedia. Please click on the images for respective copyright attribution.
Amazing content can be found on The Poison Garden website.