These plants toxin level is so high it can even kill the person who harms them or even comes nearby, it will be difficult to get medical help once you are poisoned by these trees.
Over the millennia, people have learned through trial and error which plants are good to eat and which are best to avoid. In our modern, urban world, much of that cultural knowledge has been forgotten. Many gardeners may be surprised to discover that they are growing some of the world’s deadliest plants in their own backyards. Here are 15 plants with lethal tendencies.