Children quickly put something in their mouths or smell trees and bushes. If these plants are poisonous, it can be dangerous.When walking through the garden center or leafing through various garden catalogs, plants are often only selected according to color and height of growth. However, this can be quite dangerous, especially if there are children in the garden. There are a number of crops that are poisonous or hazardous to health, but which you cannot see from the outside. So that nothing can happen here, here are the most important poisonous plants that you shouldn't have or should only have with extreme caution in the garden.