Oleander （ Also known as the cold face killer ）. The main reason is that its toxicity can be fatal .“ I'll wait until May , Cold face killer smile spring breeze ”.
The whole plant of oleander is highly toxic , The symptoms of poisoning are nausea 、 vomiting 、 lethargy 、 Arrhythmias and so on , In case of serious poisoning , It's possible to lose consciousness or die . So in the face of oleander , Just enjoy it , Remember to keep your eyes and hands still ！
But at the same time , Oleander has great medicinal value , It can be used as a rodenticide , For people to eliminate the hateful mouse .