These eight plants-ranging from the infamous Poison Ivy and Giant Hogweed to the stunning yet toxic Monkshood and Poinsettia-highlight the importance of knowledge and caution in the garden.

Read more: Here's The Right Way To Mow If You Don't Want Weeds To Take Over Giant hogweed is often misidentified. Cow parsnip, water hemlock, poison hemlock, and wild parsnip often get mistaken ...

It’s kind of unmistakable,” Powers said. Giant hogweed looks like a larger version of Queen-Anne’s Lace — or the equally toxic poison hemlock, she said. It is an invasive species ...