Again, what is ‘a hemlock tree’? Why doesn’t the poet write about more ‘beautiful’ tree such as a maple, or an oak, or a pine?
Solution : A hemlock tree is a poisonous tree. The poet has employed a hemlock tree, instead of a more beautiful tree such as a maple, or oak, or pine because these trees symbolise beauty and happiness. Frost wanted to symbolise the feelings of sadness and regret, which is why he has used a hemlock tree.