It should be about nature. Mood is the feeling created by the poet for the reader. Tone is the feeling displayed by the author toward the subject of the poem. Mood and tone often depend on one another to get across what the author is trying to portray.
The writer of a poem creates tone using particular syntax, setting and structure, and the mood is the feeling that the tone evokes in the reader. ... In other words, the tone relays something about the writer's attitude toward the subject of the poem.
