Look at processes like growing old or the progression of seasons and how the plants behave, think about all the little interconnections and how they rely on each other and the order they happen in.

What happens if you reverse these processes or the you take the opposites?

Spend ten minutes writing down the process or event you have chosen then spend fifteen minutes writing it up in reverse. This can throw up some unexpected ideas which can be used to spark a poem or even come out as a fully formed first draft.