Chuck Wendig has flash prompts each week. Find one you like in the archives, or use this one.
The story includes a botanical garden, fatherhood, and something talking that doesn’t normally talk.
Online writing prompt generators and lists can be very useful, particularly for practicing ideas rather than writing entire stories. One exercise I did in high school speech was to take a prompt and outline the speech I would give, but not perform it. You can use a story prompt the same way. Who are the characters? What is the setting? What’s the problem, and how will it be solved? For best results, do this three or four times per prompt. You’ll dig deeper into the ideas.