Having a go at something unusual in a safe environment is a great hook and a great way to engage people with your product, space or service. Let people have the opportunity on the day to try out your business.
Why not set up some taster sessions or a making station? Could they pull their own pint, bake their own bread, or pick their own parsnip?
Get people to volunteer 10 mins of their time to plant the seeds from your gift pack.