I used to believe that when you ate water-melon seed, it'll grow in your head.
A childhood belief about seeds

others believed things like this
- I used to think that if I ate a fruit seed it would grow in my stomach if I drink water after thatAnon
- if you eat a seed, the plant will grow in your tummyAnon
- If you swallowed a watermelon seed it would grow in your belly— Rachelle
- I used to believe that a tree would grow inside you if you ate the seed of an apple or any other fruit!Anon
- I used to beleive, that if you swallowed a seed the food would grow in your body.Anon
- I used to believe that if you swallowed an apple seed, a tree would grow in your belly.— Rachel