I used to believe that if you waited long enough (the longest I ever waited was 2-3 hours), trees would talk to you and tell them about how life has changed over the years. I also though that the rings on the trees meant how long they'd been married to another tree.
A childhood belief about plants

others believed things like this
- I used to believe that broccoli grew on trees. It looks like a tree, so it made sense, right?— Catherine...
- I used to believe wind came from trees. And when it was really windy, the trees were really mad.— Tiffany
- I used to believe that trees made the wind, but its the wind that blew the trees!— victoria
- I used to believe that the wind was caused by trees so you could stop the wind by getting rid of trees.— Nira
- In childhood, I waited behind the theatre, after the Cinema, hoping to see the artists came out .
— mprnair. - I waited for the mail to come on my 11th birthday so that I could get my letter to Hogwarts... It never came.— Charlie