The first time I ever saw yucca plants, my mother told me they were pineapple plants and that the pineapples themselves grew underground. I believed that for quite some time. I still don't know if my mother ever thought it was really true.
A childhood belief about plants

others believed things like this
- I thought plants only grew when people were not looking at them.Anon
- Before I went to a planetarium for the first time, I thought it was just a room full of plants. Anon
- I used to think heirloom plants grew antiques— Honorary intern Hector
- I used to believe that pineapples grew on palm trees.— mel
- I used to believe that when people died, they turned brown just like plants do when THEY die.— Joey Schwartzman
- I used to thing power plants were cloud factories. xD xD— Kaitlin