When I was young I used to believe that when a tree lost it's leaves in autumn, It meant that the leaves turned into crows and ravens so they could fly away.
A childhood belief about plants

others believed things like this
- when I was very young, I used to beleive that the leaves rustling in the trees made the wind blow— Ellona
- I used to think that leaves fell from the sky.— Chrono
- All flowers had exactly five petals and two leaves.— MD Caruso
- I believed that leaves on trees only became individual when you you close to them, and then I got glasses.— nola
- Trees grew leaves as camouflage so birds would`nd nest in them. Don`t ask.— DaWind
- When I was about seven, I was utterly convinced that chickens had leaves and trees had feathers.— Confused