To Cure a Child of Sickly Constitution - To Grow Up Like a Tree.
Often used to cure Asthma; works through the growing.
Drill a hole in a Black Oak or Sourwood tree just above the crown of the child and put a lock of his or her hair in the hole.
When s/he passes that spot in height s/he will be cured.
They say that if the person dies the tree will also die.