Regrows missing bones Skele-Gro is a dreadful-tasting potion
which causes vanished or otherwise lost bones to regrow in a
notably slow and painful process. Harry Potter compared it to
having a million splinters lodged in his arm. The potion comes
in a large bottle and smokes as it is dispensed. Swallowing it
burns the throat, and, according to Harry, it tasted awful and
he spat it out when he first tried it. For a magical treatment,
Skele-Gro is surprisingly slow working, taking most of the night
to regrow the bones in Harry's arm. Harry needed a dose of
Skele-Gro after the bones in his right arm were broken during a
Quidditch match in the 1992-1993 school year. Despite Harry's
wishes, Professor Lockhart foolishly attempted to mend the
bones, accidentally causing them to disappear instead. Later
that year, when Lockhart completely redecorated the Great Hall
as a morale-booster for Valentine's Day, Professor Snape, being
one of the teachers, was disgusted by this action, and looked as
though he was fed a large