Lettuce

"They were now spending lesson after lesson learning how to look after Flobberworms, which had to be some of the most boring creatures in existence. 'Why would anyone bother looking after them?' said Ron, after yet another hour of poking shredded lettuce down the Flobberworms' slimy throats."

- Ron grumbles about caring for the Flobberworms.

Lettuce is a type of green leafy vegetable.

In 1993, after Rubeus Hagrid's disastrous Care of Magical Creatures on Hippogriffs, the students spent hour-after-hour in his classes shoving lettuce down the throats of Flobberworms.

Appearances

 * Harry Potter and the Prisoner of Azkaban