- "The mucus from the Flobberworm is sometimes used to thicken potions. The Flobberworm is a thick brown worm that can grow up to ten inches long."
Flobberworm mucus, also known as Flobberworm mucous and Flobber Mucus, is a sticky and green substance that is extracted from the Flobberworm.
This mucus is used to thicken potions and it is one of the vital ingredients to a Wiggenweld Potion. This mucus is spread all over the roof beams on the Hogwarts attic.
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