Wormwood Essence is a substance presumably extracted from Wormwood. It is most likely used in potion-making as Horace Slughorn kept a bottle in his classroom. Slug & Jiggers Apothecary at Diagon Alley also sold Wormwood Essence.
- Harry Potter and the Half-Blood Prince (film) (First appearance)
Notes and references
- ↑ Harry Potter and the Half-Blood Prince - Behind the Magic (ITV's Movie Special).