{{Dialogue a-b|Harry Potter|They're very valuable aren't they, sir?|Horace Slughorn|Ten [[Galleon]]s a piece to the right buyer.|[[Harry Potter]] catches [[Horace Slughorn]] stealing Tentacula leaves}}
{{Dialogue a-b|Harry Potter|They're very valuable aren't they, sir?|Horace Slughorn|Ten [[Galleon]]s a piece to the right buyer.|[[Harry Potter]] catches [[Horace Slughorn]] stealing Tentacula leaves}}
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The '''leaves''' of the [[Venomous Tentacula]] plant are very valuable. [[Horace Slughorn]] was known on at least one occasion to steal them from the [[Hogwarts greenhouses]]. This has been added to the story in the movie. In the book Professor Sprout gives it to him.<ref>''[[Harry Potter and the Half-Blood Prince (film)]]''</ref>. Leaves from an unhealthy specimen would not fetch very much money, but an experienced [[Potioneer|potioneer]] could brew some [[dragon dung]] [[Dragon dung Fertiliser|fertiliser]] that would make the [[Venomous Tentacula|Tentacula]] healthy again<ref>''[[Harry Potter and the Half-Blood Prince (video game)]]''</ref>.
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The '''leaves''' of the [[Venomous Tentacula]] plant are very valuable. [[Horace Slughorn]] was known on at least one occasion to steal them from the [[Hogwarts greenhouses]]<ref>''[[Harry Potter and the Half-Blood Prince (film)]]''</ref>. Leaves from an unhealthy specimen would not fetch very much money, but an experienced [[Potioneer|potioneer]] could brew some [[dragon dung]] [[Dragon dung Fertiliser|fertiliser]] that would make the [[Venomous Tentacula|Tentacula]] healthy again<ref>''[[Harry Potter and the Half-Blood Prince (video game)]]''</ref>.