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In The Witcher 3: Wild Hunt[edit | edit source]

Tw3 hydragenum.png
Used in alchemy.
Alchemy and crafting
Magic item
Alchemy ingredient
Alchemy / Meditation
Base price
34 crown(s)
Price to buy
81 crown(s)
Price to sell
2 – 5 crown(s)
0 weight
Formula: Hydragenum
1x Ranogrin
1x White gull
1x Nostrix
1x Green mold
1x Verbena
1x Ergot seeds

Unlike previous games, Hydragenum is not simply part of other alchemical ingredients. It must be created using more basic ingredients. It is also used in the following formulae:

In The Witcher 2: Assassins of Kings[edit | edit source]

Hydragenum tw2.svg
Hydragenum, now indicated in blue, is a basic alchemical substance. It is found in seven ingredients.
Plants Other Monster parts

In The Witcher computer game[edit | edit source]

Hydragenum Hydragenum, indicated in silver, is a basic alchemical substance. It is present in many ingredients, including herbs, minerals and monster parts. This category contains all ingredients with hydragenum as their primary substance. For more hydragenum ingredients which also contain secondary substances like Albedo, Nigredo and Rubedo, see the subcategories shown below.
Herbs Minerals Skinnable items

See also[edit | edit source]

Hydragenum Albedo Hydragenum, with Albedo Hydragenum Nigredo Hydragenum, with Nigredo Hydragenum Rubedo Hydragenum, with Rubedo