What to do with · Valheim 1.0.17
What to do with Fresh Seaweed
The saltwater scent of this plant makes you think of the wide open ocean.
It goes into Mead Base: Vananidir.
Stacks to 50Weight 0.5Full Fresh Seaweed page →
Craft with it (1)
Earliest first, by the biome where everything the recipe needs can first be had.
Last resort: the Obliterator
Obliteratorturns any 10 items (stacks counted one by one) into 1 
Coal; the rest is lost.
Incinerator.Incinerate in the game code.
Where to get more Fresh Seaweed
- Sold byBog Witch
Questions
›What is Fresh Seaweed used for in Valheim?
It goes into Mead Base: Vananidir.
›Can you sell Fresh Seaweed in Valheim?
No. Traders only buy items with a trade value, and Fresh Seaweed has none. The 9 that do: Amber, Amber Pearl, Ancient Coin, Draumyx, Grimvarn, Solryth, Veydris, Ruby and Silver Necklace.
›Can Fresh Seaweed go through a portal?
Yes, Fresh Seaweed can be carried through a portal.
›Where do you get Fresh Seaweed?
Bog Witch. Every source is on the Fresh Seaweed page.
Source: recipes, building pieces, stations, altars, traders and the Obliterator in the files of Valheim 1.0.17 (2026-10-05), prefab FreshSeaweed.