The Seaweed is a food item that was obtainable in Adopt Me! from June 8, 2021 to July 8, 2021. It was released as part of the World Oceans Day update. It could be obtained for Free at the Oceans Day Stand found next to the main bridge that connects the Adoption Island and the Neighborhood. It is now only obtainable through trading.
Seaweed are sheets of algae, similar to algae with a dark green appearance and an asymmetrical shape like any other seaweed.