The original Seaweed from base game is just a debug object. I made a modified version override the original Seaweed. Now you could found Seaweed by fishing.

I notice a problem that coffee aren't in the 'full state', although sim aren't take a sip yet and coffee were just finished brewing. If you play retail businesses in Get To Work, you also couldn't sell the cup of coffee because they aren't in the 'full state'.