Edible seaweed trades around 21 gp now, -61.1% this week, 7-day range 1–781.
Flippers place a buy offer near the low and sell near the high.
“Slightly damp seaweed.”
Edible seaweed last traded at 40 gp (insta-buy) and 1 gp (insta-sell) on the Grand Exchange. That leaves a margin of 39 gp per item, with no GE tax at this price. 345 were traded in the last 24 hours. It is a members' item.
Hourly mid price, the average of the buy and sell prices. Volume counts both sides.
Daily GE guide prices from 28 Mar 2015 to 11 Oct 2026, from the OSRS Wiki. Data as of 11 Oct 2026.
Tax: Selling one at 40 gp costs no tax. Items selling under 50 gp pay none, because 2% of the price rounds down to 0 gp. Tax-exempt items →
Edible seaweed last sold for 1 gp (instant sell) and was last bought for 40 gp (instant buy) on the Grand Exchange.
You can buy 13,000 Edible seaweed every 4 hours. The 4 hours start from your first purchase, and only buying counts towards the limit.
High alchemy turns Edible seaweed into 1 gp. Buying one at 40 gp and casting with a nature rune at 138 gp costs 178 gp. That is a loss of 177 gp per cast at the latest prices, so it is not worth alching for profit right now.
It is not on the exempt list, but it pays no tax at its price. Selling one at 40 gp costs no tax. Items selling under 50 gp pay none, because 2% of the price rounds down to 0 gp.
The highest daily guide price on record for Edible seaweed is 134 gp, on 10 Jan 2023. The lowest is 7 gp, on 11 Dec 2021.