Guam seed price - OSRS Grand Exchange

A guam seed - plant in a herb patch. The current Old School RuneScape Grand Exchange price of Guam seed is approximately 22 gp (buy 23 gp, sell 21 gp).

• Buy (insta-buy) price: 23 gp
• Sell (insta-sell) price: 21 gp
• Buy limit (4 hours): 600
• High alchemy value: 1 gp
• Members item: Yes

Guam seed price trend, last 30 days

Over the last 30 days, Guam seed has traded between 12 gp and 42 gp. The price is up 50.0% across that window, moving from about 12 gp to 18 gp, and up 5.9% over the last 7 days. The sharpest single-day move in that stretch was +95.0% on October 11, 2026.

About 808,238 units changed hands across those 30 trading days, an average of 26,941 per day, so Guam seed is currently very liquid: offers usually fill within minutes to a quarter hour.

For flippers, the current spread is 2 gp before tax and about 2 gp per item after the 2% GE tax; a full buy-limit cycle of 600 ties up about 12,600 gp and can return up to 1,200 gp. Step-by-step numbers are on the how to flip Guam seed page.

View the live Guam seed price chart, daily volume and full history on GrandExchange.com.