Guam leaf

Guam leafs are the first herbs a player can identify at a Herblore level of 3. it is used to make attack potions, for fueling swamp lizards in the form of guam tar , and for making Guthix rest potions after completing the related segment of the One Small Favour quest. It can be made into guam tar or can be ground up with a pestle and mortar to create ground guam, an ingredient for fish food.

They can be farmed in a herb patch with a farming level of 9.

Many players drop these herbs to make room for better items. However, guam requires a secondary ingredient eye of newt that is easily acquired because it is abundant in many stores to make a potion. The resultant potion the attack potion yields 25 Herblore experience.