I am assuming this is on the grand exchange, willow logs sell for ridiculously little. This is the reason they are usually used as weight in trades. I have not checked the general store sell price for this item.
Willow logs in the game of Runescape sell for about 14-16gp each as of 30 September 2010.
Maple Trees in terms of exp, willow trees in terms of speed. willows are good for non-members, maples are good for members with like 60+ wc, to make em slightly faster.
You are looking at 131,378 Willow Logs.
It would take exactly 2555 willow logs.
Chop trees. Logs, Oak Logs, Willow, Yew.
You would need to chop 2793 willow logs from level 35 to level 60 woodcutting.
144, 679 willow logs, which equals to 2,025,506 GP if you want to buy them all.
Roughly 1.3million
about 36k right now i belive.
You will need 150k willow logs to get 99 firemaking. I suggest using maples and yews after because it is faster.
they sell for 512 gp at the grand exchange.
From level 15 - 30 ( Using oak tree's to get to Willow Tree's ) you will need - 10,952 XP = 293 oak logs. From level 30 - 60 ( Using Willow Tree's to get to Yew Tree's ) you will need - 260,379 XP = 3,858 Willow Logs. best place to cut is around the draynor village jail.
1,021 Teak logs to get to 60 FiremakingFrom 60 Firemaking to 99, 63,016 Yew Logs.Note: this is the mid price optionThe most money saving is:122,551 Maple Logsor142,976 Willow logs, however this can still be dear.