If the player has already gone into the Kalphite hive, he will simply say "No thanks, I don't want any" when spoken to.
With the release of the Desert Tasks, after a player has completed all tasks in this area, they can collect 20, 30 or 40 noted potato cacti once per day (20 with Desert amulet 2, 30 for Desert amulet 3 and 40 with Desert amulet 4).
(Worth 135,960, 203,940 or 271,920)
The fastest way to get to the Weird Old Man is to use the Fairy Ring network and dial BIQ, then walk north-west.
- His words "The horror! The horror!" are a reference to Joseph Conrad's Heart of Darkness.
- When asking the natural historian in the Varrock museum about kalphites, it is heavily implied that the weird old man's name is Iqbar Ali-Abdula.