Green Onion Hole

The Green Onion Hole is the first cave in Pikmin: The Story Untold and the first cave in Forest of the Beasts. It has five sublevels, eight treasures, and two hazards, which are fire and acid. Ultra-Bitter Mode changes many of the enemies encountered here into their more difficult counterparts.

Sublevel 1

 * Treasures:
 * Canned Goodness (inside the Spiner)
 * Sticky Healing Aid (on a high ledge)
 * Enemies:
 * Dwarf Spiner (replaced by Flaming Spiners in Ultra-Bitter Mode)
 * Male Sheargrub (replaced by Armored Sheargrubs in Ultra-Bitter Mode)
 * Mawdad (replaced by Sarpents in Ultra-Bitter Mode)
 * Spiner
 * Vegetation:
 * Shoot

Defeat the enemies, collect the two treasures, and move on to the next sublevel.

Sublevel 2

 * Treasures:
 * Ancient Entertainer (inside one of the Red Bulborbs or Orange Bulborbs, depending on difficulty)
 * Spiky Red Needle (in a dead end, partially submerged in acid)
 * Enemies:
 * Cloaking Burrow-nit (replaced by Flighty Joustmites in Ultra-Bitter Mode)
 * Dwarf Red Bulborb (replaced by Dwarf Orange Bulborbs in Ultra-Bitter Mode)
 * Mawdad (replaced by Sarpents in Ultra-Bitter mode)
 * Red Bulborb (replaced by Orange Bulborbs in Ultra-Bitter Mode)
 * Obstacles:
 * Fire geyser

Use Red Pikmin to destroy the fire geysers present on the sublevel. Defeat the enemies, collect the treasures, and delve deeper, into sublevel three.

Sublevel 3

 * Treasures:
 * Jaw-Tooth Pendant (between the acid emitters)
 * Vegetation:
 * Pellet Posy
 * Shoot
 * Obstacles:
 * Acid emitter
 * Others:
 * Green Onion

Get to the Green Onion to discover the Green Pikmin, and use them to destroy the acid emitters and get the treasures. Afterward, go to the next sublevel.

Sublevel 4

 * Treasures:
 * Slippery Raft (partially submerged in dirt)
 * Puzzling Wheel (inside Acidic Aristocrab)
 * Enemies:
 * Dwarf Red Bulborb (replaced with Dwarf Orange Bulborbs in Ultra-Bitter mode)
 * Dwarf Spiner (replaced with Flaming Spiners in Ultra-Bitter mode)
 * Cloaking Burrow-nit (replaced with Flighty Joustmites in Ultra-Bitter mode)
 * Acidic Aristocrab
 * Vegetation:
 * Clover
 * Horsetail
 * Obstacles:
 * Acid emitter
 * Fire geyser

Use Red Pikmin and Green Pikmin to destroy the fire geysers and acid emitters, respectively. Collect the treasures and proceed to the final sublevel.

Sublevel 5

 * Treasures:
 * Stink-Emitting Napsack (inside the Great Spiner, unlock napping to regain health)
 * Enemies:
 * Great Spiner
 * Dwarf Spiner (replaced with Flaming Spiners in Ultra-Bitter mode.
 * Obstacles:
 * Acid emitter

Use Green Pikmin to destroy the acid emitters, defeat the Great Spiner, and get the Stink-Emitting Napsack, and then escape.