Iceroot Carrot is an item in the “Plot advancement” category (Key Items).
In-game descriptions
| Sword / Shield | Produce that the King of Bountiful Harvests’ beloved steed likes to eat. It grew in a field covered in snow. |
|---|
Where to find it
Not placed on the atlas maps (so far: Red/Blue and Generation 3).
Sources : PokeAPI (items, item_flavor_text, machines) · atlas · pokeemerald species_info.h