witcher

Hop umbels are flowers whose pollen emits a strong aura against magic.[1]

The Witcher

Hop umbels is a cut alchemy ingredient that was not implemented into the game.

Journal Entry source

The Witcher 3: Wild Hunt

Hop umbels is an alchemy ingredient that is needed to craft the following items:

It can be found as random loot, gathered from plants, or purchased from the following merchants:

References