Unlike plant ingredients, minions can be deployed on the battlefield to assist in combat.
Chinese Chomping Cabbage
Type: Medium Plant
Baseline Time to Grow: 25 min
This plant has been confirmed for the game; it is seen as one of the growing options in the Room of Requirement as well as being deployed during one of the battle sequences.
Deek
Type: Best Friend
Deek is a house elf who aids you in setting up the Room of Requirement. He appears to be property of Deputy-headmistress Weasley.
Inferi
Type: Necromancy
At several points in the gameplay reveal trailer, enemy necromancers either bring forth or have waiting for the main character an inferius or two. The inferi are reanimated corpses that seem to have only a very slow melee attack in their arsenal. Note: in Harry Potter lore there are also "zombies", though it is unclear if the game will have both or even differentiate between the two.
Mandrake
Type: Plant
This plant has been confirmed for the game; it is used during one of the combat sequences to incapacitate some nearby enemies using a sonic AOE attack.
Venomous Tentacula
Type: Large Plant
Baseline Time to Grow: 25 min
This plant has been confirmed for the game; it is seen as one of the growing options in the Room of Requirement during the gameplay reveal trailer.