How many types of black magic are there in Harry Potter

1. Torture Curse

Torture of the body, violent spasms when tortured, shock and pain. This is one of the three non-curses that curses to spend the rest of one's life in an Azkaban prison.

2. Brute Curse

It is possible to take complete control of the cursed subject in order to perform the action you want them to perform. However, it may also be successfully broken by trying to focus and persevere against the voices in your head. This is one of the three non-curses that curses to spend the rest of their lives in an Azkaban prison.

3. Sojourn Curse

A spell that requires strong spell power to execute. When the curse is cast, the wand will shoot out a bright green light and a squeaking sound will be heard. The curse kills immediately, there is no curse at all.

Expanded Information;

Magical Plants in Harry Potter

1. Mandrake

This is a plant that appeared in Harry Potter when he was taking Herbology, also known as the Poison Apple, which is used to return a shapeshifter or someone who has been under a magic spell back to their original state. In the movie this plant is referred to as a plant with magical powers, his screams can make people faint and fatal, as well as save those who are under a spell at the end.

2, mistletoe

This plant is extremely impressive. On the one hand, it is because in the movie when Harry and Zhang Qiu embraced and kissed each other, the mistletoe on the top of the head which represents the love plant blossomed; on the other hand, it is also because this kind of plant is not as rare as the mandrake,

Reference source; Baidu Encyclopedia - Harry Potter