Cannabis refers to the plant Cannabis sativa. The cannabis plant originally comes from Asia. It is now grown around the world, including in Canada.
The cannabis plant is used for its effects on the mind. It is also used for medical, social or religious purposes. Marijuana is a slang term for the dried flowers, leaves, stems and seeds of the cannabis plant.
Most cannabis products come from or can be made using the flowers and leaves of the cannabis plant. Depending on how they are made, these products can have a range of potencies of THC (and CBD).