What is hemp?

For our purposes, hemp is the plant called "cannabis sativa". There are other plants that are called hemp, but cannabis hemp is the most useful of these plants. In fact, "cannabis sativa" means "useful (sativa) hemp (cannabis)".

"Hemp" is any durable plant that has been used since pre-history for many purposes. Fiber is the most well known product, and the word "hemp" can mean the rope or twine which is made from the hemp plant, as well as just the stalk of the plant which produced it.