Cannabis, also known as marijuana among other names, is a psychoactive drug from the Cannabis plant. Native to Central Asia and the Indian subcontinent, the cannabis plant has been used as a drug for both recreational and entheogenic purposes and in various traditional medicines for centuries. Marijuana is grown and trafficked all over the world, while cannabis seized in the United States is either grown domestically or smuggled from Mexico or Canada.Let's remove any fear you may have that growing cannabis is going to be difficult, It is not. learn a simple technique to increase the yield in small spaces. (Apt. size) See how one culture increases the THC. Know when your best time to harvest is.The book goes into cooking cannabis's most common mistakes. health benefits and a little history. The man who discovered the cause of cancer wrote a book on curing it. So what were his thoughts on cancer? First, he was quoted as saying: "No disease, including cancer, can exist in an alkaline environment".