👉 Sinclair's is a type of cannabis plant that originated in the United States, specifically from the state of Nevada. It is known for its distinctive taste and aroma, with a strong presence of tetrahydrocannabinol (THC), which is the main psychoactive component present in cannabis. This plant was first cultivated in 1960 by Richard "Sinclair" Thompson, an American entrepreneur who had previously sold marijuana to his friend Johnny B. Barkley.