Ranked as the hottest pepper in the world by Guinness, and registering at over 1,500,000 Scoville heat units, this is not a pepper for the timid. The fruit average 1.5 to 2 inches in length and have a nice fruity flavor if you are able to dilute the heat in your favorite dish to something you can eat. Fruit look like a bumpy little devil with a pointed tail. Reaper seeds are difficult to germination and require a heating pad and thirty days just to sprout. 95 days.