7 Pot Katie-(Capsicum chinense)-The 7 Pot Katie is the hottest pepper developed in the U.K. coming in at a peak heat level over 1,500,000 SHU (Scoville Heat Units). It was made by crossing a Naga Viper and a Red Trinidad 7 Pot. The creator of this is a chile grower named Nick Duran who also goes by the name of Naga Nick. The 7 Pot Katie peppers can get larger than a golf ball in size and ripen from green to dark red. Like other 7 pots that have a fruity flavor. the 7 Pot Katie chile plants grow over 4 feet tall and are very productive.