HEIRLOOM: 100 days. The legendary ghost pepper is one of the world's hottest peppers. Thin-walled, wrinkled fruits reach 2-3" long and ripen to a fiery red. Rich, smokey-citrus flavor. Previously recognized by Guinness World Records as the hottest pepper in the world, it has now been surpassed by the Moruga Scorpion and Carolina Reaper. The ghost pepper is about 200 times hotter than a Jalapeno. Beware! Height: 2-3' (800,000 - 1 million Scovilles) Sun.