120 days. Believed to be the hottest pepper in the world, the Carolina reaper is a serious scorcher! For those extreme pepper eaters, Carolina reaper is a must-- for those less adventurous, they make a great conversation piece in the garden. These devious little peppers are fiery red with a little scythe shaped tail at the base of each fruit, hence the name reaper. The heat rating on these monsters is 1,569,300 Scovilles, in comparison the spicy habanero is a mere 100,000 scovilles!