Growing from Seeds . (In containers, they may only go up to 2 feet.) Plant ghost peppers 8-12 weeks before the last frost in your region. WHERE TO GROW To have a shot at growing a successful ghost pepper plant, you need to recreate the hot, humid environment of northern India. How hot is a ghost pepper? How To Plant. Gloves and long sleeves are recommended when handling ghost peppers. In USDA zones 11 and above peppers … A jalapeno, for comparison, can rate anywhere between 2,500 and 5,000 units. Ghost peppers are one of the hottest peppers out there and if you like super spicy food, this post is for you! Depending on the variety, ghost peppers clock in anywhere between 855,000 and 1,041,427 Scoville units. by Matt Gibson If you want to grow your own ghost peppers, be careful. Ghost peppers are an interspecific hybrid chili pepper also know as bhut jolokia, ghost chili pepper and ghost jolokia, cultivated in India. Ghost Pepper Plant Size. Wear gloves and goggles and avoid touching your eyes, nose, mouth, or skin after handling ghost peppers. If you are chopping them, do it outside with fresh air. The habanero, a significantly hotter pepper than the […] An environment with 70% humidity is also ideal for growing ghost peppers. This means that outdoor growing in the U.S. may only be suitable to regions 8-11. Ghost pepper seeds take about 35 days to germinate in moist, warm soil kept between 80-90 degrees Fahrenheit (27-32 degrees Celsius). Before planting, soak the seeds in hydrogen peroxide for a minute to increase germination success. This guide on how to grow ghost peppers indoors will help you grow super spicy peppers all season. Ghost chili plants can grow up to 4 feet (1.22 meters) high.