50-59 Days to maturity (from transplant). Capsicum annuum. Sweet Heat Pepper Seeds. Non-GMO, annual, open-pollinated, heirloom, hot-type pepper with mild heat levels. 100 to 500 Scoville Heat Units. Suitable for growing in containers, garden plots, raised beds, and greenhouses. The Sweet Heat pepper only registers around 300 Scoville Heat Units, about the same rating as a mild Sweet Banana pepper. Sweet Heat peppers produce 3-4 inch long peppers that change from green to red as they ripen. ~4,000 seeds/oz.