75 Days to maturity (from transplant). Capsicum annuum. Sweet Cayenne Pepper Seeds. Non-GMO, annual, open-pollinated, sweet pepper with mild heat levels. 0 to 200 Scoville Heat Units. Suitable for growing in garden plots, raised beds, and greenhouses. Sweet Cayenne is a thin-walled long cayenne pepper with crimson red fruit that can reach 12 inches long. Use Sweet Cayenne the same way that you would a frying pepper. It is sweet and crunchy, providing you with delicious treats. ~5,000 seeds/oz.